YORKVILLE AP508 User manual

U.S.A.
Yorkville Sound Inc.
4625 Witmer Industrial Estate
Niagara Falls, New York
14305 USA
Voice: [phone]
Fax: [phone]
WORLD HEADQUARTERS
CANADA
Yorkville Sound
550 Granite Court
Pickering, Ontario
L1W-3Y8 CANADA
Voice: [phone]
Fax: [phone]
Quality and Innovation Since 1963
Printed in Canada
sm-ap5xx.pdf v.2.0 11/98
SERVICE MANUAL
1. Parts List
2. Power Supply Board
• M507 Schematic
• M507 PCB layout
3. Power Amp Board
• M508 Schematic
• M508 PCB layout
4. Input Channel Board
• M1054 Schematic
• M1054 PCB layout
5. Master Board
• M1055 / m1055eq Schematic
• M1055 PCB layout
6. Master i/o Board
• M1056 Schematic
• M1056 PCB layout
7. Contact Information
AP508/512

INSTRUCTIONS PERTAINING TO A
RISK OF FIRE, ELECTRIC SHOCK, OR
INJURY TO PERSONS.
CAUTION:
TO REDUCE THE RISK OF ELECTRIC SHOCK,
DO NOT REMOVE COVER (OR BACK).
NO USER SERVICEABLE PARTS INSIDE.
REFER SERVICING TO QUALIFIED
SERVICE PERSONNEL.
Read Instructions:
The Owner's Manual should be read and understood
before operation of your unit. Please, save these
instructions for future reference.
Packaging:
Keep the box and packaging materials, in case the unit
needs to be returned for service.
Warning:
When using electric products, basic precautions should
always be followed, including the following:
Power Sources:
Your unit should be connected to a power source only of the
voltage specified in the owners manual or as marked on the unit.
This unit has a polarized plug. Do not use with an extension cord or
receptacle unless all three blades can be fully inserted to prevent
blade exposure. Precautions should be taken so that the grounding
scheme on the unit is not defeated.
Power Cord:
The AC supply cord should be routed so that it is unlikely that it will
be damaged. If the AC supply cord is damaged DO NOT
OPERATE THE UNIT.
Service:
The unit should be serviced only by qualified service personnel.
INSTRUCTIONS RELATIVES AU
RISQUE DE FEU, CHOC ÉLECTRIQUE,
OU BLESSURES AUX PERSONNES.
AVIS:
AFIN DE RÉDUIRE LES RISQUE DE CHOC
ÉLECTRIQUE, N'ENLEVEZ PAS LE COUVERT (OU
LE PANNEAU ARRIÈRE). NE CONTIENT AUCUNE
PIÈCE RÉPARABLE PAR L'UTILISATEUR.
CONSULTEZ UN TECHNICIEN
QUALIFIÉ POUR L'ENTRETIENT.
Veuillez lire le manuel:
Il contient des informations qui devraient êtres comprises
avant l'opération de votre appareil. Conservez S.V.P. ces
instructions pour consultations ultérieures
Emballage:
Conservez la boite au cas ou l'appareil devait être
retourner pour réparation.
Warning:
Attention: Lors de l'utilisation de produits électrique,
assurez-vous d'adhérer à des précautions de bases
incluant celle qui suivent:
Alimentation:
L'appareil ne doit être branché qu'à une source d'alimentation
correspondant au voltage spécifié dans le manuel ou tel qu'indiqué
sur l'appareil. Cet appareil est équipé d'une prise d'alimentation
polarisée. Ne pas utiliser cet appareil avec un cordon de
raccordement à moins qu'il soit possible d'insérer complètement
les trois lames. Des précautions doivent êtres prises afin d'eviter
que le système de mise à la terre de l'appareil ne soit désengagé.
Cordon d'alimentation:
Évitez d'endommager le cordon d'alimentation. N'UTILISEZ PAS
L'APPAREIL si le cordon d'alimentation est endommagé.
Service:
Consultez un technicien qualifié pour l'entretien de votre appareil.
IMPORTANT SAFETY INSTRUCTIONS
safe_v3.doc Version 3.5 Mar 98
AP5xxParts List 11/4/98
YS # Description Qty. YS # Description Qty. YS # Description Qty.
5990 GREEN 3MM LED 1V7 20MA RAD W/STOPER 20 5318 220N 50V 10%CAP T&R BEAD X7R 1 3468 8? 3/16 SJT AC LINE CORD STRIP 17" 1
5991 RED 3MM LED 1V9 20MA RAD W/STOPER 9 5233 330N 63V 5%CAP T&R RADIAL.2"FILM 7 3821 HEYCO #1200 STRAIN RELIEF 1
5996 RED 1.5 LED 0V0 00MA 7SEG DISPLAY 1 5240 680N 63V 10%CAP T&R RADIAL.2"FILM 3 3520 24 PIN BREAKAWAY .156 0.375
6403 ORANGE3MM LED 1V7 5MA 16 5254 __1U 63V 20%CAP T&R RAD EL.2"4X7M 2 3521 SIDE ENTRY PCB CONN .156 8POS 1
6420 RED 5MM LED 1V7 20MA BRGT SAR5734 2 5256 __1U 63V 5%CAP T&R RADIAL.2"FILM 3 3538 24 PIN BREAKAWAY LOCK .156 0.5
6419 BRIDGE 35A 400V WIRE LEAD GI3504 2 5258 __4U7 63V 20%CAP T&R RAD EL.2"8X7M 9 3548 SIDE ENTRY PCB CONN .156 4POS 1
6425 BAV21 200V 0A25 DIODE T&R 8 5259 __4U7 63V 20%CAP T&R RADIAL ELE.2" 5 3596 36PIN BREAKAWAY .15GOLD .100 1.326
6438 1N4004 400V 1A0 DIODE T&R 24 5281 _10U 16V 20%CAP NONPOLAR T&R .2" 2 3597 12 CIR HDR BOT ENTRY 0.1" GOLD 3
6825 1N4148 75V 0A45 DIODE T&R 96 5885 _10U 100V 20%CAP T&R AXIAL ELECTRO 2 3598 16 PIN 25SQ 100 DIL VOIDA1 1
6479 MUR415 150V 4A0 DIODE FAST RECOV 12 5260 _22U 50V 20%CAP T&R RADIAL ELE.2" 23 3599 16 SKT 25SQ 100 DIL DUAL-ENTRY 1
5121 MZ4615RL 2V0 W25 ZENER 5% T&R 2 5631 _22U 50V 20%CAP T&R RAD 7MM EL.2" 10 3631 PCB CONN 9 CIR BOTTOM .156 1
6440 1N750ARL 4V7 0W5 ZENER 5% T&R 4 5961 _33U 16V 20%CAP NONPOLAR T&R RAD 55 3637 16 PIN DUAL 90 BREAKAWAY .100 1
6436 1N753ARL 6V2 0W5 ZENER 5% T&R 3 5265 _68U 25V 20%CAP T&R RADIAL ELE.2" 5 3638 12 CIR CABLE HOLDER .098 6
6461 1N5240BRL 10V0 0W5 ZENER 5% T&R 6 5879 100U 16V 20%CAP T&R RAD EL.2"8X7M 8 3674 9 CIR CABLE HOLDER .098 1
6450 1N5242B 12V0 0W5 ZENER 5% T&R 2 5914 100U 63V 20%CAP RADIAL ELECT BULK 4 5992 9 PIN SINGLE-IN-LINE IC SOCKET 2
6465 1N5250B 20V0 0W5 ZENER 5% T&R 1 5883 220U 100V 5%CAP RADIAL ELECT BULK 2 8701 4-40 KEPS NUT ZINC 8
6463 1N5251BRL 22V0 0W5 ZENER 5% T&R 4 5623 330U 16V 20%CAP AXIAL ELECTR BULK 1 8793 4-40 HEX NUT ZINC 3
6460 1N5260B 43V0 0W5 ZENER 5% T&R 1 5621 470U 63V 20%CAP RADIAL ELECT BULK 5 8800 6-32 KEPS NUT ZINC 10
6855 NJM7805FA TO220 POS 5V0 REG IS 1 5859 4700U 50V 20%CAP RADIAL ELECT BULK 2 8844 6-32 PEMNUT 9
6856 NJM7815FA TO220 POS 15V0 REG IS 1 5868 4700U 16V 10%CAP RADIAL ELECT BULK 1 8787 8-32 KEPS NUT ZINC 5
6857 NJM7915FA TO220 NEG 15V0 REG IS 1 5890 5600U 100V 20%CAP RAD ELECT 35X50MM 2 8880 3/16 PUSHNUT SPAENAUR #177078 6
5101 BC550C TO92 NPN TRANS. T&R 24 4402 _10K 3B-LIN-DETENT STYLE"P11"16MM 24 8797 5/16-18 KEPS NUT SJ500 2
5102 BC560C TO92 PNP TRANS. T&R 23 4561 _10K 1B-LINEAR STYLE"P11"16MM 34 3846 TO220 MICA THERMAL CONDUCTOR 56359B 1
5103 MPSA06 TO92 NPN TRANS. T&R 3 4574 10K SLD 1B S V 60M WHT SFT 8 4597 22AWG STRAN TC WIR 106
5104 MPSA56 TO92 PNP TRANS. T&R 1 3995 20K SLD ST WHT KB V 30M DT 9 4599 22AWG SOLID SC WIR T&R 134
5109 MPSA43 TO92 NPN TRANS. 11 3996 20K SLD MON WHT KB V 30M DT 9 5299 24AWG SOLID SC WIR RAD 26
5110 MPSA93 TO92 PNP TRANS. 14 4559 _20K 5C-REV/AUDIO STYLE"P12"16MM 8 4745 5.0W 0R1 5% BLK RES 4
5111 MPSA17 TO92 NPN TRANS. T&R 4 4564 _20K STEREO1B-LINEAR STYLE"P17"18MM 4 4688 1/2W 2R2 5% T&R RES 4
5105 MPSA13 TO92 NPN DARLINGTONT&R 14 4563 _50K 1B-LINEAR STYLE"P12"16MM 4 4748 2.0W 3R9 5% BLK RES 2
5106 MPSA63 TO92 PNP DARLINGTONT&R 1 4401 _50K 1B-LINEAR STYLE"P11"16MM 8 4605 1/8W 10R 5% T&R RES 8
5116 BC264D TO92 N CHAN J FETT&R 2 4582 50K SLD V 60M MONO 5 4675 1/2W 10R 5% T&R RES 2
5119 2N5638 TO92 N CHAN J FETT&R 4 4581 ROTARY ENCODER 4-BIT VER PCB DSHAFT 1 4875 1/4W 10R 5% T&R RES 1
6788 BD238 TO126 PNP TRANS 1 2460 8.00 AMP SWITCH BREAKER BLUE 1 4930 1/4W 10R 5% .2"U T&R RES 2
6811 MJF15031 221D- PNP TRANS 1 3819 5UH COIL 18AWG R000 AIR CORE 2 4812 1/4W 18R 5% T&R RES 1
6912 BDX53C TO220 NPN DARLINGTON 1 3464 WIRE TO BOARD CRIMP 18-24 AWGT/LEAD 14 4591 1/8W 22R1 1%FLAME PROOF T&R RES 2
6928 IRFP250 TO247 N CHAN MOSFET 6 3490 CLIP 250X032 14-16AWG DISCO/INSL 7 4817 1/4W 47R 5% T&R RES 1
6991 MJL21193 TO3P PNP TRANS PWR 2 3601 RING TERMINAL 16AWG WIRE & #8 SCREW 1 4590 1/8W 100R0 1%FLAME PROOF T&R RES 2
6798 MC4741CP IC QUAD OP AMP 2 3602 RING TERMINAL 18AWG WIRE & #8 SCREW 3 4852 1/4W 100R 5% T&R RES 23
6840 MC33078P IC DUAL OP AMP 17 3682 250 MALE PCB TAB BULK ON CATRIGE 2 4921 1/4W 100R 5% .2"U T&R RES 31
6882 TL072CP IC FET DUAL OP AMP 21 3432 NARROW PC MNT JK SKT M203=2 4 4859 1/4W 150R 5% T&R RES 9
6884 NE5532N IC DUAL OP AMP 1 3498 M203-02 PLAIN PC MNT JK SKT 18 4909 1/4W 200R 5% T&R RES 2
6889 TLO74CN IC QUAD O/A TEXASI ONLY 1 3523 M203-02A GOLD TIP PC MNT JK SKT 9 4932 1/4W 200R 5% .2"U T&R RES 8
6894 LM3916 IC LED DISPLAY DRIVER 2 3528 M203-02C GOLD TIP/RING PC MNT JK 3 4857 1/4W 220R 5% T&R RES 2
6745 LM13600N IC XCONDUCTANCE AMP 1 3460 MOULDED DUAL RCA SOCKET GOLD PLATED 2 4944 1/4W 220R 5% .2"U T&R RES 17
6959 4052 IC DUAL 1\4 CMOS SWITC 1 3611 TELEPHONE JACK 8 CIR 90 LP 1 4606 1/8W 249R 2%FLAME PROOF T&R RES 15
6960 4017 IC DECADE CNT/DIVIDE 2 3613 TELEPHONE JACK 8 CIR TOP ENT 1 4770 1/4W 249R 1% T&R RES 16
6945 745188 PROM IC PREPROG. FOR AP/MXR 1 3660 FEMALE PC MOUNT XLR NTRX.NC3FPR-H-O 8 4867 1/4W 270R 5% T&R RES 2
5190 MBS4992 TO92 8V5 DIAC T&R 2 3414 INTERNATIONAL PC MOUNT FUSEHOLDER 10 4945 1/4W 270R 5% .2"U T&R RES 16
6446 MAC15A4FP TO220 15A TRIAC 200V 2 2449 1.0 AMP SLO-BLO .25X1.25 FUSE 1 4780 1/8W 274R 1%FLAME PROOF T&R RES 4
6472 4K7 3% 0W0 THERMISTOR 3 2414 8.0 AMP SLO-BLO .25X1.25 FUSE 2 4798 1/4W 300R 5% T&R RES 1
6473 68K 3% 0W0 THERMISTOR 6 2405 10.0 AMP SLO-BLO .25X1.25 FUSE 2 4698 1/8W 475R 1%FLAME PROOF T&R RES 4
6474 10R 3% 0W0 PTC THERMISTOR 8 3630 FAN GUARD METAL 80MM CHROME 1 4821 1/4W 470R 5% T&R RES 16
6477 100K 5% 1/4W THERMISTOR T&R 0.2 1 3860 FAN 80MM X 80MM 40CFM 12VDC 1 4933 1/4W 470R 5% .2"U T&R RES 6
5405 _27P 200V 5%CAP T&R RAD CER.2"NPO 2 8559 AUDIOPRO GABLE "SET" ABS PLASTIC 1 4799 1/4W 562R 1% T&R RES 16
5203 _47P 100V 2%CAP T&R RAD CER.2"NPO 3 3692 HEATSINK THERMALOY 6079-PB 1 4891 1/4W 620R 5% T&R RES 4
5199 100P 100V 2%CAP T&R RAD CER.2"NPO 9 3501 B52200F006 COMP WASH #4 SMALL 6 4922 1/4W 620R 5% .2"U T&R RES 8
5196 150P 100V 2%CAP T&R RAD CER.2"NPO 1 3556 XSISTOR HOLD SPRING-BAR (PLATED) 4 4781 1/8W 681R 1%FLAME PROOF T&R RES 2
5201 470P 100V 5%CAP T&R RAD CER.2"NPO 27 3800 BELLY BUTTON #BB1 CORDS CANADA 8 4873 1/4W 680R 5% T&R RES 2
5420 680P 50V 10%CAP T&R BEAD NPO 1 3862 SIL PAD 400 1.5X6.75 2 4923 1/4W 680R 5% .2"U T&R RES 9
5816 680P 100V 5%CAP T&R RAD CER.2"NPO 4 8682 #4 TEFLON WASHER .125ID .281OD .031 11 4924 1/4W 750R 5% .2"U T&R RES 3
5206 __1N 400V 5%CAP T&R RADIAL.2"FILM 4 3857 VELCRO HOOK 0.5 4925 1/4W 820R 5% .2"U T&R RES 3
5422 __1N 50V 10%CAP T&R BEAD NPO 2 8499 6-32X1 STEEL PEM STUD 2 4758 1/4W 953R 1% T&R RES 8
5423 __1N2 50V 10%CAP T&R BEAD X7R 16 8500 6-32X3/4 STEEL PEM STUD 2 4823 1/4W 1K 5% T&R RES 1
5273 __1N5 200V 5%CAP T&R RAD CER.2"NPO 8 3448 REAN JACK NUT WHITE 3 4934 1/4W 1K 5% .2"U T&R RES 19
5208 __2N2 400V 5%CAP T&R RADIAL.2"FILM 5 3449 REAN JACK NUT RED 3 4854 1/4W 1K2 5% T&R RES 16
5275 __3N3 100V 5%CAP T&R RADIAL.2"FILM 6 3518 CLEAR PVC TUBING .500" DIA. 105?C 1 4935 1/4W 1K5 5% .2"U T&R RES 8
5209 __4N7 250V 5%CAP T&R RADIAL.2"FILM 9 3552 NYLON SPRING CLAMP 2 4825 1/4W 1K8 5% T&R RES 2
6451 __4N7 250V 20%CAP AC Y ONLY RAD10MM 1 3795 #8 GROUND LUG ZIERICK 505-169 2 4946 1/4W 2K 5% .2"U T&R RES 48
5204 _10N 100V 10%CAP T&R RADIAL.2"FILM 10 3798 8" NYLON CABLE TIE 2 4936 1/4W 2K7 5% .2"U T&R RES 10
5207 _18N 100V 5%CAP T&R RADIAL.2"FILM 3 3799 ROUND BUMPER BUTTON BLACK 18 4826 1/4W 3K3 5% T&R RES 3
5210 _22N 100V 10%CAP T&R RADIAL.2"FILM 15 3810 4" NYLON CABLE TIE 13 4827 1/4W 4K7 5% T&R RES 21
6435 _22N 275V 20%CAP AC X2 RAD BLK15MM 1 3852 STICK ON CABLE WRAP ANCHOR 1 4943 1/4W 4K7 5% .2"U T&R RES 15
5222 _33N 100V 10%CAP T&R RADIAL.2"FILM 6 8470 CUPWASHER FOR #1230 XFORMER 2 4639 1/4W 4K99 1% T&R RES 60
5224 _47N 100V 10%CAP T&R RADIAL.2"FILM 3 8591 SLIDE POT KNOB-RED 2 4939 1/4W 5K1 5% .2"U T&R RES 2
5226 _68N 100V 5%CAP T&R RADIAL.2"FILM 3 8638 AP MIXER SERIES PUSH SW BUTTON GREY 7 4685 1.0W 5K6 5% T&R RES 2
5227 _82N 100V 5%CAP T&R RADIAL.2"FILM 3 8690 BLACK FADER KNOB - MICROMIX 13 4862 1/4W 5K6 5% T&R RES 8
5228 100N 100V 5%CAP T&R RADIAL.2"FILM 38 8702 GREEN KNOB FOR "NEW" M.MIX/A.PRO 20 4801 1/4W 6K98 1% T&R RES 16
5314 100N 50V 10%CAP T&R BEAD X7R 14 8703 BLUE KNOB FOR "NEW" M.MIX/A.PRO 26 4887 1/4W 7K5 5% T&R RES 6
5230 180N 63V 5%CAP T&R RADIAL.2"FILM 3 8704 RED KNOB FOR "NEW" M.MIX/A.PRO 19 4926 1/4W 7K5 5% .2"U T&R RES 24
5231 220N 63V 10%CAP T&R RADIAL.2"FILM 7 8705 GREY KNOB FOR "NEW" M.MIX/A.PRO 18 4863 1/4W 8K2 5% T&R RES 16

VCD
SHEAR
SHEAR
SOLDERSIDE M1056-3.20
BLANK SIZE=16.000"X7.750"
M1056-3.20
----->
M1055
TAPE OUT
L L
R
R
AUX IN
J29
R201
249R
WHT RED
JB15
#3460 TAPE_OUT
R219
1WATT
10R
R218
1WATT
10R
R217
1WATT
10R
R216
1WATT
10R
R215
1WATT
10R
R213
1WATT
10R
R214
1WATT
10R
J21
R231 4K99
R230 4K99
J4
J5
J28
J27
J25
J31
J24
J14
J8
J10
J26
J6
J23
J22
J30
J20
J16
J19
J18
J17
J15
R65
14K0
R6414K0
R6310K0
R62
14K0
R61
10K0
R60
10K0
R59 14K0
R58
14K0
R57
10K0
R56
10K0
R55
14K0
R54
10K0
R53
14K0
R52
14K0
R51
10K0
R50
10K0
R4914K0 R4814K0
R47
10K0
R2110K0
R2014K0 R1914K0
R1810K0
R1710K0
R1614K0 R1514K0
R1410K0
R6610K0
R86
300R
JB13
EXT_FX_SEND
JB12
AUX_R_IN
JB11
AUX_L_IN
JB10
RVB_DEFEAT
JB9
MAIN_OUT
JB8
PWRAMP_A_IN
GOLD GOLD
JB7
PWRAMP_B_IN
GOLD
GOLD
JB6
SUB_L_OUT
JB5
SUB_R_OUT
JB4
R_FX_RTN
GOLD GOLD
JB3
L/MONO_FX_RTN
GOLD
JB2
MON_POST_OUT
JB1
MON_PRE_OUT
R204
249R
R210249R
R209
249R
R206
249R
R203
249R
R207
249R
R205
249R
R202
249R
R200
249R
EY2
R192
1K
C61
100N
C73
100N
C44
100P
C43
100P
C42
100P
C41
100P
C40
100P
C35
470P
C34
470P
C33
470P
C32
470P
C21
16V 33U
C20 16V 33U
R89
470R
R88
470R
R87
470R
R91
1K
U10
TLO72
U8
TLO72
U9
TLO72
U5
TLO72
1
FUNCTION
EY1
WHT RED
JB16
#3460
AUX_INPUT
R208
249R
R193
1K
FUNCTION PT#3596
TJH1
TJH2
C62
100N
1
MW1
R90
1K
R92
470R
C74
100N
ASSEMBLY M1056-3.20
BLANK SIZE=16.000"X7.750"
PCB MECH M1056-3.20
GNDCHASSIS
AZ HOLE
AP5xx Parts List 11/4/98
YS No. Description Qty. YS No. Description Qty.
4955 1/4W 8K2 5% .2"U T&R RES 16 3437 DPDT PUSH SW PCMT V MINI UGT 3522 5
4762 1/4W 9K760 0.1% *** T&R RES 8 3439 SP SERIES VERTICAL MOM PCB SWITCH 2
4800 1/4W 10K0 1% T&R RES 18 8454 3M #396 1" ADHESIVE TAPE 1.67
4829 1/4W 10K 5% T&R RES 35 8887 1/2" 2 SIDED TAPE A.E.BLAKE# 969 1
4940 1/4W 10K 5% .2"U T&R RES 52 3409 THERMO SW N/CLOSED OP/184F CL/144F 1
4856 1/4W 12K 5% T&R RES 3 3422 THERMO/BRKR:N/CLOSED OPEN@60C 1
4953 1/4W 12K 5% .2"U T&R RES 1 1295 AP-508/512 T?RD 1
4775 1/4W 14K0 1% T&R RES 38 AP-1212 MASTER SECTION BOARD 1
4630 1/2W 15K 5% T&R RES 2 ALESIS DIG RVB BOARD 1
4830 1/4W 15K 5% T&R RES 21 0.25 M1053 X 25 AP-1212 JACK PCB: 0.32
4831 1/4W 18K 5% T&R RES 11 M1062 X 20 ALESIS BUFFER BRD 0.05
4954 1/4W 18K 5% .2"U T&R RES 1 M1015 X 18 AP-1212 LED GUIDE 0.112
4832 1/4W 22K 5% T&R RES 3 0.4 M1054 X 2 AP-1212 MIXER PCB 1
4902 1/4W 24K 5% T&R RES 3 M1081X3, M1056X3, PCB 0.33
4833 1/4W 27K 5% T&R RES 4
4956 1/4W 27K 5% .2"U T&R RES 4
4890 1/4W 30K 5% T&R RES 1
4941 1/4W 30K 5% .2"U T&R RES 10
4917 1/4W 31K6 1% T&R RES 6
4840 1/4W 33K 5% T&R RES 2
4947 1/4W 33K 5% .2"U T&R RES 22
6122 1/4W 33K 5%MINI T&R RES 8
4878 1/4W 43K 5% T&R RES 2
4834 1/4W 47K 5% T&R RES 3
4927 1/4W 47K 5% .2"U T&R RES 19
4835 1/4W 56K 5% T&R RES 5
4928 1/4W 56K 5% .2"U T&R RES 9
4837 1/4W 82K 5% T&R RES 8
4929 1/4W 82K 5% .2"U T&R RES 12
4838 1/4W 100K 5% T&R RES 7
4942 1/4W 100K 5% .2"U T&R RES 2
6120 1/4W 100K 5%MINI T&R RES 4
4849 1/4W 180K 5% T&R RES 4
4949 1/4W 180K 5% .2"U T&R RES 2
4841 1/4W 220K 5% T&R RES 7
4843 1/4W 470K 5% T&R RES 2
4880 1/4W 680K 5% T&R RES 3
4844 1/4W 1M 5% T&R RES 12
4948 1/4W 1M 5% .2"U T&R RES 4
4888 1/4W 4M7 5% T&R RES 5
4951 1/4W 4M7 5% .2"U T&R RES 8
3612 23" 9C-24AWG RIBBON HEAVY DUT.100" 1
3614 16" 8C-24AWG TELEPHONE CABLE .050" 1
3625 4.5" 5C-26AWG RIBBON CABLE .100" 1
3626 12" 16C-28AWG RIBBON CABLE SOCKETS 1
3639 1.7"12C-26AWG RIBBON CABLE 0.25"S&R 2
3678 14" 4C-26AWG RIBBON CABLE .100" 1
3679 6" 12C-28AWG RIBBON CABLE .100" 2
8865 4-40 X 5/16 PAN PH MS SJ500 21
8742 4-40 X 3/8 PAN PH TAPTITE JS500 35
8861 4-40 X 3/8 PAN PH MS SJ500 2
8741 4-40 X 1/2 PAN PH MS JS500 1
8871 4-40 X 5/8 PAN PH MS SJ500 6
8799 #6 X 1/4 PAN PH TYPE B JS500 1
8832 6-32 X 1/4 PAN PH TAPTITE SJ500 5
8807 6-32 X 5/16 PAN PH MS SJ500 8
8829 6-32 X 3/8 FLAT PH TAPTITE BO#4 HEA 8
8823 6-32 X 1 PAN PH TAPTITE SJ500 2
8838 6-32 X 1 HEX ND MS ZINC 4
8802 8-32 X 3/8 PAN QUAD TPTTE SJ500 #6H 7
8803 8-32 X 3/8 PAN QUAD TAPTITE SJ500 4
8815 8-32 X 3/4 PAN PH TAPTITE SJ500 6
8809 10-32 X 1/4 PAN PH TAPTITE SJ500 3
8749 10-32 X 1/2 QDX PH TAPTITE JS500 12
8783 10-32 X 1 PAN QUAD TT JS500 BLACK 4
8740 5/16-18 X 3 GRD 5 HEX BOLT JS500 1
8656 .171 X 1/4 NYLON SPACER #SP42 4
3833 8 X 3/8 (250 OD,.171 ID)NY SPACER 2
3739 CUSTOM .4 LED SPACER 16
3851 1/2 PCB PLASTIC SPACER 7
3859 1/2 PLASTIC HEX SPACER #4 4
3858 3/4 PLASTIC HEX SPACER #4 11
8657 6-32 X 3/8" HEX SPACER ALUMINUM 4
8667 SHOULDER WASHER SWS-229 LENGTH 1/8 1
3517 NYLON WASHER #8 0.062 6
3511 #6 FLAT WASHER NYLON 8
8485 #6 SPLIT WASHER ZINC 6
8491 #10 SPLIT LOCK WASHER BO 4
8820 #8 FLAT WASHER SJ500 4
8850 #10 INT TOOTH LOCKWASHER BO 2

EY1
X1
12
40CFM
FAN
15K
0.5W R65
3K3 R21
TP1
100u
50v
C12
EY12
EY9
EY8
EY7
5
6
EY4
EY5
4u7
35v
C30
EY11
3K3
R67
10K
R22
MPSA43
Q5
100K
R68
5
3
100V 100n
C27
1N4004
D32
1N4004
D33
63v
10n
C31
CSA
22n
C1
TAB3 1N4004 D37
4
BDX53C
Q3
1N4004
D12
470u
35v
C28
1N4004
D11
4700U
25V
C24
MPSA56
Q17
A06
Q7
100K
R79
3
1
D38
D39
220K
R70 220K R71
4K7
R72
500mW
6v2
D41
A06
Q2
CSA
4n7
C2
680K
R73
WC2
EY10
100K
R64
2
2
THERMAL
13A/85C
TB2
POWER
8_AMP TB1
WC1
EY6
680K
R74
100R
R75
1
100u
30v
C32
150u
100v
C7
4700u
50v
C6
4700u
50v
C5
150u
100v
C4
13AMP
DB2
3
4
1
2
13AMP
DB1
3
4
1
2
TOROID
YSL#
120VAC
#1295
TR1
500mW
6v2
D42
100K
R23
MJ15031
Q13
MPSA06
Q6
43V
500mW
D14
22K
R24
22u
50V
C13
10R
R25
18R
R26
3K3
R27
4K7
R28
1N4004
D23
X212
500mW
6V2
D15
4u7
25v
C14
INREF OUT
7805Q14
1
2
3
63v10n
C19
1K
R63
4u7
25v
C17
4u7
25v
C18
4K7
R34
4K7
R35
20v
500mW
D43
INREF OUT
7915Q16
2
1
3
INREF OUT
7815Q15
1
2
3
10u
50v
C25
10u
50v
C26
10
9
8
7
6
5
4
3
2
1
# DESCRIPTION OF CHANGEVER#DATE
MODEL(S):-
D
D
D
D
D
D
D
D
APR/22/97
JUN/23/94
V
V
V
V
V
V
V
V
1.60
1.50
N
N
N
N
N
N
N
N
PC#5066_ADD_2ND_THERMAL-BREAKER
PC#4529_BD651->BDX53C
AP-5XX_SERIES_MIXERS
M507.SCH_DATABASE_HISTORY
13A/85C
1N4004
D24
1N4004 D25
MPSA56
EBC
MPSA06
BCE
BDX53C
IN
REF OUT
7915
BCE
MJE15031
EBC
MPSA43
IN
REF OUT
7815
7805
PCB#:
YORKVILLE
NAME:
MODELS: SCH ISSUE:
TITLE:
DATE:
M507
AP-5XX_SERIES_MIXER/AMPS
AUDIO-PRO
M507.SCH
APR/22/97
SUPPLY/FAN/PCB
1.60
1A-SB
1N4004 D26
10A-SB
8A-SB
D44
8A-SB
1
8YSL_PT#.
PS_TO_M1055
1N4004 D36
680K
R69
4K7
R29
1N4004
D31
63v4N7
C33
10K
R77
4
EY2
EY3
15K 0.5W
R66
220K
R78
10A-SB
4K7
R62
D40
4M7
R76
4u7
35v
C29
LVSEC180
BLACK
CHASSIS
WHITE
VM-
VM-
VH-
LFT_THRM
FET_CNTL
V-
V-
V-
AG
AG
AG
AG
AG
AG
AG
VH+
VH+
VH+
VH+
RGT_THRM
DG
DG
DG
ENABLE48
GND
GND
GND
GND
GND
GND
VM+
VM+
LVSEC0
LVSEC0
+5V
+5V
PHANT+
V+
V+
V+
V+
8
7
6
5
4
3
2
1PINOUT
CONNECTOR
TURN ON/OFF FET CNTL
TEMP TO 68 DEG C.
HEATSINK. REGULATES
ON POWER SUPPLY
THERMISTER MOUNTED
HIGH CURRENT TO M508
LOW VOLTAGE SUPPLY
5 VOLT SUPPLY
PHANTOM POWER SUPPLY
ORN
IS OFF-PCB
ENCLOSED CIRCUITRY
RED WIREBLK WIRE
GREEN
BREAKER
CIRCUIT
SWITCH/
POWER
WIRE
BLACK WIRE BLACK
FAN SPEED CONTROL CIRCUIT
POWER SUPPLY
RED
RED
PG
ENCLOSED CIRCUITRY IS OFF-PCB
VIOLET
VIOLET BLUE
WHITE
BLACK
YELLOW
RED
ALL UNMARKED DIODES ARE 1N4148.
ACTUAL PARTS MAY HAVE HIGHER VOLTAGE RATINGS.
NOTE: CAPACITOR VOLTAGE RATINGS SHOWN ARE MINIMUM REQUIRED.
BLK WHITE
BLUE
BLUE
YELLOW
YELLOW
GREY
120 VAC 60 Hz LINE
MC2
MC3
MC1
SENSORS:
SERVICE WARNING: POTENTIALS CLOSE TO 130 VDC, USE CAUTION.
6.8K @ 80~
68K @ 25~
5 WATTS
ABOUT
.020"
.012" .008"
.005"
.020"
.012"
.008"
.005"
VCD
SHEAR
SHEAR SHEAR
SHEAR
K
SIZE=12.250"X9.500"
SDOLERSIDE M507-2.40
B/DET
M507-2.40
C2
4N7
250VAC
NA=8A-SB
T8A
#3414
MC2
#3613
TO_M1055
TAB3
250TAB
AC_WHT
GUIDE
ETCH
EY12
WHT
GUIDE
ETCH
EY9
YEL
EY8
YEL
EY7
RED
EY4
BLK
EY5
GRY
EY11
BLU
EY10
BLU
EY6
RED
NA=1ASB
T1A
#3414
EY1
ORG
WC1
BLK
WC8
WHT
EY3
VIO
WC6
BLK
WC9
BLU
WC2
GRN
WC4
YEL
_WC4
YEL
C18
4u7
25v
R79
100K
#3892
SPC1
D44
4148
1
_MW1
1
MW1
TEMP.SENSE
NA=10A-SB
T10A
#3414
C4
100V 150U
#5883
LEADS UP
KBPC__-W
NA=8A-SB
T8A
#3414
R78
220K
R77
10K
EY21
BLK
WC3
RED
C7
100V 150U
#5883
NA=10A-SB
T10A #3414
Q14
+5SUPPLY
7805
BE
Q13
PHANTOM
MJ15031
C19
10n
C17
4u7
25v
C14
4u7
25v
C13
22u
50V
D25
4004
D31
4004
D33
4004
D23
4004
D24
4004
C25
10U
100V
22N
250VAC
Q6
MPSA06
Q5
MPSA43
C12
50v
100u
C3110N
J24
C5
#5859 4700U
50V
C6
#5859
4700U
50V
C26
10U
100V
_WC6
BLK
_WC8
WHT
MC1
8POS.RT.ANGLE_MOLEX
#XXXX
CONNECTOR#1
J2
D12
4004
D15
6V2
D14
43V
MC3
FUNCTION
EY20
RED
C32
100u
30V
R65
0.5W
15K
TP1
_WC9
BLU
BE
Q3
FAN_CTRL
BDX53C
D38
4148
R66
0.5W
15K
R67
3K3
R68
100K
R69
680K
R70 220K
R71 220K
R72
4K7
R73
680K
R35
4K7
R34
4K7
R74
680K
R75
100R
R76
4M7
C28
35v
470u
R28
4K7
R27 3K3
R26 18R
R25
10R
R24
22K
R23
100K
R22
10K
R21
3K3
Q7
A06
Q16
7915
C29
35v
4u7
Q15
7815
R29 4K7
C30
35v
4u7
C24
16V
4700U
Q2
A06
R63 1K
Q17
A56
EY2
VIO
D26
4004
J3
R62
4K7
D36
4004
D37
4004
C33
4N7
D39
4148
D40
4148
D11
4004
D41
6v2
TAB1
250TAB
AC_WHT
_WC3
RED
D32
4004
J4
D42
6v2
R64 100K
C27
100n
D43
20v
J1
LEADS UP
KBPC__-W
BLANK SIZE=12.250"X9.
ASSEMBLY M507-2.40
PCB MECH M507-2.40
AZ HOLE
VERSION
C2 FOR SEMKO
DO NOT STUFF
FOR SEMKO
BLK DBL/INS
18AWG
ALL 18"

YORKVILLE
NAME: PCB#&VER:
MODELS: SCH ISSUE:
TITLE:
DATE:
M508-3.10
MIXERS
AUDIOPRO_5XX_SERIES
M508.SCH
JUNE/15/94
PWR_AMP
2.80
D1
10V 3n3
C18
5K6
R51
680R
R64
475R FP
R55
220K
R2
100v
3n3
C20
1N4004
D15
100R
R36
475R FP
R26
PILOT
RED
LD1
1N4004
D34
4K7
R5
S
G
D
N
IRFP250
Q19
5K6
1W
R41
220K
R6
MC2
2
953R
R7
25v 27p
C19
22K
R9
953R
R10 68U16V C1
68U16V C2
MC2
1
4.7V
1N750A
D36
12v
500mW
D22
100R FP
R34
BC550
Q8
MPSA93
Q9
30K
R52
MPSA43
Q3
MPSA43
Q4
2K7
R14
2K7
R15
BC550
Q10
200R
R16
4K7
R23
MJL21193
ECB
BC550
Q11 16V
33U
C6
D4
D5
10K
R18
10K
R42
BAV21
D32
BC550
Q12
10V 3N3
C10
10K
R19
60v
470P
C11
S
G
D
N
IRFP250
Q15
S
G
D
N
IRFP250
Q16
0R1
5W
R45
0R1
5W
R46
25v 680P
C12
63v
220n
C14
MUR415
D9
10K
R20
500mW
10v
D10
500mW
10v
D11
MPSA43
Q2
MPSA93
Q13
MPSA43
Q21
100R
R21
10v 100N
C15
200R
R22
MPSA93
Q22
BAV21
D21
BC560
Q14
16V
33U
C7
BAV21
D14
2K7
R24
2K7
R25
274R FP
R54
470R
R59
2V0
250mW
D12
5K1
R11
100u 63v
C4
D6
D7
56K
R28
43K
R29
100R
R30
16V
33U
C5
31K6
R32
68K
R47
68K
R48
5K6
R44
25v 100p
C9
25v 100P
C13
22R1 FP
R39
5uH
L1
2N5638
Q25 953R
R40
D2
MPSA43
Q1
30K
R50
MPSA93
Q7
MPSA93
Q6
16v
10u
C8
MT1
MT2
G
TRIAC_MAC15A4FP
Q17
MT1
G
MT2
MBS4992
Q18
953R
R43
4K7
R56
D33
1M
R33
MPSA93
Q5
MUR415
D30
2K7
R27
2N5638
Q24
1N4004
D16
249R
R17
FP
10R
0.5W
R49
30K
R35
5K6
R3
22u
16v
C25
BAV21
D17
30K
R57
10v
500mW
D23
200R
R58
MUR415
D24
MJL21193
Q20
470u
63v
C23 5600u
100v
C26
1N4004
D28
1N4004
D29 MUR415
D25
MUR415
D26
1N4004
D31
470u
63v
C24
5600u
100v
C27
D18
D19
D20
MPSA93
Q23
1M
R60
31K6
R61
31K6
R8
MUR415
D27
2R2 0.5W
R62
2R2 0.5W
R63
63v
220n
C28
63v
220n
C29
MC3
2
MC1
1
MC3
4
MC1
5
63v
220n
C30
60v
470P
C33
5K6
R65
22u 50V
C34
3R9 0.5W
R12
63v
100n
C3
200R
R31
63v
4n7
C22
25v
470p
C31
25v
470p
C32
68K
RT2 68K RT1
200R
R53
50v
470p
C21
681R
R1
FP
274R
R4
FP
249R
R13
FP
4.7V
1N750A
D35
G
MT2 MT1
MAC15A4FP BC550C
CBE
BC560C MPSA43
EBC
MPSA93
DGS
2N5638
MT1
NC
MT2
MBS4992
IRFP250
SDG
IAMP_IN
POS_IN_R
VMID+
NEG_IN_L
NEG_IN_L
VA_OUT NEG_IN_R VH-
VMID-
CLIP_R
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
FET_CNTL
POS_IN_L
POS_IN_L
CLIP_L
CLIP_L
VH+
VH+
RGT_THRM
LFT_THRM
9
8
7
6
5
4
3
2
1
SERVICE WARNING: POTENTIALS GREATER THAN 130VDC PRESENT.
USE EXTREME CAUTION.
AMPLIFIER
THE LEFT CHAN
CONNECTIONS TO
SPEED
CONTROL FAN
THERMISTERS
1.7mA
7.5mA
OUTPUTS
MC2
MC3
MC1
*
A
YORKVILLE SOUND LTD PCB #:
DESIGN BY: SCH ISSUE:PCB VER: OFDWG #:
FOR MODEL(S):
TITLE:
CAD FILE NAME:
C:\PCAD\EXE\ DATE:
DRAWN BY: _11PFIPFI_&_GA
2.00XM1054-3.10
1200_SERIES_MIXERS
MAR/25/97 CHANNEL_STRIPM1054.SCH
M1054
4K99
R1A
249R
R2A
NUTRIX
MIC
JB1A
13
2
6K98
R3A
SRT
LINE
NO_GOLD
JB2A 1
2
3
4
5
6
249R
R4A
6K98
R5A
22u 50v
C1A
22u 50v
C2A
562R
R6A
562R
R7A
D1A
4K99
R8A
1/2
33078
U3
6
57
100n
C4A
100n
C5A
1N2
C6A
1N2
C7A
D2A
D3A
D4A
4K99
R9A
4K99
R10A
1/2
33078
U2
6
57
100R
R11A
150R
R12A
CW
GAIN
20K
05C P1A
82K
R13A 100u
16V
C8A
SRT
INSERT
GOLD_TIP
JB3A 1
2
3
4
5
6
1/2
TLO72
U1A
2
31
4K99
R14A
14K0
R15A
4K99
R16A
14K0
R17A
100R
R18A
1/2
TLO72
U1A
6
5
7
4K99
R19A
14K0
R20A
33u16v C14A
1/2
TLO72
U5
6
57
25v 22n
C12A
82K
R21A
18K
R22A
1K2
R23A
1K2
R24A
470R
R25A
470R
R26A
4K7
R27A
4K7
R28A
CW
TREBLE
10K
1B P2A
CW
MID
10K
1B P3A
CW
BASS
50K
1B P4A
220R
R30A
15K
R34A
2K
R35A
D5A
33K
R53A
D8A
CHANN
1B
10K
P10A
MPSA13
Q1A
27K
R31A
10K
R36A
100n
C10A
D7A
D6A
RED
LD1A
100n
C16A
100n
C17A
16v
33u
C3A
CW
MON_PRE
1B
10K
P5A
10K
R32A
1/2
33078
U6
6
57
CW
FX_INT
1B
10K
P6A
10K
R37A
8K2
R38A
CW
FX_EXT
1B
10K
P7A
2K
R39A
8K2
R40A
CW
MON_POST
1B
10K
P8A
4u7
16v
C15A
15K
R41A
2K
R42A
10K
R43A
CW
PAN
3B
10K
P9A
8K2
R44A
2K
R45A
33u 16v
C18A
33u16v C19A
8K2
R46A
1/8W
10R
R47
1/8W
10R
R48
25v
1n5
C13A
1K5
R33A
22U50V C9
10K
R36B
220R
R51
10K
R52A
4M7
R51A
1/2
33078
U6
2
31
33u 16v
C18B
33u16v C19B 1K5
R33B
10K
R52B
470p
C9A
1M
R55B
1M
R55A
100K
R54A
CHANN
1B
10K
MPSA13
EBC
V+V+
V+
V+
MON_POST
MON_PRE
IG
IG
V-V-
V-
V-BUSS
V-BUSS
V+BUSS
V+BUSS
CREF
CREF
SG
SG
SG
SG
SG
SG
SG
SG
SGSG
SG
SG
SG SG
SG
FX_INT
FX_EXT
LEFT
RIGHT
PHANT+
PHANT+
BUSS PIN NUMBER
#
11
10
9
8
7
6
5
4
3
2
1
PIN 4 PIN 4
PIN 8 PIN 8
CHAN A/C CONFIGURATION
CHAN B/D CONFIGURATION
+
+
+
+
+
+
-
+3
-3/+3
-3/+3
+9
0dB
-40
48 VOLTS
+
A

YORKVILLE SOUND LTD PCB #:
DESIGN BY: SCH ISSUE:PCB VER: OFDWG #:
FOR MODEL(S):
TITLE:
CAD FILE NAME:
C:\PCAD\EXE\ DATE:
DRAWN BY: VERSION_2.00000PFIPFI_&_GA
2.40__
AP1212_AP1216_AP508_AP512_AP516
OCT\18\93 1200_SERIES_MASTERM1055
M1055
1/2
33078
U1
2
31
1/2
33078
U1
6
57
1/2
33078
U2
2
31
1/2
33078
U2
6
57
1/2
33078
U3
2
31
1/2
33078
U3
6
57
1/2
NE5532
U4
2
31
1/2
NE5532
U4
6
57
1/2
TLO72
U5
2
31
1/2
TLO72
U5
6
57
1/2
TLO72
U11
2
3
1
1/2
TLO72
U7
2
3
1
1/2
TLO72
U7
6
5
7
1/2
TLO72
U9
6
57
1/2
TLO72
U9
2
31
1/2
TLO72
U8
6
57
1/2
TLO72
U8
2
31
1/2
TLO72
U10
6
57
1/2
TLO72
U10
2
31
1/2
TLO72
U11
6
57
1/2
TLO72
U6
2
31
1/2
TLO72
U6
6
57
MON_PRE
20A
50K
P1
MON_POST
20A
50K
P2
L_SUB
20A
50K
P3
R_SUB
20A
50K
P4
MAIN
20A
50K
P5
2K
R1
2K
R2
10K
R3
10K
R4
100K
R5
1K
R6
10K
R7
10K
R8 47K
R9
33K
R10
33K
R11
47K
R12
33K
R13
10K0
R14
14K0
R15
14K0
R16
10K0
R17
10K0
R18
14K0
R19
14K0
R20
10K0
R21
33K
R22
18K
R23
1K
R24
1K
R25
1K
R26
18K
R27
47K
R28
10K
R29
10K
R30
10K
R31
1K
R32
2K
R33
2K
R34
10K
R35
10K
R36
16v 470p
C25
4M7
R38
47K
R39
47K
R40
47K
R41
47K
R42
180K
R43
33K
R44
180K
R45
33K
R46
10K0
R47
14K0
R48
14K0
R49
10K0
R50
10K0
R51
14K0
R52
14K0
R53
10K0
R54
14K0
R55
10K0
R56
10K0
R57
14K0
R58
14K0
R59
10K0
R60
10K0
R61
14K0
R62
10K0
R63
14K0
R64
14K0
R65
10K0
R66
100R
R67
100R
R68
10K
R69
7K5
R70
10K
R71
10K
R72
4M7
R73 2K
R74
180K
R75
4M7
R76
2K
R77
4M7
R78
180K
R79
100R
R80
100R
R81
16v 470p
C24
7K5
R83
10K
R84
47R
R85
300R
R86
470R
R87
470R
R88
470R
R89
47K
R90
33K
R91
470R
R92
24K
R234 33K
R94
47K
R95
18K
R96
10K
R97
33K R98
33K
R99
33K
R100
33K
R101
4K7
R102
4K7
R103
1K
R104
1K
R105
10K0
R106
33K
R107
1K
R108
1K
R109
10K0
R110
33K
R111
10K
R112
10K
R113
10K
R114
10K
R115
10K
R116
10K
R117
10K
R118
10K
R121
10K
R122
10K
R123
10K
R124 10K
R125
10K
R126
10K
R127
220R
R128
1M
R129
1M
R130
10K
R131
4K7
R132
33K
R133
18K
R134
33K
R135
330R
R136
330R
R137
330R
R138
1M
R139
330R
R140
330R
R141
330R
R142
33K
R143
1M
R144
2K
R145
2K
R146
2K
R147
PROTECT
RED
LD1
CW
INT_FX_SEND
50K
1B
P6
CW
EXT_FX_SEND
50K
1BP7
10K
R148
1K
R149 1K R150
33K
R151
150R
R152
10K
R153
4K7
R154 4K7
R155
220R
R156
220R
R157
33K
R158
220R
R159
33K
R160
220R
R161
220R
R162
10K
R163
10K
R164
1K
R165 1K R166
2K
R167
220R
R168
2K
R169
4K7
R170
4K7
R171
470K
R172
10K0
R173
10K
R174
1K8
R175
270R
R176
220R
R177
220R
R178
270R
R179
1K8
R180
10K
R181
10K0
R182 470K R183
10K
R184
4K7
R185
33K
R186
2K
R187
2K
R188
2K
R189
OUT
IN
S1
1
2
3
OUT
IN
GEQ_ASSIGN
S1
4
5
6
OUT
IN
PHANTOM
S6
1
2
3
OUT
IN
CURVE_SELECT
S4
1 2 3
OUT
IN
PROC_ON/OFF
S5
1 2 3
OUT
IN
S4
4 5 6
OUT
IN
S5
4 5 6
OUT
IN
S7
4 5 6
OUT
IN
AMP_ASSIGN
S7
1 2 3
OUT
IN
S6
4
5
6
OUT
IN
MOMENTARY
DISPLAY_SELECT
S3
1
2
3
OUT
IN
MOMENTARY
PHONES_SOURCE
S2
1
2
3
22u
16v
C1
68u
16v
C2
1K
R237
22u
25v
C4
22u
25v
C5
16PDIL_HEADER
MC1
12 34 56 78 910 1112 1314 1516
100K
R223
MW1
11
MW1
10
MW1
1
MW1
4
MW1
6
MW1
3
MW1
9
MW1
8
MW1
7
MW1
5
MW1
2
22V
ZD14
22V
ZD7
22V
ZD12
22V
ZD13
22u
35V
C63
BINARY_CODE
ENCODER
4BIT
P12
12345
22u16v C6
22u16v C7
22u16v C8
22u 16v
C9
D
CW
1B
20K
RP1
D
CW
INT_FX_RTN
1B
20K
RP1
D
CW
EXT_FX_RTN
B1
20K
RP4
D
CW
B1
20K
RP4
D
CW
AUX_TO_SUBS
1B
20K
RP3
D
CW
1B
20K
RP3
D
CW
1B
20K
RP2
D
CW
1B
20K
RP2
MPSA17
Q1
MPSA17
Q2
MPSA17
Q3
MPSA13 Q4
MPSA13 Q5
MPSA13 Q6
MPSA13
Q7
MPSA13
Q8
MPSA13 Q9
16v
33u
C12
16v
33u
C13
MPSA63
Q10
PROM
U14
1
2
3
4
5
6
7
89
10
11
12
13
14
15
16
100n
C30
100n
C31
INT_FX_CLIP
RED
LD2
MON_POST_CLIP
RED
LD3
MON_PRE_CLIP
RED
LD4
L_LIM
RED
LD5
R_LIM
RED
LD6
RIGHT_SUB_CLIP
RED
LD7
LEFT_SUB_CLIP
RED
LD8
MAIN_CLIP
RED
LD9
EXT_FX_CLIP
RED
LD10
PHANTOM_ON
RED
LD11
270R
R190
270R
R191
1K
R192
1K
R193
C1 D1 B1 DP1 E2 D2 G2 C2 DP2
B2A2F2
CA2
CA1
A1
NCNCNC
U16
1 2 3 4 5 6 7 8 910
11 12 13 14 15 16 17 18
CW
INT_FX_MPRE_RTN
A
50K
P8
CW
INT_FX_MPOST_RTN
A
50K
P9
CW
EXT_FX_MPOST_RTN
1B
10K
P10
CW
EXT_FX_MPRE_RTN
1B
10K
P11
270R
R194
270R
R195
270R
R196
270R
R197
270R
R198
270R
R199
FP
249R
R200
FP
249R
R201
FP
249R
R202
FP
249R
R203
FP
249R
R204
FP
249R
R205
FP
249R
R206
FP
249R
R207
FP
249R
R208
FP
249R
R209
FP
249R
R210
10R
R211
10R
R212
D3
D4
D5
D6
D8
D9 D10
D11
22u
35V
C64
SRT
MON_PRE_OUT
NO_GOLD
JB11
2
3
4
5
6
SRT
MON_POST_OUT
NO_GOLD
JB21
2
3
4
5
6
SRT
L/MONO_FX_RTN
GOLD_TIP
JB3 1
2
3
4
5
6
SRT
R_FX_RTN
GOLD_T_R
JB4 1
2
3
4
5
6
SRT
SUB_R_OUT
NO_GOLD
JB51
2
3
4
5
6
SRT
SUB_L_OUT
NO_GOLD
JB61
2
3
4
5
6
SRT
B_PWRAMP_IN
GOLD_T&R
JB7 1
2
3
4
5
6
SRT
A_PWRAMP_IN
GOLD_T&R
JB8 1
2
3
4
5
6
SRT
MAIN_OUT
NO_GOLD
JB91
2
3
4
5
6
SRT
RVB_DEFEAT
NO_GOLD
JB101
2
3
4
5
6
SRT
AUX_L_IN
NO_GOLD
JB11 1
2
3
4
5
6
SRT
AUX_R_IN
NO_GOLD
JB12 1
2
3
4
5
6
SRT
EXT_FX_SND
NO_GOLD
JB131
2
3
4
5
6
SRT
PHONES
NO_GOLD
JB141
2
3
4
5
6
X112
X212
X312
AT_REAR_PANEL
X4
12
PTC
10R
1W
R213
PTC
10R
1W
R214
PTC
10R
1W
R215
PTC
10R
1W
R216
PTC
10R
1W
R217
PTC
10R
1W
R218
PTC
10R
1W
R219
16v 470p
C32
16v 470p
C33
16v 470p
C34
16v 470p
C35
25V 2n2
C36
25V 2n2
C37 25v 100n
C38
25v 100n
C39
16v 100p
C40
16v 100p
C41
16v 100p
C42
16v 100p
C43
16v 100p
C44
16v 470p
C45
16v330n
C65
16v 330n
C66
16v330n
C67
16v22n
C46
16v 22n
C47
16v 22n
C48
16v 22n
C49
16v 330n
C50
16v
100n
C51
16v
100n
C52
PIN 11
D
IABC
1/2
LM13600
U17
13
15
14
16
12910
PIN 11
D
IABC
1/2
LM13600
U17
4
2
3
1
587
BC560
Q11
BC560
Q12
BC560
Q13
LR
TAPE_OUT
RCA JB15
16v
470p
C53
16v
470p
C54
16v
10n
C55
25v
100n
C56
25v
100n
C57
16v
10n
C58
35V
100n
C59
35V
100n
C60
25v
100n
C73
25v
100n
C74
BD238
BCE
MC2
1
2
3
4
5
6
7
8
9
L3
L4
L5
L6
L7
L8
L9
L10
V-
V+
LO
INPUT
HI
REF
ADJ
MODE
L2 LED1(LO)
RIGHT_BAR
LM3916
U18
1
2
3
4
5
6
7
8
9
18
17
16
15
14
13
12
11
10
L3
L4
L5
L6
L7
L8
L9
L10
V-
V+
LO
INPUT
HI
REF
ADJ
MODE
L2LED1(LO)
LEFT_BAR
LM3916
U19
1
2
3
4
5
6
7
8
9
18
17
16
15
14
13
12
11
10
GRN
LD12
GRN
LD13
GRN
LD14
GRN
LD15
GRN
LD16
GRN
LD17
RED
LD18
RED
LD19
RED
LD20
RED
LD21
RED
LD22
RED
LD23
GRN
LD24
GRN
LD25
GRN
LD26
GRN
LD27
GRN
LD28
GRN
LD29
GRN
LD30
GRN
LD31
L_BAR
AMBER
LD32
R_BAR
AMBER
LD33
4004
D15
22u
16v
C68
Q5 Q1 Q0 Q2 Q6 Q7 Q3 VN
Q8Q4Q9COCE
CRSVP
MC14017BP
U20
1 2 3 4 5 6 7 89
10 11 12 13 14 15 16
Q5 Q1 Q0 Q2 Q6 Q7 Q3 VN
Q8Q4Q9COCE
CRSVP
MC14017BP
U21
1 2 3 4 5 6 7 89
10 11 12 13 14 15 16
SUB_L_/_SUB_R AMB
LD34
MAIN_/_EXTFX AMB
LD35
MON1_/_MON2 AMB
LD36
AUX_L_/_AUX_R AMB
LD37
VDP
Y
X
A
B
E
X0
X1
X2
X3
Y0
Y1
Y2
Y3
VAN VDN
4052
U15
1
23
4
5
6
78
9
10
11
12
13
14
15
16
1u
16v
C10
1u
16v
C11
BC550
Q14
BC550
Q15
BC550
Q16
BC550
Q17
BC550
Q18
BC550
Q19
BC550
Q20
BD238
Q21
10R
R220
1/4
MC4741
U12
2
31
1/4
MC4741
U12
6
57
1/4
MC4741
U12
9
10 8
1/4
MC4741
U12
13
12 14
1/4
MC4741
U13
13
12
14
1/4
MC4741
U13
9
10
8
1/4
MC4741
U13
2
3
1
1/4
MC4741
U13
6
57
BC264D
Q22
2K
R228
MC3
33u16v C14
33u16v C15
33u16v C16
33u16v C17
33u16v C18
33u16v C19
33u
16v
C20
33u16v
C21
33u16v C22
33u16v C23
100n
C69
25v4u7 C26
33u16v C27
33u16v C28
33u16v C29
LR
AUX_INPUT
RCA JB16
1K
R221
1K
R222
270R
R225
270R
R224
4K7
R227
4K7
R226
BC264D
Q23
MPSA17
Q24
2K
R229
4K99
R82
4K99
R37
4K99
R231
4K99
R230
10K
R232
33u
16v
C70
33u
16v
C71
16v 150p
C72
47K
R93
1/2
TLO72
U22
2
3
1
7K5
R233
1/2
TLO72
U22
6
5
7
35V
100n
C62
35V
100n
C61
1K
R236
4K7
R235
MPSA63
CBE
MPSA13 MPSA17
CBE
BC264D
DSG
BC550C
EBC
BC560C
1
8
YSL_PT#3611
FROM_PWR_SUPPLY
FX_INT
FX_INT
GEQOUT_R
FX_EXT
FX_EXT
M_SUB_R
M_SUB_R
RIGHT
RIGHT
GEQIN_L-
GEQIN_R-
MON_POST
MON_POST
MON_PRE
MON_PRE
GEQIN_M+
M_MON_1M_MON_1
GEQOUT_M
GEQIN_R+
GEQIN_M-
M_MON_2
M_MON_2
GEQIN_L+
LEFT
LEFT
M_EXT_FX
M_EXT_FX
LONG_RUN
IG
IG
IG
IG
IG
IG
IG
IG
IG
IG
IG
IG
IG
IG
IG
V-
V-
V-V-
V-
V-
V-
V-
V-
V-
V-
V-
V-
V-
V-
V-
V-
V-
V-
V-
V-
V-
M_MAIN
M_MAIN
GEQOUT_L
M_SUB_L
M_SUB_L
M_AUX_R
M_AUX_R
CREF
CREF
CREF
CREF
CREF
CREF
CREF
CREF
CREF
PHANT+
PHANT+
PHANT+
LEFTS
RIGHTS
ENABLE48
+5V
+5V +5V
+5V
+5V
+5V
+5V
AG
AG
AG
V+
V+
V+
V+
V+
V+
V+
V+
V+
V+
V+
V+
V+
V+
V+ V+V+
V+
V+
V+
V+
V+
V+
V+
V+
V+
V+
V+
DG
DG
DG
DG
DG
DG
DG DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG DGDG
DG
DG
DG
DG
M_AUX_L
M_AUX_L
SG
SG
SG
SG
SG
SG
SG
SG
SG
SG
SG
SG
SG
SG
SG
SG
SG
SG
SG
SG
SG
SG
SG
SG
SG
SG
SG
SG
SG
SG
SG
SG
SG
SG
SG
SG
SG
SG
SG
SG
REV.
3.20
M1056
M1055/M1056
IS ON M1056
IS ON M1056
IS ON M1056
IS ON M1056
DOTTED LINE
DOTTED LINE
DOTTED LINE
DOTTED LINE
CIRCUIT WITHIN
CIRCUIT WITHIN
CIRCUIT WITHIN
CIRCUIT WITHIN
IS PART OF M1056
CIRCUIT WITHIN DOTTED LINE
IN=MON1-A,MAIN-B
OUT=SUBL-A,SUBR-B
OUT=DISSABLE IN=PROCESSOR
OUT=P400\P1000 IN=P160\P600
R
L
L
R
DIN 45406:
DECAY=650mS
ATTACK=1.7mS
LIMITER
RIGHT
LIMITER
LEFT
STEREO
GRAPHIC
GRAPHIC
EQ
EQ
MONO
9 BAND
9 BAND
YORKVILLE SOUND LTD PCB #:
DESIGN BY: SCH ISSUE:PCB VER: OFDWG #:
FOR MODEL(S):
TITLE:
CAD FILE NAME:
C:\PCAD\EXE\ DATE:
DRAWN BY: _11PFI/TCPFI
1.20_1.00
PROTO-GEQ
FEB/18/92 SP-MASTER_EQM1055EQ
M1055
25v
4n7
C1
7K5
R1 25v
22n
C2
25v
2n2
C3
25v
10n
C4
16KHz Y
20K
P1
125Hz Y
20K
P2
180K
R2
8KHz Y
20K
P3
250Hz Y
20K
P4
25v
1n
C5
4KHz Y
20K
P5
500Hz Y
20K
P6 2KHz Y
20K
P7
100R
R3
620R
R4
25v
4n7
C6
30K
R5
D
63Hz Y
20K
P18
12K
R6
25v
680p
C37
BC550
Q1
680R
R7
100R
R8
7K5
R9
56K
R10
BC550
Q2
820R
R11
47K
R12
BC560
Q3
7K5
R13
680R
R14
100R
R15
25v
4n7
C7
100R
R16
7K5
R17
D
8KHz Y
20K
P17
BC550
Q4
680R
R18
100R
R19
7K5
R20
56K
R21
82K
R22
D
125Hz Y
20K
P16
7K5
R23
25v
680p
C38
56K
R24
56K
R25
25v
68n
C40
25v
100n
C41
BC550
Q5
750R
R26
D
4KHz Y
20K
P15
BC550
Q6
620R
R27
100R
R28
7K5
R29
56K
R30
100R
R31
7K5
R32
100R
R33
100R
R34
680R
R35 7K5
R36
BC560
Q7
56K
R37
47K
R38
D
250Hz Y
20K
P14
D
2KHz Y
20K
P13
BC550
Q8
620R
R39
100R
R40
7K5
R41
47K
R42
BC550
Q9
680R
R43
620R
R44
25v
18n
C8
25v
33n
C9
100R
R45
620R
R46 7K5
R47
100R
R48
D
500Hz Y
20K
P12
7K5
R49
1/2
33078
U1
6
57
56K
R50
33K
R51
15K
R52
47K
R53
24K
R54
D
16KHz Y
20K
P11
BC550
Q10
82K
R55
BC550
Q11
1/2
33078
U2
6
57
D
1KHz Y
20K
P10
25v
47n
C10
25v
82n
C42
25v
180n
C43
25v
10n
C11
25v
18n
C12
25v
330n
C52
25v
680n
C55
25v
33n
C13
25v
68n
C44
25v
100n
C45
25v
1u
C58
25v 47p
C61
25v 33n
C14
25v 1n
C15
BC560
Q12
47K
R56
25v
4n7
C16
25v
10n
C17
100R
R57
620R
R58 7K5
R59
BC560
Q13
47K
R60
25v
1n
C18
25v
2n2
C19
100R
R61
620R
R62 7K5
R63
BC560
Q14
47K
R64
25v
10n
C20
25v
1u
C59
100R
R65
620R
R66 7K5
R67
BC560
Q15
56K
R68
25v
22n
C21
25v
47n
C22
100R
R69
680R
R70 7K5
R71
BC560
Q16
47K
R72
25v
180n
C46 25v
82n
C47
100R
R73
750R
R74 7K5
R75
BC560
Q17
82K
R76
25v
680n
C56 25v
330n
C53
100R
R77
820R
R78 7K5
R79
BC560
Q18
25v 1n
C23
25v 33n
C24
25v 47p
C62
30K
R80
1/2
33078
U2
2
31
D
1KHz Y
20K
P10
24K
R81
15K
R82
33K
R83
1/2
33078
U1
2
31
63Hz Y
20K
P8
12K
R84
1/2
TLO72
U3
2
31
33K
R85
15K
R86
12K
R87
12K
R88
D
16KHz Y
20K
P11
30K
R89
180K
R90
D
500Hz Y
20K
P12
D
2KHz Y
20K
P13
D
250Hz Y
20K
P14
D
4KHz Y
20K
P15
D
125Hz Y
20K
P16
D
8KHz Y
20K
P17
D
63Hz Y
20K
P18
1KHz Y
20K
P9
1/2
TLO72
U3
6
5725v 47p
C63
25v 33n
C25
25v 1n
C26
BC560
Q19
7K5
R91
820R
R92
100R
R93
25v
330n
C54
25v
680n
C57
82K
R94
BC560
Q24
7K5
R95
750R
R96
100R
R97
25v
82n
C48
25v
180n
C49
47K
R98
BC560
Q21
7K5
R99
680R
R100
100R
R101
25v
47n
C27 25v
22n
C28
56K
R102
BC560
Q26
7K5
R103
620R
R104
100R
R105
25v
1u
C60 25v
10n
C29
47K
R106
BC560
Q23
7K5
R107
620R
R108
100R
R109
25v
2n2
C30 25v
1n
C31
47K
R110
7K5
R111
620R
R112
100R
R113
25v
10n
C32 25v
4n7
C33
47K
R114
BC560
Q25
7K5
R115
620R
R116
100R
R117
25v
33n
C34 25v
18n
C35
56K
R118
BC560
Q20
7K5
R119
680R
R120
100R
R121
25v
100n
C50 25v
68n
C51
56K
R122 56K R123
25v
680p
C39
25v
4n7
C36
100R
R124
680R
R125 7K5
R126
BC560
Q27
15K
R127
15K
R128
BC550C
CBE
BC560C
BC560
Q22
V-
V-
V-
CUT_L
GEQOUT_L
BOOST_L
SG
SG
SG
CUT_R
GEQIN_M+
BOOST_R
GEQOUT_R
GEQIN_L+
GEQIN_R+
CUT_M
BOOST_M
GEQOUT_M
V+
V+
V+
GEQIN_R-
GEQIN_L-
NOTE: PART NUMBERS ON THIS SCHEMATIC WILL HAVE A "Q" SUFFIX ON THE M1055 PCB

VCD
.025"
.030"
.040"
.050"
.060"
.025" .030" .040" .050" .060"
SHEARSHEAR
SHEAR SHEAR
SHEAR SHEAR
SOLDERSIDE M508-3.00
BLANK SIZE=17.35"X8.625"
APRIL‘93
M508-3.00
PFI
PFI
PFI
THIS SIDE UP LEFT
THIS SIDE DOMN RIGHT
D1L
4148
D14L BAV21
D2L
4148
Q1L
A43
Q2L
A43
Q3L
A43
Q4L
A43
Q5L
A93 Q6L
A93
Q7L
A93
R36L
100R
RT1
68K
R7L
953R
R11L 5K1
D33R
4148
D36R
4V7
R1R
681R
R19L
10K
C3R
100n
R20L
10K
R22L
200R R18L
10K
C18L
3N3
R14L
2K7
R30L
100R
R57R 30K
R5R
4K7
R44L
5K6
R10R
953R
J6L
D15L
4004
R27L
2K7
R6L
220K
R33R
1M
R31L200R
R24L
2K7
R35L
30K
R25L
2K7
R21L
100R
MC3
FUNCTION
R15L
2K7
MC1_B
FUNCTION
R56R
4K7
R28L
56K
R2L
220K
R29L
43K
R39R
22R1
LD1L
R
C4L
63V
100U
Q8L
550
Q13L
A93
Q10L
550
Q11L
550
Q12L
550
R60L
1M
Q14L
560
R52L
30K
D18R
4148
C11L
470P
J13
C12L
680P
C13L
100P
C10L
3N3
C14L
220N
C33L
470P
R13R
249R
R17R 249R
RT2
68K
C20L
3N3
R40R
953R
R7R
953R
R55L
475R
R33L
1M
R49L
0.5W
10R
C15L
100N
R47L
68K
R48L
68K
R65R
5K6
Q24L
2N5638
C8L
10U 16V
J6
C1L
68U
16V
C2L
68U
16V
C29L
220n
D11L
10V
Q18L
MBS4992
J5
Q9L A93
C5L
33U 16V
D35R
4V7
C7L
33U 16V
R32L
31K6
C22L
4N7
R50L
30K
R62L
0.5WATT
2R2
C6L
33U 16V
DOWN
BAR
D24L
MUR415
C21L
470p
R26L
475R
R23L
4K7
L1L
5UH
R51L
5K6
JB1
OUTPUT_A
D5L
4148
Q15R
PART#
MTH15N20
D7R
4148
J7L
DOWN
BAR
D27L
MUR415
R45L
0R1
5WATTS
C30L
220n
H1R
D34L4004
D28L
4004
D12L
2V0
DOWN
BAR
D9L
MUR415
C32R
470P
D4L
4148
DOWN
BAR
D25L
MUR415
J5L
D32L
BAV21
R40L
953R
D33L
4148
D18L
4148
J2
J3
WC1
J4
C24L
470u
63v
C27
PART#
5600U
100V
Q17L
#XXXX TRIAC
MAC15A4FP
YYY
D28R
4004
D17R BAV21
R65L
5K6
C28R
220n
C34L
22U
50V
C25R
16v
22u
C31L
470P
Q16L
PART#
MTH15N20
R41L
1WATT
5K6
D34R 4004
R3L
5K6
R46L
0R1
5WATTS
D10L
10V
DOWN
BAR
D26L
MUR415
Q23L
A93
Q22L
A93
Q21L
A43
D23L
10v
D22L
12V
C23L
470u
63v
R12L
3R9
2_WATTS
DOWN
BAR
D30L
MUR415
R62R
0.5WATT
2R2
Q20L
2SA1302
Q19L
PART#
MTH15N20
R9R
22K
Q25L
2N5638
R58L
200R
H6R
R57L
30K
R56L
4K7
R43R
953R
R10L
953R
R53L
200R
R58R
200R
Q15L
PART#
MTH15N20
D7L
4148
H1L
D19R
4148
D17L
BAV21
C28L
220n
R3R
5K6
C25L
16v
22u
R9L
22K
J15
C21R
470p
C26
PART#
5600U
100V
R12R
3R9
2_WATTS
JC1
H6L
JC2
JC4JC3
J8 J7
R50R
30K
R53R
200R
Q25R
2N5638
R61R
31K6
Q19R
PART#
MTH15N20
Q20R
2SA1302
R52R
30K
R63L
0.5WATT
2R2
D2R
4148
C23R
470u
63v
D22R
12V
D23R
10v
Q21R
A43
Q22R
A93
Q23R
MPSA93
DOWN
BAR
D26R
MUR415
D10R
10V
R46R
0R1
5WATTS
D21R
BAV21
D15R
4004
R41R
1WATT
5K6
Q16R
PART#
MTH15N20
R44R
5K6
J10
D16R
4004
Q17R
#XXXX TRIAC
MAC15A4FP
YYY
C24R
470u
63v
D20R
4148
R16L
200R
J5R
DOWN
BAR
D25R
MUR415
D4R
4148
C20R
3N3
DOWN
BAR
D9R
MUR415
D12R
2V0
D31R
4004
D29L
4004
C30R
220n
R45R
0R1
5WATTS
DOWN
BAR D27R
MUR415
J11
EY6R
EY7R
EY8R
D5R
4148
D6L
4148
R51R
5K6
L1R
5UH
R23R
4K7
D35L
4V7
C33R
470p
DOWN
BAR
D24R
MUR415
C6R
33U
16V
R59R
470R
C7R
33U
16V
C22R
4N7
C5R
33U 16V
Q9R
A93
Q18R
MBS4992
D11R
10V
C29R
220n
C2R
68U 16V
C1R
68U 16V
C8R
10U 16V
Q24R
2N5638
R32R
31K6
R48R
68K
R47R
68K
C15R
100N
R49R
0.5W
10R
R26R
475R
D36L
4V7
R55R
475R
R39L
22R1
C10R
3N3
R17L249R
R13L
249R
C13R
100P
C14R
220N
C12R
680P
C11R
470P
C18R
3N3
C3L
100n
C9L
100P
R15R
2K7
Q14R
560
Q12R
550
Q11R
550
Q10R
550
Q13R
A93
Q8R
550
C4R
63V
100U
LD1R
R
R61L
31K6
R29R
43K
C19L
27p
R28R
56K
R21R
100R
R25R
2K7
R35R
30K
R24R
2K7
R31R
200R
R54R
274R
R27R
2K7
R4R
274R
R6R
220K
R34L 100R
D16L
4004
J6R
R30R
100R
R34R
100R
R14R
2K7
R18R
10K
R59L
470R
R22R
200R
R20R
10K
R19R
10K
R11R
5K1
D19L
4148
R5L
4K7
R60R
1M
D32R
BAV21
R36R
100R
R43L
953R
R42L
10K
Q7R
A93
Q6R
A93
Q5R
A93
Q4R
A43
Q3R
A43
Q2R
A43
Q1R
A43
D6R
4148
D14R
BAV21
D1R 4148
J12
J9
MC2
1
FROM_M1055
1
MW2
AMP_SIGNALS
JB2
OUTPUT_A
JB3
OUTPUT_B
JB4
OUTPUT_B
WC2
_WC1
_WC2
_WC4
_WC3
LINEWIDTH GAUGE
LINEWIDTH GAUGE
J14
MC1_A
FUNCTION
DOWN
BAR
D30R
MUR415
R63R
0.5WATT
2R2
R2R
220K
J18
C19R
27p
R42R
10K
C31R
470P
R64R
680R
C32L
470P
D20L
4148
#3638
FROM_M1055
PART#
R64L
680R
D21L
BAV21
C9R
100P
C34R
22u 50V
D29R
4004
D31L
4004
R16R200R
R1L
681R
R54L
274R
R4L
274R
R8L
31K6
R8R
31K6
VMID-
RREF
OUTPUT_A
RSIG
VH+ VH+
VH+
VH+ VH+
LCLIP
GND
GND
GND
GND
GND
GND
GND
VMID+
VMID+
LSIG
LREF
RCLIP
POUTR
VH-
VH-
POUT
OUTPUT_R
ASSEMBLY M508-3.10
BLANK SIZE=17.35"X8.625"
PCB MECH M508-3.00
C27
C26
PPW ONLY
THIS JUMPER FOR
GND_B: 14" BLACK.
OUTPUT_B: 14" RED.
GND_A: 18" BLACK.
OUTPUT_A: 18" YEL
WIRES: WIRES:
0.125" UP 0.125" UP
MOUNT R48 MOUNT R48
MOUNT 0.5" ABOVE BOARD
MOUNT 0.5" ABOVE BOARD

SHEARSHEAR
VCD
.020"
.012" .008"
.005"
SHEARSHEAR
SHEAR SHEAR
.020"
.012" .008"
.005"
SOLDERSIDE M1054-3.21
BLANK SIZE=16.850"X11.400"
M1054-3.21
1
1
1
1
1
1
1
1
1
1
1
1
J1
R5010R
R34C 15K
R54B
100K
P10B
10K
1B
#4574
J30
R41C15K
J54
R12B
150R
D7A
4148
J101
R34D
15K
R36D
10K
C17C
100N
C4C
100N
C6B1N2 C7B1N2
C5A
100N
C16C
100N
C6A 1N2 C7A 1N2 C7C 1N2
C6C 1N2
C17A
100N
C5C
100N
C7D
1N2
C6D
1N2
J56
C16A
100N
U3A33078
U2
33078
U1B
TLO72
U1A
TLO72
U1C
TLO72
U1D
TLO72
U4
33078
R38D
8K2
R40D
8K2
R41D
15K
R28C
4K7
P2B
3B
10K
TREBLE
PART#4402
R27C
4K7
P3B
3B
10K
MID
PART#4402
R26C 470R
R25C
470R
R24C
1K2
R23C
1K2
R22C
18K
R28D
4K7 R27D
4K7
R8B 4K99
R26D
470R
R25D 470R
R11A
100R
R2B249R
R7A 562R R6B562R
R14B
4K99
R24D
1K2
R12A 150R
R15B
14K0
R16B4K99
R17B14K0
R19B4K99
R7B562R
R20B14K0
R1A 4K99 R8A 4K99
R4B249R
R2A
249R
R4A
249R
R6A 562R
R14A
4K99
R11B
100R
R13A
82K
R13B
82K
R15A 14K0
R16A
4K99
R17A
14K0
R19A
4K99
R18B100R
R20A 14K0
R23D
1K2
R22D18K
R31B
27K
R4910R
R31D
27K
R1B4K99
R18A 100R
R13D 82K
R13C
82K
R18C100R
R1D
4K99
R20C
14K0
R18D100R
R19C4K99
R17C
14K0
R16C 4K99
R15C
14K0
R11D
100R
R14C4K99
R6C 562R
R4C
249R
R2C
249R
R4D
249R
R8C 4K99 R1C 4K99
R20D14K0
R7D
562R
R19D 4K99
R17D14K0
R16D
4K99
R15D
14K0
R12C 150R
R11C
100R
R14D
4K99
R6D
562RR7C 562R
R2D
249R R12D
150R
R8D 4K99
WC3A WC1A
WC5A WC4A
WC6A
WC6B
WC4B
WC5B
WC1B WC3B WC2B WC2D
WC3D WC1D
WC5D
WC4D
WC6D
WC6C
WC4C
WC5C
WC1C WC3C WC2C
D5B
4148
D8A
4148
J51
D3B
4148
D4B
4148
D1A4148 D2A4148 D3A
4148 D4A4148
D1B
4148
D1D
4148
R30D
220R
D4C4148 D3C
4148
D2C4148
D1C
4148
D4D
4148
D3D4148
D2D
4148
R33C
1K5
TJH1
D8B
4148
LD1B
#6403
R
LD1A
#6403
R
R54D
100K
C10B
100N
R40C
8K2
Q1B
MPSA13
Q1A
MPSA13
R21C
82K
C8B
16V
100U
C8A
16V
100U
D8C
4148
C14A
16V 33U
J20
D6B
4148
R33D
1K5
J18
J11
J9
J8
J7
J6
J5
J4
J3
J2
R46D
8K2
D6A
4148
D6C
4148
R35C
2K
J19
R45D
2K
J14
R44D
8K2
R42D
2K
J27
R39D
2K
R35D
2K
R46C
8K2
J17
J10
R45C
2K
R44C
8K2
R42C
2K
R39C
2K
R21D
82K
R21B
82K
J48
R43C10K R37C10K
C3A
16V
33U
P4B
1B
50K
BASS
PART#4401
J24 J23
J29
C10C
100N
C13B
1n5
R38C
8K2
R22B18K
R23B
1K2
R24B
1K2
R25B 470R
R26B
470R
R27B
4K7
R28B
4K7
C12C
22n
P2A
3B
10K
TREBLE
PART#4402
P3A
3B
10K MID
PART#4402
C12B
22n
P4A
1B
50K
BASS
PART#4401
C13A
1n5
R39A
2K
R22A
18K
R23A
1K2
R24A
1K2
R25A
470R
R26A
470R
R27A
4K7
R28A
4K7
C13C
1n5
P5C
10K
1B
PART#4561
MON_PRE
P6C
10K
1B
PART#4561
FX_INT
C12A
22n
U5A
TLO72
C12D
22n
C15B
4u7 16v
C13D
1n5
C10D
100N
C15C
4u7 16v
C15D
4u7 16v
GUIDE
ETCH
U6B
33078
U5BTLO72U3B33078
P7C
10K
1B
PART#4561
FX_EXT
P8C
10K
1B
PART#4561
MON_POST
P9C
10K
3B
PART#4402
PAN
P5D
10K
1B
PART#4561
MON_PRE
P6D
10K
1B
PART#4561
FX_INT
P7D
10K
1B
PART#4561
FX_EXT
10K
1B
PART#4561
MON_POST
P9D
10K
3B
PART#4402
PAN
P4C
1B
50K
BASS
PART#4401
P3C
3B
10K MID
PART#4402
P2C
3B
10K
TREBLE
PART#4402
P4D
1B
50K
BASS
PART#4401
P3D
3B
10K MID
PART#4402
P2D
3B
10K
TREBLE
PART#4402
P1C
05C
20K
PART#4559
GAIN
P1D
05C
20K
PART#4559
GAIN
P9B
10K
3B
PART#4402
PAN
P1B
05C
20K
PART#4559
GAIN
C18C
16V 33U
C19C
16V 33U
C14D
16V 33U
C18D
16V 33U
C19D
16V
33U
C14C
16V 33U
J31
J32
J14
J22
J53
J55
D5C
4148
D5D
4148
J41
C3B
16V 33U
D6D
4148
D7C
4148
D8D
4148
D7D
4148
D2B
4148
J52
J28
10K
1B
PART#4561
MON_POST
C3D
16V 33U
C9B
470P
C9A 470P
D7B
4148
J33
R55C
1M
D5A
4148
J50
R55A
1M
R42A
2K
R44A
8K2
R37A10K
R45A
2K
R46A
8K2
R35B
2K
R39B
2K
P1A
05C
20K
PART#4559
GAIN
R42B
2K
R44B
8K2
R43A10K
R45B
2K
R35A
2K
R46B
8K2
R33B
1K5
R43B10K
R4810R
P10A
10K
1B
#4574
C19B
16V
33U
C18B
16V 33U
C14B
16V 33U
C19A
16V 33U
C18A 16V 33U
P7B
10K
1B
PART#4561
FX_EXT
P6B
10K
1B
PART#4561
FX_INT
P5B
10K
1B
4561
MON_PRE
P9A
10K
3B
PART#4402
PAN
P8A
10K
1B
PART#4561
MON_POST
P7A
10K
1B
PART#4561
FX_EXT
P6A
10K
1B
PART#4561
FX_INT
P5A
10K
1B
PART#4561
MON_PRE
C3C
16V
33U
U6A33078
C15A
4u7 16v
J21
Q1C
MPSA13
C10A
100N
Q1D
MPSA13
R21A
82K
J26
R41B
15K
R40B
8K2
J25
R38B
8K2
R36B
10K
R33A
1K5
R34B
15K
LD1C
#6403
R
R30B
220R
R30A
220R
R37B10K
R41A
15K
R40A
8K2
R38A
8K2
LD1D
#6403
R
R36C
10K
C8D
16V
100U
R34A
15K
1/8W
P10D
10K
1B
#4574
R53C
33K
P10C
10K
1B
#4574
R52D
10K
C8C
16V
100U
R36A
10K
J44
J47
R4710R
J38
J36
J34
J43
J46
J35 J42
J39
C9C 470P
J45
R37D10K
J40
R32D 10K
R32B 10K
C4A
100N
TJH2
J119
R52C
10K
GUIDE
ETCH
R51A
4M7
R51
220R
R51B
4M7
R55B
1M
C9
22U 50V
R30C
220R
EY1
1/8W
R55D 1M
R51C
4M7
R51D
4M7
WC2A
J12
R52B
10K
R31A
27K
R52A
10K
_MW1
PART#
R53D
33K
R32C
10K
R53B
33K
R31C
27K
R32A
10K
C9D470P
R54A
100K
J37
R53A
33K
R54C
100K
#3638
MW1
PART#
MC2
#3596FUNCTION
R43D10K
#3638
SG
MON_PRE
MON_POST
LEFT
V-BUSS V+BUSS
RIGHT
FX_INT
CREF
PHANT+ FX_EXT
ASSEMBLY M1054-3.10
BLANK SIZE=16.850"X11.400"
PCB MECH M1054-3.10
BUSS ASSIGNMENTS
GND GND
NC
NO WIRE
JUMPER
SHORT
JUMPER
SHORT
3" BLK 22AWG
1/8WATT.
THESE ARE
BOTH OF
NOTE -

VCD
.020"
.012" .008"
.005"
.020"
.012"
.008"
.005"
ROUTE
GAGE
0.01"/HOLE
SHEARSHEAR
SHEARSHEAR
SHEAR SHEAR
SHEAR SHEAR
.020"
.012"
.008"
.005"
SOLDERSIDE M1055-4.20
BLANK
SIZE
=
14
.
000"X7
.
750"
M1055-4.20
U2
33078
U3
33078
U4
NE5532
U11 TLO72
U7
TLO72
U6
TLO72
P3
50K
20A #4582LEFT
P4
50K
20A #4582RIGHT
P5
50K
20A #4582MAIN
P1
50K
20A #4582MON_PRE
R228
2K
R107
33K
R189
2K
R31 10K
R184
10K
R1 2K
R160 33K
R95
47K
R105
1K
R3
10K
R87Q
12K
R109
1K
R6
1K
R166
1K
R4
10K
R133
33K
R70
7K5
R111
33K
R148
10K
R13
33K
R159
220R
R130
1M
R131
10K
R75
180K
R5
100K
R151
33K
R72
10K
R41
47K
R143
33K
R74
2K
R42
47K
R212
10R
R29
10K
R123
10K
R227
4K7
R138
270R
R169
2K
R140
270R
R104
1K
R165
1K
R125
10K
R30
10K
R32
1K
R25
1K
C63
25V
22U
C64
50V
22U
R116
10K
R36
10K
R141
270R
R132
4K7
R142
270R
R136
270R
R22 33K
R162
220R
R185
4K7
R168 220R
R93
47K
R94
33K
R170
4K7
R146
2K
R158 33K
R134
18K
R129
1M
R197
270R
R199
270R
R153
10K
R12710K
R232 10K
R137
270R
R8
10K
R91
33K
R229
2K
R178
220R
R155
4K7
R81
100R
R84
10K
R122
10K
R34
2K
R98
33K
R154
4K7
R33
2K
R28
47K
R80
100R
R211
10R
R149
1K
R194
270R
R225
270R
R198
270R
R191
270R
R80Q
30K
LD4
Y
LD7
Y
LD8
Y
LD9
Y
LD5
R
LD14
G
LD10
Y
LD11
Y
LD2
Y
LD3
Y
P7
50K
1B
FX2_SEND
#4563
P8
A
50K
FX1->MON1
#4563
P9
A
50K
FX1->MON2
#4563
P10
1B
10K
FX2->MON2
#4561
P11
1B
10K
FX2->MON1
#4561
RP1
FX1->SUB
#4564
20K
1B
S1
WHITE #3437
S6
WHITE #3437
S4
WHITE #3437
S5
WHITE #3437
S7
WHITE #3437
S2
BLUE
#3439
S3
BLUE
#3439
C1
16V
22U
C2
16V
68U
C4
25V
22U
C5
25V
22U
C6
16V
22U
C7
16V
22U
C8
16V 22U
C9
16V 22U
16
21
MC1
#3637
TO_FX_PCB
U16
RP2
PHONES
#4564
20K 1B
RP4
FX2->SUB
#4564
20K
1B
Q1
MPSA17
Q2
MPSA17
Q3
A17
Q4
MPSA13
Q5
MPSA13
Q6
MPSA13
Q7MPSA13
Q8
MPSA13
Q9
MPSA13
Q10
MPSA63
C12
33U
16V
C13
33U
16V
C14
16V
33U
C15
16V
33U
C16
16V
33U
C17
16V
33U
C18
16V
33U
C19
16V
33U
C22
16V
33U
C23
16V
33U
C27
16V 33U
C28
16V 33U
C29
16V
33U
C30
100N
C31
100N
C36
2N2
C38
100N
C39
100N
GUIDE
ETCH
GUIDE
ETCH
C46
22N
C47
22N
C48
22N
C49
22N
C50
330N
C51
100N
C52
100N
C45
470P
C53
470P
C55
10N
C56
100N
C57
100N
C5810N
C59
100N
C60
100N
D14
22V
C4Q
10N
D6
4148
D4
4148
D9
4148
D10
4148
C3Q
2N2
JB14
HD_PHONE
C2Q
22N
LD15
G
C65
330N
C66
330N
C67
330N
U17
LM13600
Q11
BC560
Q12
BC560
Q13
BC560
Q14
BC550
Q15
BC550
Q16
BC550
Q17
BC550
Q18
BC550
Q19
BC550
Q20
BC550
U18
LM3916
U19
LM3916
LD16
G
LD17
G
LD18
R
LD19
R
LD20
R
LD21
R
LD22
R
LD23
R
LD24
G
LD25
G
LD26
G
LD27
G
LD28
G
LD29
G
LD30
G
LD31
G
LD32
G
LD33
G
LD34
G
LD35
G
LD36
G
LD37
G
LD12
G
LD6
R
LD13
G
R176
270R
C54 470P
U20
MC14017BP
U21
MC14017BP
Q21
LED_REF
BD238
R220
10R
U13
MC4741
Q23
BC264D
R18Q
680R
U15
4052
U14
PROM
MW4
#3639
#3638
R
R183
470K
R45
180K
R152
150R
R180
1K8
R182
10K0
R23
18K
R43
180K
R110 10K0
R106
10K0
R175
1K8
R173
10K0
R172 470K
R179
270R
R19Q
100R
R21Q
56K
R25Q
56K
R36Q
7K5
R20Q
7K5
R35Q
680R
R34Q
100R
R15Q
100R
R97Q
100R
R96Q
750R
R93Q
100R
R196
270R
R92Q
820R
R97
10K
R85
47R
R27
18K
R38
4M7
R73
4M7
R76
4M7
R78
4M7
R94Q
82K
R181
10K
R174
10K
R118
10K
R121
10K
R102
4K7
R117
10K
R115
10K
R35
10K
R7
10K
R223
100K
R126
10K
R124
10K
R103
4K7
R171
4K7
R157
220R
R156
220R
R10
33K R947K
R1133K R1247K
R147
2K
R237
4K7
R235
1K
R186 33K R135 33K
R144 1M R139 1M
R161 220R
R236
1K
R128
220R
R71
10K
R77
2K
R68
100R
R67
100R
R69
100K
R44
33K
R46
33K
R40
47K
R39
47K
C1Q
4N7
R145
2K
R226
4K7
R101
33K
R100
33K
R188
2K
R99
33K
R167
2K
R187
2K
R8Q
100R
R108
1K
R177
220R
R24
1K
P12
FX1_SEL
#4581
4BIT_GRAY
R111Q
7K5
C25Q
33N
R52Q
15K
R26
1K
GUIDE
ETCH
WC2
C66Q
100N
WC3
_WC3
_WC2
WC1
D5
4148
_WC1
D12
22V
D15
4004
R126Q
7K5
#3638
MC3
#3596TO_CHANNELS
R164
10K
R163
10K
MW3
PART#
R234
24K
P18Q
Y 20K #3995 63HZ
R114
10K
R
C37
2N2
C70
16V
33U
U22
TLO72
C72
150P
D8
4148
P6
50K
1B
FX1_SEND
#4563
R55Q
82K
D3
4148
U12
MC4741
R82
4K99
D13
22V
U1Q
33078
R37
4K99
R2 2K
R24Q
56K
R85Q
33K
C24
470P
C68
6V3
22U
C25
470P
C61Q
47P
Q24
MPSA17
R90 47K
R9618K
Q22
BC264D
J4
J5
D7
22V
MC4
#3611
POWER_SUPPLY
R79
180K
C26
4U7 25V
R113
10K
R91Q
7K5
RP3
AUX
#4564
20K 1B
C71
16V
33U
C10
16V
1U
R7Q
680R
R224
270R
R195
270R
P2
50K
20A #4582MON_POST
R190
270R
D11
4148
C5Q
1N
C6Q
4N7
C7Q
4N7
C8Q
18N
C9Q
33N
C10Q
47N
C11Q
10N
C12Q
18N
C13Q
33N
C14Q
33N
C23Q
1N
C16Q
4N7
C17Q
10N
C18Q
1N
C19Q
2N2
C20Q
10N
C21Q
22N
C22Q
47N
C24Q
33N
C27Q
47N
C28Q
22N
C29Q
10N
C30Q
2N2
C31Q
1N
C32Q
10N
C33Q
4N7
C34Q
33N
C35Q
18N
C36Q
4N7
R54Q 24K
R6Q
12K
MC2
TO-POWER_AMP #3631
R83Q
33K
R2Q
180K
R51Q
33K
R90Q 180K
R89Q
30K
R82Q
15K
C64Q
100N
R150
1K
R84Q12K
R10Q
56K
R88Q
12K
R128Q
15K
C11
16V
1U
R86Q
15K
R9Q
7K5
R114Q
47K
LD1
R
R123Q
56K
R95Q
7K5
R98Q
47K
R99Q
7K5
R83
7K5
R14Q
680R
R102Q
56K
R103Q
7K5
R104Q
620R
R105Q
100R
R106Q
47K
R107Q
7K5
R108Q
620R
R109Q
100R
R110Q
47K
R13Q
7K5
R112Q
620R
R113Q
100R
R115Q
7K5
R116Q
620R
R117Q
100R
R118Q
56K
R119Q
7K5
R120Q
680R
R121Q
100R
R122Q
56K
R124Q
100R
R81Q 24K
R127Q 15K
R125Q
680R
R66Q
620R
P17Q
Y 20K #3995 8KHZ
P16Q
Y 20K #3995 125HZ
P15Q
Y 20K #3995 4KHZ
P14Q
Y 20K #3995 250HZ
P13Q
Y 20K #3995 2KHZ
P12Q
Y 20K #3995 500HZ
P10Q
Y 20K #3995 1KHZ
P11Q
20KY 16KHZ #3995
P1Q
Y20K
#3996 16KHZ
C40Q
68N
C41Q 100N
C42Q
82N
C43Q
180N
C44Q
68N
C45Q
100N
C46Q
180N
C47Q
82N
C48Q
82N
C49Q
180N
C50Q 100N
C51Q
68N
R11210K
C65Q
100N
U3Q
TLO72
C52Q
330N
C53Q
330N
C54Q
330N
C55Q
680N
C59Q 1U
C56Q
680N
C57Q
680N
C60Q 1U
C58Q 1U
P2Q
Y20K
#3996 125HZ
P3Q
Y20K
#3996 8KHZ
P4Q
Y20K
#3996 250HZ
P5Q
Y20K
#3996 4KHZ
P6Q
Y20K
#3996 500HZ
P7Q
Y20K
#3996 2KHZ
P8Q
Y20K
#3996 63HZ
P9Q
Y20K
#3996 1KHZ
R65Q
100R
C37Q
680P
C62Q
47P
C63Q
47P
C38Q
680P
C69
100N
C26Q
1N
U1
33078
C39Q
680P
Q2Q
BC550
Q3Q
BC560
Q4Q
BC550
Q5Q
BC550
Q6Q
BC550
Q7Q
BC560
Q8Q
BC550
Q9Q
BC550
Q10Q
BC550
Q11Q
BC550
Q12Q
BC560
Q13Q
BC560
Q14Q
BC560
Q15Q
BC560
Q16Q
BC560
Q17Q
BC560
Q18Q
BC560
Q19Q
BC560
Q22Q
BC560
Q21Q
BC560
Q24Q
BC560
Q23Q
BC560
Q26Q
BC560
Q25Q
BC560
Q27Q
BC560
Q20Q
BC560
Q1Q
BC550
U2Q
33078
R5Q
30K
R49Q
7K5
R27Q
620R
R28Q
100R
R30Q
56K
R50Q
56K
R233
7K5
R37Q
56K
R47Q
7K5
R77Q 100R
R39Q
620R
R40Q
100R
R42Q
47K
R56Q
47K
R78Q 820R
R76Q 82K
R70Q
680R
R29Q
7K5
R46Q
620R
R45Q
100R
R59Q
7K5
R11Q 820R
R61Q
100R
R62Q
620R
R53Q
47K
R1Q
7K5
R73Q
100R
R69Q
100R
R41Q
7K5
R58Q
620R
R57Q
100R
R74Q
750R
R38Q
47K
R32Q
7K5
R23Q
7K5
R63Q
7K5
R4Q
620R
R3Q
100R
R60Q
47K
R67Q
7K5
R44Q
620R
R33Q
100R
R64Q
47K
R71Q
7K5
R43Q
680R
R48Q
100R
R68Q
56K
R75Q
7K5
R26Q
750R
R31Q
100R
R72Q
47K
R17Q 7K5
R16Q 100R
R22Q 82K
R79Q 7K5
R12Q
47K
11
10
9
8
7
6
5
4
3
2
1
# DESCRIPTION OF CHANGEVER#DATE
MODEL(S):-
D
D
D
D
D
D
MAR/12/96
.
.
.
JAN/25/96
V
V
V
V
V
V
4.20
.
.
.
4.10
N
N
N
N
N
N
PC#XXXX
PC#4979
.
.
PC#4960
AP-MIXERS
M1055.PCB_DATABASE_HISTORY
R101Q
100R
R100Q
680R
C15Q
1N
ASSEMBLY M1055-4.20
BLANK SIZE=14.000"X7.750"
PCB MECH M1055-4.20
MON_POST
MON_PRE
V+ V-
SG
FX_INT FX_EXT PHANT+
CREF
LEFT
RIGHT
.200 SPACING
TO.190 Z. MOVED SHORTING
RADIAL RESISTORS TO
POT SPACING CORRECTED
TRACES
0.040" RADIAL RESISTORS
ALL RADIAL PART HOLES TO
#8701
#8701
#8701
PCB TO CHASSIS MOUNTING
3
#8861 #8492
#3501 #8793
Q21 MOUNTING
2
LED DISPLAY MOUNTING
PCB
#8656
#8656
#8682
#8682
#8682 #8682
#8682
#8871 #8871
#88
71
M1015 GUIDE
MASONITE LED
1
PRODUCTION NOTES
LEDS
INSERT
MACHINE
INSERT
HAND