Roland KC-550 User manual
KC-550
KC-350
SERVICE NOTES
Issued by RJA
Copyright © 2005 ROLAND CORPORATION
All rights reserved. No part of this publication may be reproduced in any form without the written permission
of ROLAND CORPORATION.
Printed in Japan (0500) (TP)17058343E0
Aug.2005 KC-550 KC-350
CAUTIONARY NOTES ...................................................2
SPECIFICATIONS.............................................................2
LOCATION OF CONTROLS ..........................................3
LOCATION OF CONTROLS PARTS LIST ...................3
EXPLODED VIEW (CABINET).......................................4
EXPLODED VIEW PARTS LIST (CABINET) ...............5
EXPLODED VIEW (SCREW) ..........................................6
EXPLODED VIEW PARTS LIST (SCREW) ...................7
EXPLODED VIEW (PRE CHASSIS) .............................. 8
EXPLODED VIEW PARTS LIST (PRE CHASSIS)........9
EXPLODED VIEW (SUB CHASSIS)............................ 10
EXPLODED VIEW PARTS LIST (SUB CHASSIS)......11
PARTS LIST(KC-550)......................................................12
PARTS LIST(KC-350)......................................................16
BLOCK DIAGRAM.........................................................20
CIRCUIT BOARD (SHEET A BOARD)....................... 22
CIRCUIT BOARD (SHEET B BOARD) ....................... 24
KC-550 CIRCUIT DIAGRAM (1/4)............................. 26
KC-550 CIRCUIT DIAGRAM (2/4)............................. 28
KC-550 CIRCUIT DIAGRAM (3/4)............................. 30
KC-550 CIRCUIT DIAGRAM (4/4)............................. 32
KC-350 CIRCUIT DIAGRAM (1/4)............................. 34
KC-350 CIRCUIT DIAGRAM (2/4)............................. 36
KC-350 CIRCUIT DIAGRAM (3/4)............................. 38
KC-350 CIRCUIT DIAGRAM (4/4)............................. 40
2
Aug.2005
CAUTIONARY NOTES
PARTS LIST
Due to one or more of the following reasons, parts with parts code ********
cannot be supplied as service parts.
• Part supplied only as a component in a complete assembly
• Copyright does not permit the part to be supplied
• Part is sold commercially
CIRCUIT BOARD
NIU meant that "NOT IN USE " there don't set any contents in the Circuit
Diagram.
There has silk-screen only in the Circuit Board.
SPECIFICATIONS
Rated Power Output
[KC-550] 180 W
[KC-350] 120 W
Nominal Input Level (1 kHz)
Channel1 (MIC/LINE): -50 -- -20 dBu
Channel2--4 (LINE): -20 dBu
STEREO LINK INPUT: 0 dBu
AUX IN : -10 dBu
Nominal Output Level (1 kHz)
LINE OUT(XLR type, Phone type): +4 dBu
STEREO LINK OUTPUT: 0 dBu
SUBWOOFER OUT: +4 dBu
LINE OUT Jacks (XLR type) are KC-550 only.
0 dBu = 0.775 Vrms
Speakers
[KC-550] 38 cm (15 inches) x 1, Tweeter x 1
[KC-350] 30 cm (12 inches) x 1, Tweeter x 1
Controls
CHANNEL CONTROL
CH1
VOLUME Knob
CH2
VOLUME Knob
CH3
VOLUME Knob
CH4
VOLUME Knob
OUTPUT SELECT Switch
PHONES VOLUME Knob
MASTER CONTROL
EQUALIZER
LOW Knob
MIDDLE Knob
HIGH Knob
SHAPE Switch
VOLUME Knob
POWER Switch
GND LIFT Switch (KC-550 only)
Indicator
POWER
Connectors
CH1 INPUT Jack (XLR type)
CH1--4 INPUT L(MONO) Jacks (1/4” phone type)
CH1--4 INPUT R Jacks (1/4” phone type)
LINE OUT L(MONO) Jacks (XLR type, 1/4” phone type)
LINE OUT R Jacks (XLR type, 1/4” phone type)
AUX IN Jacks (RCA phono type)
SUBWOOFER OUT Jack (1/4” phone type)
STEREO LINK OUT Jack (1/4” phone type)
STEREO LINK IN Jack (1/4” phone type)
PHONES Jack (Stereo 1/4” phone type)
LINE OUT Jacks (XLR type) are KC-550 only.
Power Supply
AC 117 V, AC 230 V, AC 240 V:50/60Hz
AC 220V:60Hz
Power Consumption
[KC-550] 135 W
[KC-350] 100 W
Dimensions
[KC-550]
590 (W) x 445 (D) x 590 (H) mm
23-1/4 (W) x 17-9/16 (D) x 23-1/4 (H) inches (including casters)
590 (W) x 445 (D) x 536 (H) mm
23-1/4 (W) x 17-9/16 (D) x 21-1/8 (H) inches (excluding casters)
[KC-350]
490 (W) x 385 (D) x 470 (H) mm
19-5/16 (W) x 15-3/16 (D) x 18-9/16 (H) inches
Weight
[KC-550]
29.0 kg
63 lbs 15 oz
[KC-350]
22.0 kg
48 lbs 9 oz
Accessories
[KC-550]
Owner’s Manual ENGLISH (#SD000216)
JAPANESE (#SD000215)
Casters (#SD000680) X 4
[KC-350]
Owner’s Manual ENGLISH (#SD000216)
JAPANESE (#SD000215)
3
KC-550/KC350
LOCATION OF CONTROLS
fig.panel
LOCATION OF CONTROLS
PARTS LIST
[KC-550/KC-350]
No. PART CODE PART NAME DESCRIPTION Q’TY
1 SD000702 PRE CHASSIS 1
2 01120167 POTENTIOMETER RK14K122 100KBX2 4
SD000598 KNOB(BLACK) GOLD PLATE 4
3 13119218 ROTARY SWITCH SRBM13N-F15 1
SD000598 KNOB(BLACK) GOLD PLATE 1
4 01120156 POTENTIOMETER RK14K12B 10KBX2 1
SD000598 KNOB(BLACK) GOLD PLATE 1
5 13449145 6.5MM JACK YKB21-5010 1
22150756 JACK NUT 215-756 1
6 01120134 POTENTIOMETER RK11K112 20KB CC 3
SD000598 KNOB(BLACK) GOLD PLATE 3
7 01782623 SWITCH SPUP128100 1
2249752100 PUSH BUTTON BLACK #521 1
8 01120145 POTENTIOMETER RK11K112 10KB 1
SD000598 KNOB(BLACK) GOLD PLATE 1
9 F5029133 LED L-934MBD 1
10 01786012 SEESAW SWITCH JW-M11RKK 1
01786045 SW HOLDER AT-217K 1
11 01902645 XLR CONNECTOR NC3FAH2 W/LOCK PIN 1
12 13449275 JACK YKB21-5074 2
22150756 JACK NUT 215-756 2
13 13449146 6.5MM JACK YKB21-5012 (W/SW) 8
22150756 JACK NUT 215-756 8
14 03234590 JACK YKC21-3503 1
15 13449146 6.5MM JACK YKB21-5012 (W/SW) 3
22150756 JACK NUT 215-756 3
16 00122123 XLR CONNECTER YKF52-5003 2 (KC-550 only)
17 13159178 SLIDE SWITCH SSSU12584A 1 (KC-550 only)
4
Aug.2005
EXPLODED VIEW (CABINET)
fig.explo-cab-1
*The caster not include in the KC-350
Install the inside
*Refer to next page in details
SUB CHASSIS
Install the Rear side
*Refer to next page in detials
PRE CHASSIS
Front
Down
Left
Right
Up
Rear
13
15
12
11
10
9
m
8
14
4
7
52
1
6
5
KC-550/KC350
EXPLODED VIEW PARTS LIST
(CABINET)
[KC-550 PARTS]
[KC-350 PARTS]
No PART CODE PART NAME DESCRIPTION Q’TY
1 SD000626 CABINET ASSY 1
NOTE:CABINET ASSY includes the following parts.
2 SD000628 2-LEG METAL CORNER BLACK 8
3 12359104 RUBBER FOOT G-5R 4
4 SD000571 PORT TUBE 2’X4.5 BLACK PLASTIC 2
5 22310207 HANDLE (H40) 231-207 W/ESCUCHEON (2 HOLES) 1
6 SD000627 CASTER SOCKET 4
7 SD000634 SPEAKER HORN TWEETER SPK-KC-550-TW 1
NOTE:SPEAKER HORN TWEETER includes the following parts.
14 ******** TWEETER GASKET 1
8 SD000633 SPEAKER (15INCH WOOFER) SPK-KC-550-FW 1
9 SD000220 PUNCHING GRILL 1
10 SD000592 LOGO BADGE (ROLAND) 1
11 SD000593 LOGO PLATE KC GOLD 1
12 SD000349 BADGE HOLDER 1
13 SD000345 VELCRO AC CABLE 8INCHI W/4 INCH 1
15 SD000680 CASTER(W/O SOCKET) 3020-11-SR 4
m 40011689 SPEED NUT M3 F-TYPE 2
No PART CODE PART NAME DESCRIPTION Q’TY
1 SD000630 CABINET ASSY 1
NOTE:SPEAKER HORN TWEETER includes the following parts.
2 SD000628 2-LEG METAL CORNER BLACK 8
3 12359104 RUBBER FOOT G-5R 4
4 SD000571 PORT TUBE 2’X4.5 BLACK PLASTIC 2
5 22310207 HANDLE (H40) 231-207 W/ESCUCHEON (2 HOLES) 1
7 SD000692 TWEETER DRIVER SPK-KC-350-TW 1
NOTE:SPEAKER HORN TWEETER includes the following parts.
14 ******** TWEETER GASKET 1
8 SD000691 SPEAKER (12INCH WOOFER) SPK-KC-350-WF 1
9 SD000220 PUNCHING GRILL 1
10 SD000592 LOGO BADGE (ROLAND) 1
11 SD000593 LOGO PLATE KC GOLD 1
12 SD000349 BADGE HOLDER 1
13 SD000345 VELCRO AC CABLE 8INCHI W/4 INCH 1
m 40011689 SPEED NUT M3 F-TYPE 2
6
Aug.2005
EXPLODED VIEW (SCREW)
fig.explo-cab-2
*The casters are not included in the KC-350
*The casters are not included in the KC-350
Left
a
a
a
h
h
a
aa
a
a
a
h
h
h
h
h
h
Right
down
Up
Rear
Front
a
l
l
a a
hh
hh
d d
c
c
c
e
e
g
b b
l
b
j
j
l
j
j
ll
l
l
l
i
i
d
b
k
b
l
l
l
b
d
c
c c
c
e
f
e
e
e
g
e
f
e
ii
c
3
3
h
hh
h
7
KC-550/KC350
EXPLODED VIEW PARTS LIST
(SCREW)
No. PART CODE PART NAME DESCRIPTION Q’TY
a 40010601 SCREW M5X35 ORIGINAL TRUSS MACHINE FE BZC 12
b 40012045 SCREW M5X50 TRUSS MACHINE BZC 6
c 40010145 SCREW M4X25 TRUSS MACHINE BZC 8
d 40010678 SCREW 4X20 TRUSS TAPPING A1 FE BZC 4 (KC-550)
40010667 SCREW M4X16 TRUSS TAPPING-A FE BZC 4 (KC-350)
e 40010667 SCREW M4X16 TRUSS TAPPING-A FE BZC 8
f 40230789 SCREW 3X10 OVAL MACHINE BZC 2
g 40562578 SCREW 3X8 TRUSS TAPTITE B BZC 2
h TE930140 SCREW 3.5X14 TRUSS TAPPING A BZC 16
i 40238267 SCREW M5X40 OHP MACHINE BZC 4
j 40010678 SCREW 4X20 TRUSS TAPPING A1 FE BZC 8
k 40010667 SCREW M4X16 TRUSS TAPPING-A FE BZC 1
l 40010678 SCREW 4X20 TRUSS TAPPING A1 FE BZC 16 (KC-550 only)
8
Aug.2005
EXPLODED VIEW (PRE CHASSIS)
fig.pre-chassis
Up
Up
Rear
b b
d
d
b
L
b
j
a
a
c
Rear
KC-550 only
KC-550 only
KC-550 only
7
11
8
6
9
4
3
2
f
k
l
e
12
10
g
h
i
1
c
j
9
KC-550/KC350
EXPLODED VIEW PARTS LIST
(PRE CHASSIS)
[KC-550 PARTS]
[KC-350 PART]
[KC-550/KC-350 SCREWS]
No PART CODE PART NAME DESCRIPTION Q’TY
1 SD000702 PRE CHASSIS 1
2 SD000208 SHEET A BOARD ASSY (PRE BOARD 1/2) 1
3 SD000208 SHEET A BOARD ASSY (JACK BOARD 2/2) 1
4 SD000209 SHEET B BOARD ASSY (PSI BOARD 1/3) 1
6 SD000221 AC CORD ASSY 117V 181-BG413-UC 1
SD000591 AC CORD ASSY 230V 181-BG413-G 1
SD000625 AC CORD ASSY 230VE 181-BG413-B 1
SD000629 AC CORD ASSY 240V 181-BG413-A 1
7 01786012 SEESAW SWITCH JW-M11RKK 1
8 01786045 SW HOLDER AT-217K 1
9 SD000701 SPEACER SCT-12A BLACK 3
10 12369410RT AC CORD HOLDER 1702B 2
11 2249752100 PUSH BUTTON BLACK #521 1
12 SD000598 KNOB(BLCK) GOLD PLATE 10
No PART CODE PART NAME1 DESCRIPTION1 Q’TY
1 SD000702 PRE CHASSIS 1
2 SD000210 SHEET A BOARD ASSY (PRE BOARD 1/2) 1
3 SD000210 SHEET A BOARD ASSY (JACK BOARD 2/2) 1
4 SD000211 SHEET B BOARD ASSY (PS BOARD 1/3) 1
6 SD000221 AC CORD ASSY 117V 181-BG413-UC 1
SD000591 AC CORD ASSY 230V 181-BG413-G 1
SD000625 AC CORD ASSY 230VE 181-BG413-B 1
SD000629 AC CORD ASSY 240V 181-BG413-A 1
7 01786012 SEESAW SWITCH JW-M11RKK 1
8 01786045 SW HOLDER AT-217K 1
9 SD000701 SPEACER SCT-12A BLACK 3
10 12369410RT AC CORD HOLDER 1702B 2
11 2249752100 PUSH BUTTON BLACK #521 1
12 SD000598 KNOB(BLCK) GOLD PLATE 10
No. PART CODE PART NAME DESCRIPTION Q’TY
a 40233012 SCREW M2.6X8 BINDING TAPTITE P BZC 2
b 40012956 SCREW M3X8 PAN MACHINE W/SW+PW FE BZC 4
c 40011312 SCREW 3X8 BINDING TAPTITE P BZC 5 (KC-550)
40011312 SCREW 3X8 BINDING TAPTITE P BZC 1 (KC-350)
d 40012989 SCREW M3X20 PAN MACHINE W/SW+PW FE BZC 2
e 17048630 VR ACCESSORY NUT M9 9
f 17048631 VR ACCESSORY WASHER M9 9
g 40011756 FLANGE HEX NUT M3 ZC 2
h 40011889 EXTERNAL TOOTH WASHER M4 FECM 2
i 40011767 FLANGE HEX NUT M4 FE ZC 2
j 22150756 JACK NVT 2 PLASTIC/BLK 14
k 40128923 VR ACCESSORY NUT M7 1
l 17048651 VR ACCESSORY WASHER M7 1
10
Aug.2005
EXPLODED VIEW (SUB CHASSIS)
fig.sub-chassis
*KC-350 only
Inside
Up
Inside
Up
Rear
aaa
aa
f&g
b
b
a
b
b
a
Rear
c
c
c
c
c
d
d
d
dd
dd
c
a
a
a
a
a
e
ee e
a
2
4
3
1
6
5
f
g
8
8
9
11
KC-550/KC350
EXPLODED VIEW PARTS LIST
(SUB CHASSIS)
[KC-550 PART]
[KC-350 PART]
[SCREWS]
No PART CODE PART NAME DESCRIPTION Q’TY
1 SD000689 SUB CHASSIS 1
2 SD000700 HEATSINK K-165 118MM BLACK 1
3 SD000209 SHEET B BOARD ASSY (PS BOARD 3/3) 1
4 SD000209 SHEET B BOARD ASSY (PS BOARD 2/3) 1
5 SD000672 TRANSFORMER(100V/117V) 1
SD000703 TRANSFORMER(230V/240V) 1
6 SD000690 TRANS SHEET 1
8 SD000682 HEATSINK INSULATING TO-3P 2
9 SD000673 STAND OFF M3 L=15MM 6
No PART CODE PART NAME DESCRIPTION Q’TY
1 SD000689 SUB CHASSIS 1
2 SD000700 HEATSINK K-165 118MM BLACK 1
3 SD000211 SHEET B BOARD ASSY (PS BOARD 3/3) 1
4 SD000211 SHEET B BOARD ASSY (PS BOARD 2/3) 1
5 SD000704 TRANSFORMER(100V/117V) 1
SD000685 TRANSFORMER(230V/240V) 1
6 SD000690 TRANS SHEET 1
8 SD000708 HEATSINK INSULATING 2
9 SD000673 STAND OFF M3 L=15MM 6
No. PART CODE PART NAME DESCRIPTION Q’TY
a 40012867 SCREW M3X8 PAN MACHINE W/SW+PW ZC 6
b SD000675 SCREW M5X12 PAN MACHINE W/SW+PW ZC 4
c 40011456 SCREW M3X12 PAN MACHINE W/SW ZC 6
d SD000674 SCREW M4X15 PAN MACHINE W/SW ZC 7
e 40012978 SCREW M3X15 PAN MACHINE W/SW+PW BZC 4 (KC-550)
40012978 SCREW M3X15 PAN MACHINE W/SW+PW BZC 2 (KC-350)
f 40011889 EXTERNAL TOOTH WASHER M4 FECM 1
g 40011767 FLANGE HEX NUT M4 FE ZC 1
12
Aug.2005
PARTS LIST(KC-550)
fig.part1e
PRE-> PRE BOARD(SHEET A), JCK -> JACK BOARD(SHEET A)
PS1-> PS1 BOARD(SHEET B), AMP-> AMP BOARD(SHEET B),
PS-> PS BOARD(SHEET B)
SAFETY PRECAUTIONS:
The parts marked have
safety-related characteristics. Use
only listed parts for replacement.
NOTE: The parts marked # are new. (initial parts)
Due to one or more of the following reasons,
parts with parts code ******** cannot be supplied as service parts.
• Part supplied only as a component in a complete assembly
• Copyright does not permit the part to be supplied
• Part is sold commercially
The description "Q'TY" means a necessary number of the parts per one product.
CASING
SD000345 VELCRO AC CABLE 8INCHI W/4 INCH 1
SD000349 BADGE HOLDER 1
# SD000220 PUNCHING GRILL 1
# SD000592 LOGO BADGE (ROLAND) 1
# SD000593 LOGO PLATE KC GOLD 1
# SD000626 CABINET ASSY 1
NOTE: “CABINET ASSY” includes the following parts.
# SD000628
2-LEG METAL CORNER BLACK
8
12359104 RUBBER FOOT G-5R 4
22310207 HANDLE (H40)
231-207 W/ESCUCHEON (2 HOLES)
1
# SD000571 PORT TUBE 2’X4.5 BLACK PLASTIC 2
# SD000627 CASTER SOCKET 4
CHASSIS
# SD000702 PRE CHASSIS 1
01786045 SW HOLDER AT-217K 1
12369410RT AC CORD HOLDER 1702B 2
# SD000689 SUB CHASSIS 1
KNOB,BUTTON
# SD000598 KNOB(BLCK) GOLD PLATE 10
2249752100 PUSH BUTTON BLACK #521 1
SWITCH
13159178 SLIDE SWITCH SSSU122500 SSW1 on JCK 1
01782623 SWITCH SPUP128100 PSW1 on PRE 1
13119218 ROTARY SWITCH SRBM132400 RSW1 on PRE 1
01786012 SEESAW SWITCH JW-M11RKK 1
JACK,EXT TERMINAL
00122123 XLR CONNECTER YKF52-5003 JK12,JK13 on JCK 2
03234590 RCA(PIN) JACK YKC21-3503 JK14 on PS1 1
13449275 6.5MM JACK YKB21-5074 JK2-3 on JCK 2
13449146 6.5MM JACK YKB21-5012 (W/SW) JK4-11 on JCK,JK15-17 on PS1 11
13449145 6.5MM JACK YKB21-5010 JK18 on PRE 1
# SD000622 TERMINAL PT1870502 TER1-2 on PS1,TER3-5 on PS 5
01902645 XLR CONNECTOR NC3FAH2 W/LOCK PIN JK1 on JCK 1
# SD000632 TERMINAL JH-8M3 TER7-8 on JCK, TER6,9 on PS1 4
SPEAKER, BUZZER
# SD000634 SPK-KC-550-TW SPEAKER HORN TWEETER 1
# SD000633 SPK-KC-550-FW SPEAKER (15INCH WOOFER) 1
PWB ASSY
# SD000208 SHEET A BOARD ASSY 1
NOTE: “SHEET A BOARD ASSY” includes the following parts. 1
******** SHEET A BOARD ASSY (PRE BOARD 1/2) 1
******** SHEET A BOARD ASSY (JACK BOARD 2/2) 1
# SD000209 SHEET B BOARD ASSY 1
NOTE: “SHEET B BOARD ASSY(100V/117V)” includes the following parts.
******** SHEET B BOARD ASSY (PS1 BOARD 1/3) 1
******** SHEET B BOARD ASSY (AMP BOARD 2/3) 1
******** SHEET B BOARD ASSY (PS BOARD 3/3) 1
03670512 5ST 4A/250V FUSE on FUSE 1 1
NOTE: Replacement SHEET B BOARD ASSY is for 100V/117V version exclusive use.
13
KC-550/KC350
SHEET B BOARD ASSY for 100V/117V version differs from 230V/240V version in FUSE system only.
When using SHEET B BOARD (230V/240V) version, be sure to make the following modifications.
1. Replace fuse (FUSE1 on PS1 BOARD) to specific one. (P/No. 03564690 FUSE 55T 2.5 A L/250 V)
2. Please change into the check marking “230/240V T2.5AL 250V” from “100/117V T5AL 250V” on PS1 BOARD.
Please refer to TABLE A and TABLE B
PWB ASSY
IC
00562156 NJM4556AL IC (OP AMP) IC14 on PRE 1
15189250 M5218AL IC (BIPOLAR OP AMP) IC2-11, IC13 IC8 on PRE, IC12 on PS1 12
15189189 UPC4570HA IC (BIPOLAR OP AMP) IC1,IC15 on PRE 2
TRANSISTOR
15119132 2SA1015-GR(TPE2) TRANSISTOR Q3,Q40-41 on PS, Q5 on AMP 4
15119723 2SA1837 TRANSISTOR Q8,Q16 on AMP 2
15119158 2SA970-GR TRANSISTOR Q13-14 on AMP 2
01672556 2SB1642 TRANSISTOR Q2 on PS 1
15129151 2SC1815-GR(TPE2) TRANSISTOR Q4 on PS, Q6 on AMP 2
15129192 2SC2240-GR(TPE2) TRANSISTOR
Q33-36 on PRE, Q10-11 on AMP, Q37-38 on PS1
8
15129152 2SC2878-A(TPE2) TRANSISTOR
Q22-27, Q39 on PRE, Q12 on AMP, Q28 on PS1
9
15129732 2SC4793 TRANSISTOR Q9,Q15 on AMP 2
01672545 2SD2531 TRANSISTOR Q1 on PS 1
01782612 2SA1494 POWER TRANSISTOR Q17 on AMP 1
01782601 2SC3858 POWER TRANSISTOR Q7 on AMP 1
15139118 2SK30ATM-GR(TPE2) FET TRANSISTOR Q18-21 on PRE, Q29 on PS1 5
DIODE
15019560 RD-16EB-2 ZENER DIODE D1-2 on PS 2
15019126 1SS133 T-77 SWITCHING DIODE 27
F5029133 L-934MBD LED LED1 on PRE, 1
# SD000637 1N4004 DIODE D59-60 on AMP 2
# SD000636 W04G DIODE BD2 on PS 1
# SD000635 PBPC806 BRIDGE DIODE BD1 on PS 1
RESISTOR
# SD000644 220 OHM 1/4W METAL OXIDE RESISTOR R33,45 on AMP 2
# SD000683 27 OHM 1/2W METAL OXIDE RESISTOR R41 on AMP 1
# SD000642 3.3 OHM 1/4W METAL OXIDE RESISTOR R29-30,49,52 on AMP 4
# SD000640 47 OHM 1/4W METAL OXIDE RESISTOR R21,59 on AMP 2
# SD000647 0.1 OHM 5W CEMENT RESISTOR R47 on AMP 1
# SD000645 0.33 OHM 5W CEMENT RESISTOR R34,46 on AMP 2
# SD000638 1.2K OHM 1/2W CARBON RESISTOR R16 on PS 1
# SD000639 10K OHM 1/2W CARBON RESISTOR R2 on PS 1
# SD000646 2.2K OHM 1/2W CARBON RESISTOR R4,8-9 on PS 3
# SD000648 220K OHM 1/2W CARBON RESISTOR R6 on PS 1
# SD000643 22K OHM 1/2W CARBON RESISTOR R31 on AMP 1
# SD000643 22K OHM 1/2W CARBON RESISTOR R7 on PS 1
# SD000641 27K OHM 1/2W CARBON RESISTOR R28,51 on AMP 2
# SD000676 82 OHM 1/2W CARBON RESISTOR R284,292 on PRE 2
POTENTIOMETER
01120145 RK11K112 10KB POTENTIOMETER VR9 on PRE 1
01120134 RK11K1120091 20KB CC POTENTIOMETER VR6-8 on PRE 3
01120167 RK14K122 100KBX2 POTENTIOMETER VR1-4 on PRE 4
01120156 RK14K12B 10KBX2 POTENTIOMETER VR5 on PRE 1
CAPACITOR
#SD000653 0.22UF/250V DC PLASTIC CAPACITOR C2 on PS 1
# SD000652 1.8UF/250V DC PLASTIC CAPACITOR C18 on AMP 1
# SD000688 1UF/50V ELECTORIC CAPACITOR C12 on PS 1
# SD000655 2200UF/35V ELECTORIC CAPACITOR C4,10 on PS 2
# SD000656 220UF/35V ELECTORIC CAPACITOR C6,9 on PS,C308-309 on PRE 2
# SD000650 4700UF/100V ELECTORIC CAPACITOR C1,C3 on PS 2
# SD000651 470UF/100V ELECTORIC CAPACITOR C15,30 on AMP 2
14
Aug.2005
#SD000654 47UF/100V ELECTORIC CAPACITOR C303-304 on AMP 2
SD000246 EC8472MH CERAMIC CAPACITOR C8 on PS 1
SD000247 PY17FY472MLO CERAMIC CAPACITOR C7 on PS1 1
SD000530 HANDLE HOLDER C5,11 on PS 2
CAPACITOR
FUSE,FUSE HOLDER
# SD000658 MRT 100MA/250V RADIAL TYPE FUSE4-5 on AMP 2
# SD000008 5ST 500MA/250V 230V/240V FUSE 5X20 FUSE2-3 on PS 2
03670512 5ST 5 AL/250V FUSE FUSE1 on PS1(100V/117V) 1
03564690 5ST 2.5 2.5A/250V FUSE FUSE1 on PS1(230V/240V) 1
12199550RT FUSE HOLDER HFT-015 FUSE1 on PS1,FUSE2-3 on PS 6
CONNECTOR
13369541 B10B-PH-K-S CONNECTOR CN17 on PRE 1
13369564 B12B-PH-K-S JST CONNECTOR CN1 on PRE 1
13369898 B2P3-VH 7A/250V CONNECTOR CN18 on PS,CN19 on PS1 2
13369567 B4B-PH-K-S JST (4P) CONNECTOR CN4 on PS1,CN9 on AMP 2
13369981 B5P-VH 7A/250V CONNECTOR CN16 on PS 1
13369503 B7B-PH-K-S JST CONNECTOR CN2-3 on PRE 2
13369516 B9B-PH-KS JST CONNECTOR CN13 on PRE,CN12 on PS 2
WIRING, CABLE
# SD000666 WIRING W9 (80MM W/LAG) WP14 on PS 1
# SD000670 WIRING W8 (3P 60MM) WP5,8 on AMP 2
# SD000659 WIRING W7 (9P 850MM) CN13 on PRE to CN12 on PS 1
# SD000669 WIRING W6(3P 230MM) WP25 on PS to WP26 on AMP 1
# SD000663 WIRING W5 (4P 660MM) CN4 on PS1 to CN9 on AMP 1
# SD000664 WIRING W3 (4P 50MM) WP10 to WP11 on PRE 1
# SD000668 WIRING W2 (7P 150MM) WP22 on JCK to CN3 on PRE 1
# SD000661 WIRING W13 (2P 860MM) CN18 on PS to CN19 on PS1 1
# SD000660 WIRING W12 (10P 150MM) CN17 on PRE to WP23 on PS1 1
# SD000671 WIRING W11 (4P 700/500MM) WP7 on AMP 1
# SD000665 WIRING W10 (170MM BLACK) WP12-13 on PS1 2
# SD000667 WIRING W1 (12P 150MM) WP21 on JCK to CN1 on PRE 1
SD000631 WIRING W4 (7P 210MM) CN2 on PRE to WP24 on PS1 1
TRANSFORMER
# SD000672 TRANSFORMER(117V) 1
SD000703 TRANSFORMER(230V/240V) 1
AC CORD ASSY(Istalled)
# SD000614 AC CORD ASSY 100V 181-BG413-J 1
SD000221 AC CORD ASSY 117V 181-BG413-VC 1
SD000591 AC CORD ASSY 230V 181-BG413-G 1
SD000625 AC CORD ASSY 230VE 181-BG413-B 1
SD000629 AC CORD ASSY 240V 181-BG413-A 1
SCREWS
[for CHASSIS]
40012989 SCREW M3X20
PAN MACHINE W/SW+PW BZC
fix AC CORD HOLDER 2
40233012 SCREW M2.6X8 BINDING TAPTITE P BZC fix JK1 2
40011312 SCREW 3X8 BINDING TAPTITE P BZC fix JK12-14 5
40012956 SCREW M3X8
PAN MACHINE W/SW+PW FE BZC
fix JCK,PS1 to CHASSIS 4
40011456 SCREW M3X12 PAN MACHINE W/SW ZC ffix HEATSINK to AMP 6
40012867 SCREW M3X8
PAN MACHINE W/SW+PW ZC
fix AMP to CHASSIS 6
40012978 SCREW M3X15
PAN MACHINE W/SW+PW BZC
fix Q7,17 4
SD000675 SCREW M5X12
PAN MACHINE W/SW+PW ZC
fix TRANS 4
SD000674 SCREW M4X15 PAN MACHINE W/SW ZC fix HEATSINK to CHASSIS 7
40011756 FLANGE HEX NUT M3 ZC fix AC CORD HOLDER 2
40011767 FLANGE HEX NUT M4 FE ZC fix GND WIRING 2
40011889
EXTERNAL TOOTH WASHER M4
FECM fix GND WIRING 2
SD000673 STAND OFF M3 L=15MM fix AMP,HEATSINK 6
22150756 JACK NUT 215-756 fix JK2-11,15-18 14
40128923 VR ACCESSORY NUT M7 fix RSW1 1
17048651
VR ACCESSORY WASHER M7
fix RSW1 1
17048630 VR ACCESSORY NUT M9 fix VR1-9 9
17048631
VR ACCESSORY WASHER M9
fix VR1-9 9
[for CABINET]
40010601 SCREW M5X35
ORIGINAL TRUSS MACHINE FE BZC
fix PRE & SUB CHASSIS 12
40012045 SCREW M5X50 TRUSS BZC fix SUB CHASSIS 6
40010145 SCREW M4X25 TRUSS MACHINE BZC fix WOOFER 8
40010678 SCREW 4X20 TRUSS TAPPING A1 FE BZC fix TW,FOOT 8
40010667 SCREW M4X16 TRUSS TAPPING-A FE BZC fix GRILL,CABLE TIE 9
40230789 SCREW 3X10 OVAL MACHINE BZC fix BATCH ROLAND 2
15
KC-550/KC350
40011689 SPEED NUT M3 F-TYPE fix BATCH ROLAND 2
40562578 SCREW 3X8 TRUSS TAPTITE B BZC fix BATCH KC 2
TE930140 SCREW M3.5X14 TRUSS TAPTITE A BZC fix CORNER 16
40238267 SCREW M5X40 OHP MACHINE BZC fix HANDLE 4
SCREWS
PACKING
# SD000677 PACKING CASE 1
# SD000678 PACKING PAD LOWER 1
# SD000679 PACKING PAD UPPER 1
MISCELLANEOUS
# SD000682 HEATSINK INSULATING for Q7,17 2
# SD000701 SPEACER SCT-12A BLACK fix PS1 to CHASSIS 3
# SD000700 HEATSINK K-165 118MM BLACK 1
# SD000690 TRANS SHEET 1
ACCESSORIES (Standard)
40232334 WARRANTY CARD MOCHIKOMI JAPAN ONLY 1
# SD000215 OWNER’S MANUAL JAPANESE 1
# SD000216 OWNER’S MANUAL ENGLISH 1
# SD000680 CASTER(W/O SOCKET) 3020-11-SR 4
16
Aug.2005
PARTS LIST(KC-350)
fig.part1e
PRE -> PRE BOARD(SHEET A), JCK -> JACK BOARD(SHEET A)
PS1 -> PS1 BOARD(SHEET B), AMP -> AMP BOARD(SHEET B)
PS -> PS BOARD(SHEET B)
SAFETY PRECAUTIONS:
The parts marked have
safety-related characteristics. Use
only listed parts for replacement.
NOTE: The parts marked # are new. (initial parts)
Due to one or more of the following reasons,
parts with parts code ******** cannot be supplied as service parts.
• Part supplied only as a component in a complete assembly
• Copyright does not permit the part to be supplied
• Part is sold commercially
The description "Q'TY" means a necessary number of the parts per one product.
CASING
SD000345 VELCRO AC CABLE 8INCHI W/4 INCH 1
# SD000592 LOGO BADGE (ROLAND) 1
# SD000687 HEATSINK HOLDER 1
# SD000593 LOGO PLATE KC GOLD 1
# SD000220 PUNCHING GRILL 1
# SD000630 CABINET ASSY 1
NOTE: “CABINET ASSY” includes the following parts.
12359104 RUBBER FOOT G-5R 4
# SD000628
2-LEG METAL CORNER BLACK
8
22310207 HANDLE (H40)
231-207 W/ESCUCHEON (2 HOLES)
1
# SD000571 PORT TUBE 2’X4.5 BLACK PLASTIC 2
CHASSIS
01786045 SW HOLDER AT-217K 1
12369410RT AC CORD HOLDER 1702B 2
SD000349 BADGE HOLDER 1
# SD000702 PRE CHASSIS 1
# SD000689 SUB CHASSIS 1
KNOB,BUTTON
2249752100 PUSH BUTTON BLACK #521 1
# SD000598 KNOB(BLCK) GOLD PLATE 10
SWITCH
13119218 ROTARY SWITCH SRBM132400 RSW1 on PRE 1
01782623 SWITCH SPUP128100 PSW1 on PRE 1
01786012 SEESAW SWITCH JW-M11RKK 1
JACK,EXT TERMINAL
03234590 RCA(PIN) JACK YKC21-3503 JK14 on PS1 1
13449275 6.5MM JACK YKB21-5074 JK2-3 on JCK 2
13449146 6.5MM JACK YKB21-5012 (W/SW) JK4-11 on JCK,JK15-17 on PS1 11
13449145 6.5MM JACK YKB21-5010 JK18 on PRE 1
01902645 XLR CONNECTOR NC3FAH2 W/LOCK PIN JK1 on JCK 1
SPEAKER, BUZZER
# SD000692 SPK-KC-350-TW TWEETER DRIVER 1
# SD000691 SPK-KC-350-WF SPEAKER (12INCH WOOFER) 1
PWB ASSY
#SD000210 SHEET A BOARD ASSY 1
NOTE: “SHEET A BOARD ASSY” includes the following parts.
******** SHEET A BOARD ASSY (PRE BOARD 1/2) 1
******** SHEET A BOARD ASSY (JACK BOARD 2/2) 1
# SD000211 SHEET B BOARD ASSY 1
NOTE: “SHEET B BOARD ASSY(100V/117V)” includes the following parts.
******** PS1 BOARD 1
******** AMP BOARD 1
******** PS BOARD 1
03670523 5ST 4A/250V FUSE on FUSE 1 1
NOTE: Replacement SHEET B BOARD ASSY is for 100V/117V version exclusive use.
SHEET B BOARD ASSY for 100V/117V version differs from 230V/240V version in FUSE system only.
When using SHEET B BOARD (230V/240V) version, be sure to make the following modifications.
1. Replace fuse (FUSE1 on PS1 BOARD) to specific one. (P/No.03673989 5ST 2 A L/250 V)
2. Please change into the check marking “230/240V T2AL 250V” from “100/117V T4AL 250V” on PS1 BOARD
17
KC-550/KC350
Please refer to TABLE A and TABLE B.
PWB ASSY
IC
00562156 NJM4556AL IC (OP AMP) IC14 on PRE 1
15189250 M5218AL IC (BIPOLAR OP AMP) IC2-7,9-11,IC13 on PRE IC12 on PS1 11
15189189 UPC4570HA IC (BIPOLAR OP AMP) IC1,IC15 on PRE 2
TRANSISTOR
15119132 2SA1015-GR(TPE2) TRANSISTOR Q3,Q40-41 on PS,Q5 on AMP 4
15119723 2SA1837 TRANSISTOR Q8,Q16 on AMP 2
01120223 2SA1962-0 TRANSISTOR Q17 on AMP 1
15119158 2SA970-GR TRANSISTOR Q13-14 on AMP 2
01672556 2SB1642 TRANSISTOR Q2 on PS 1
15129151 2SC1815-GR(TPE2) TRANSISTOR Q4 on PS,Q6 on AMP 2
15129192 2SC2240-GR(TPE2) TRANSISTOR
Q33-36 on PRE,Q10-11 on AMP,Q37-38 on PS1
8
15129152 2SC2878-A(TPE2) TRANSISTOR
Q26-27,Q39 on PRE,Q12 on AMP,Q28 on PS1
5
15129732 2SC4793 TRANSISTOR Q9,Q15 on AMP 2
01120234 2SC5242-0 TRANSISTOR Q7 on AMP 1
01672545 2SD2531 TRANSISTOR Q1 on PS 1
15139118 2SK30ATM-GR(TPE2) FET TRANSISTOR Q18-21 on PRE,Q29 on PS1 5
DIODE
15019126 1SS133 T-77 SWITCHING DIODE
D8-15,D24-27,D40-43 on PRE,D3-4 on PS,D48 on
19
F5029133 L-934MBD LED LED1 on PRE, 1
# SD000637 1N4004 DIODE D59-60 on AMP 2
# SD000636 W04G DIODE BD2 on PS 1
# SD000635 PBPC806 BRIDGE DIODE BD1 on PS 1
15019560 RD-16EB-2 ZENER DIODE D1-2 on PS 2
RESISTOR
# SD000644 220 OHM 1/4W METAL OXIDE RESISTOR R33,45 on AMP 2
# SD000683 27 OHM 1/2W METAL OXIDE RESISTOR R41 on AMP 1
# SD000642 3.3 OHM 1/4W METAL OXIDE RESISTOR R29-30,49,52 on AMP 4
# SD000640 47 OHM 1/4W METAL OXIDE RESISTOR R21,59 on AMP 2
SD000638 1.2K OHM 1/2W CARBON RESISTOR R16 on PS 1
# SD000647 0.1 OHM 5W CEMENT RESISTOR R47 on AMP 1
# SD000645 0.33 OHM 5W CEMENT RESISTOR R34,46 on AMP 2
# SD000693 12 OHM 7W CEMENT RESISTOR R31 on AMP 1
# SD000639 10K OHM 1/2W CARBON RESISTOR R2 on PS 1
# SD000646 2.2K OHM 1/2W CARBON RESISTOR R4,8-9 on PS 3
# SD000648 220K OHM 1/2W CARBON RESISTOR R6 on PS 1
# SD000643 22K OHM 1/2W CARBON RESISTOR R7 on PS 1
# SD000641 27K OHM 1/2W CARBON RESISTOR R28,51 on AMP 2
# SD000676 82 OHM 1/2W CARBON RESISTOR R284,292 on PRE 2
# SD000686 METAL OXIDE RESISTOR 0.1 OHM 2W 1
POTENTIOMETER
01120145 RK11K112 10KB POTENTIOMETER VR9 on PRE 1
01120134 RK11K1120091 20KB CC POTENTIOMETER VR6-8 on PRE 3
01120167 RK14K122 100KBX2 POTENTIOMETER VR1-4 on PRE 4
01120156 RK14K12B 10KBX2 POTENTIOMETER VR5 on PRE 1
CAPACITOR
# SD000653 0.22UF/250V DC PLASTIC CAPACITOR C2 on PS 1
# SD000695 1.5UF/250V DC PLASTIC CAPACITOR C18 on AMP 1
# SD000688 1UF/50V ELECTORIC CAPACITOR C12 on PS 1
# SD000656 220UF/35V ELECTORIC CAPACITOR C6,9 on PS,C308-309 on PRE 2
# SD000694 3300UF/100V ELECTORIC CAPACITOR C1,C3 on PS 2
# SD000651 470UF/100V ELECTORIC CAPACITOR C15,30 on AMP 2
# SD000696 470UF/35V ELECTORIC CAPACITOR C5,11 on PS 2
# SD000654 47UF/100V ELECTORIC CAPACITOR C303-304 on AMP 2
SD000246 EC8472MH CERAMIC CAPACITOR C8 on PS 1
SD000247 PY17FY472MLO CERAMIC CAPACITOR C7 on PS1 1
18
Aug.2005
#SD000655 ELECTORIC CAPACITOR 2200UF/35V C4,10 on PS 2
CAPACITOR
FUSE,FUSE
#SD000658 MRT 100MA/250V RADIAL TYPE FUSE4-5 on AMP 2
# SD000008 5ST 500MA/250V 230V/240V FUSE 5X20 FUSE2-3 on PS 2
03670523 5ST 4 4A/250V FUSE FUSE1 on PS1(100V/117V) 1
03673989 5ST 2 2A/250V FUSE FUSE1 on PS1(230V/240V) 1
12199550RT FUSE HOLDER HFT-015 FUSE1 on PS1,FUSE2-3 on PS 6
CONNECTOR
13369541 B10B-PH-K-S CONNECTOR CN17 on PRE 1
13369564 B12B-PH-K-S JST CONNECTOR CN1 on PRE 1
13369898 B2P3-VH 7A/250V CONNECTOR CN18 on PS,CN19 on PS1 2
13369567 B4B-PH-K-S JST (4P) CONNECTOR CN4 on PS1,CN9 on AMP 2
13369981 B5P-VH 7A/250V CONNECTOR CN16 on PS 1
13369503 B7B-PH-K-S JST CONNECTOR CN2-3 on PRE 2
13369516 B9B-PH-KS JST CONNECTOR CN13 on PRE,CN12 on PS 2
WIRING, CABLE
# SD000666 WIRING W9 (80MM W/LAG) WP14 on PS 1
# SD000670 WIRING W8 (3P 60MM) WP5,8 on AMP 2
# SD000659 WIRING W7 (9P 850MM) CN13 on PRE to CN12 on PS 1
# SD000669 WIRING W6(3P 230MM) WP25 on PS to WP26 on AMP 1
# SD000663 WIRING W5 (4P 660MM) CN4 on PS1 to CN9 on AMP 1
# SD000664 WIRING W3 (4P 50MM) WP10 to WP11 on PRE 1
# SD000668 WIRING W2 (7P 150MM) WP22 on JCK to CN3 on PRE 1
# SD000661 WIRING W13 (2P 860MM) CN18 on PS to CN19 on PS1 1
# SD000660 WIRING W12 (10P 150MM) CN17 on PRE to WP23 on PS1 1
# SD000671 WIRING W11 (4P 700/500MM) WP7 on AMP 1
# SD000665 WIRING W10 (170MM BLACK) WP12-13 on PS1 2
# SD000667 WIRING W1 (12P 150MM) WP21 on JCK to CN1 on PRE 1
# SD000631 WIRING W4 (7P 210MM) CN2 on PRE to WP24 on PS1 1
TRANSFORMER
# SD000704 TRANSFORMER(100V/117V) 1
SD000685 TRANSFORMER(230V/240V) 1
AC CORD ASSY(Istalled)
# SD000614 AC CORD ASSY 100V 18-BG413-J 1
SD000221 AC CORD ASSY 117V 18-BG413-UC 1
SD000591 AC CORD ASSY 230V 18-BG413-G 1
SD000625 AC CORD ASSY 230VE 18-BG413-B 1
SD000629 AC CORD ASSY 240V 18-BG413-A 1
SCREWS
[for CHASSIS]
40012989 SCREW M3X20
PAN MACHINE W/SW+PW BZC
fix AC CORD HOLDER 2
40233012 SCREW M2.6X8 BINDING TAPTITE P BZC fix JK1 2
40011312 SCREW 3X8 BINDING TAPTITE P BZC fix JK14 1
40012956 SCREW M3X8
PAN MACHINE W/SW+PW FE BZC
fix JCK,PS1 to CHASSIS 4
40011456 SCREW M3X12 PAN MACHINE W/SW ZC fix HEATSINK to AMP 6
40012867 SCREW M3X8
PAN MACHINE W/SW+PW ZC
fix AMP to CHASSIS 6
40012978 SCREW M3X15
PAN MACHINE W/SW+PW BZC
fix Q7,17 2
SD000675 SCREW M5X12
PAN MACHINE W/SW+PW ZC
fix TRANS 4
SD000674 SCREW M4X15 PAN MACHINE W/SW ZC fix HEATSINK to CHASSIS 7
40011756 FLANGE HEX NUT M3 ZC fix AC CORD HOLDER 2
40011767 FLANGE HEX NUT M4 FE ZC fix GND WIRING 2
40011889
EXTERNAL TOOTH WASHER M4
FECM fix GND WIRING 2
SD000673 STAND OFF M3 L=15MM fix AMP,HEATSINK 6
22150756 JACK NUT 215-756 fix JK2-11,15-18 14
40128923 VR ACCESSORY NUT M7 fix RSW1 1
17048651
VR ACCESSORY WASHER M7
fix RSW1 1
17048630 VR ACCESSORY NUT M9 fix VR1-9 9
17048631
VR ACCESSORY WASHER M9
fix VR1-9 9
[for CABINET]
40010601 SCREW M5X35
ORIGINAL TRUSS MACHINE FE BZC
fix PRE & SUB CHASSIS 12
40012045 SCREW M5X50 TRUSS BZC ffix SUB CHASSIS 6
40010145 SCREW M4X25 TRUSS MACHINE BZC fiix WOOFER 8
40010678 SCREW 4X20 TRUSS TAPPING A1 FE BZC fix FOOT 4
40010667 SCREW M4X16 TRUSS TAPPING-A FE BZC fix GRILL,CABLE TIE, TW 13
40230789 SCREW 3X10 OVAL MACHINE BZC fix BATCH ROLAND 2
40011689 SPEED NUT M3 F-TYPE fix BATCH ROLAND 2
40562578 SCREW 3X8 TRUSS TAPTITE B BZC fix BATCH KC 2
TE930140 SCREW 3.5X14 TRUSS TAPPING A BZC fix CORNER 16
19
KC-550/KC350
40238267 SCREW M5X40 OHP MACHINE BZC fix HANDLE 4
SCREWS
PACKING
#SD000697 PACKING CASE 1
# SD000698 PACKING PAD LOWER 1
# SD000699 PACKING PAD UPPER 1
MISCELLANEOUS
# SD000708 HEATSINK INSULATING for Q7,17 2
# SD000701 SPEACER SCT-12A BLACK fix PS1 to CHASSIS 3
# SD000622 TERMINAL PT1870502 TER1-2 on PS1,TER3-5 on PS 5
# SD000700 HEATSINK K-165 118MM BLACK 1
# SD000632 TERMINAL JH-8M3 TER7-8 on JCK, TER6,9 on PS1 4
# SD000690 TRANS SHEET 1
ACCESSORIES (Standard)
40232334 WARRANTY CARD MOCHIKOMI JAPAN ONLY 1
# SD000215 OWNER’S MANUAL JAPANESE 1
# SD000216 OWNER’S MANUAL ENGLISH 1
21
Aug.2005 KC-550 KC-350
20
BLOCK DIAGRAM
fig.block
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