Fender Bassman 200 User manual

BASSMAN 200

p/n 022-4504-000 (120V)
SERVICE MANUAL
CONTENTS:
Notices
Specifications
Service notes
Parts lists:
PCB assy - Preamp
PCB assy - Pwr amp
PCB assy – Rear
Chassis assembly
Cabinet assembly
End item
Crossover assembly
Schematics/drawings
Fender Musical Instruments Corp. 7975 North Hayden Road Scottsdale, AZ 85258

BASSMAN 200
(This is the model name for warranty claims)
SERVICE MANUAL
SEPTEMBER 2000
IMPORTANT NOTICE:
The information contained herein is CONFIDENTIAL and PROPRIETARY to Fender Musical Instruments Corp. It is
disclosed solely for use by qualified technicians for purposes of equipment maintenance and service. It is not to be
disclosed to others without the expressed permission of Fender Musical Instruments Co. All specifications subject to
change without notice.
For warranty repair service, only Fender specified part numbers are to be used. It is recommended they also be used
for post-warranty maintenance and repair.
Parts marked with an asterisk (*) indicate the required use of that specific part. This is necessary for RELIABILITY and
SAFETY requirements. DO NOT USE A SUBSTITUTE!
A coded naming convention is used in the description of certain parts. The codes and what they mean are as follows:
CAPACITOR CODES HARDWARE CODES
CAP AE = Aluminum Electrolytic BLX = Black Oxide
CAP CA = Ceramic Axial CR = Chrome Plated
CAP CD = Ceramic Disk HWH = Hex Washer Head
CAP MPF = Metalized Polyester Film M = Machine Screw
CAP MY = Mylar NI = Nickel Plated
CAP PFF = Polyester Film/Foil OHP = Oval Head Phillips
PB = Particle Board
RESISTOR CODES PHP = Pan Head Phillips
PHPS = Pan Head Phillips Sems
RES CC = Carbon Comp SMA = Sheet Metal "A" Point
RES CF = Carbon Film SMB = Sheet Metal "B" Point
RES FP = Flame Proof SS = Stainless Steel
RES MF = Metal Film TF = Thread Forming
RES WW = Wire Wound ZI = Zinc Plated

BASSMAN 200
SPECIFICATIONS
Product Release No.: PR 419 (This is not a model number)
Part Number: 120V Version : 22-4504
240V Aus : 22-4534
230V UK : 22-4544
230V Eur : 22-4564
100V Jpn : 22-4574
Power Requirements: 540W
Power Amp Section:
Power Output: 200 Watts RMS into 4Ω@ <1% THD
Sensitivity: 1V RMS
Preamp Section:
Input impedance: Passive: 1MΩActive: 1MΩ
Sensitivity At
Full Power: Passive: 20mV Active: 40mV
Nominal Level: Passive: 150mV Active: 300mV
Tone Controls: Bass: ±15 dB @ 50 Hz
Treble: ±15 dB @ 5 kHz
Room balance: ±10dB, crossover frequency: 350Hz
Effects Loop:
Send impedance: 1kΩ
Return impedance: 22kΩ
Nominal level: +4dbu
Speakers: Fender special design 4Ω15" woofer (P/N 0048941000)
One Foster 8ΩHorn (P/N 0048847000), FUSE: 2A 250V
Dimensions: Height:25.5" (65 cm)
Width: 23" (59 cm)
Depth: 13" (33 cm)
Weight: 65 lbs. (30 kg)
Product specifications are subject to change without notice
Semi-parametric control: Mid frequency: 150Hz to 1.5kHz
Mid level: ±15 dB @ Mid frequency setting

BASSMAN 200
SERVICE NOTES
1. CHASSIS REMOVAL is accomplished by first removing six (6) screws from the top, and one (1)
screw from each side of the cabinet; then slide the chassis out the rear.
2. The HF HORN is fuse-protected. This fuse is located on the rear speaker panel, near the Horn-
level control
PARTS LIST
NOTE: SHADED ITEMS ARE FOR REFERENCE ONLY
PRINTED CIRCUIT BOARD ASSEMBLY - PREAMP
QTY PART # DESCRIPTION REFERENCE DESIGNATION
4 0048451000 BUTTON PUSH OFF WHITE @ S1-4
2 0026517001 CAP AE AX 2.2uF 50V 20% C40 C70
9 0025960001 CAP AE AX 22uF 16V 20% C5 C13 C20 C25-27 C30-31 C33
2 0038691001 CAP AE AX 4.7uF 50V 20% C2 C6
1 0038693001 CAP AE AX 47uF 16V 20% C64
2 0038703001 CAP CA .1uF 50V 10% C38 C41
1 0038699001 CAP CA 100pF 100V 5% C39
3 0039261001 CAP CA 330pF 100V 5% C11 C37 C72
5 0042001001 CAP CA 33pF 100V 5% C8 C19 C21 C32 C71
1 0039256001 CAP CA 68pF 100V 5% C22
16 0034788003 CAP CD .1uF 50V 20% .15" cut C44-45 C52-63 C65-66
2 0051405003 CAP CD 120pF 500V 5% C28-29
1 0051960003 CAP CD 180pF 500V 10% C1
1 0027256003 CAP MPF .0015uF 100V 10% C10
1 0027257003 CAP MPF .0022uF 100V 10% C23
1 0027259003 CAP MPF .0033uF 100V 10% C17
2 0027260003 CAP MPF .0039uF 100V 10% C36 C67
1 0027261003 CAP MPF .0047uF 100V 10% C18
3 0027262003 CAP MPF .0068uF 100V 10% C12 C68-69
1 0027265003 CAP MPF .015uF 100V 10% C9
1 0027264003 CAP MPF .01uF 100V 10% C15
1 0027270003 CAP MPF .033uF 100V 10% C16
2 0027278003 CAP MPF .1uF 63V 10% C3-4
1 0027281003 CAP MPF .22uF 63V 10% C24
2 0027283003 CAP MPF .33uF 63V 10% C34-35
3 0027286003 CAP MPF .47uF 63V 10% C14 C47 C49
2 0033578003 CAP PFF RDL .001uF 100V 10% C42 C51
1 0033581003 CAP PFF RDL .0033uF 100V 10% C50
1 0030942003 CAP PFF RDL .0056uF 50V 5% C7
3 0033592003 CAP PFF RDL .047uF 100V 10% C43 C46 C48
1 0031089000 CONTROL 100K 10C R36 mid-freq
6 0027945000 CONTROL SNAPIN 100K B TAPER R14 R27-29 R72 R123 gain bass mid-eq treble master-
volume room-balance

BASSMAN 200
PRINTED CIRCUIT BOARD ASSEMBLY – PREAMP (cont)
QTY PART # DESCRIPTION REFERENCE DESIGNATION
1 0027947000 CONTROL SNAPIN 100K 30C TAPER R56 compressor
26 0006260001 DIODE 1N4448 SIGNAL D1-9 D11-17 D19-20 D22-27 D29 D32
1 0027327001 DIODE ZEN 1n5234b 6.2v 5% LL D10
1 0031635001 DIODE ZEN 1n5240b 10v 5% D30
2 0027413000 HDR .1 CTR 6 CKT SQ PIN P1-2
1 0027416000 HDR .1 CTR 8 CKT SQ PIN P3
1 0027404000 IC CA3080AE OTA U8
7 0016795000 IC DUAL OP AMP TL072 U1-5 U7 U14
6 0031611000 IC DUAL OPAMP PC4560 U6 U9-13
1 0053450000 JACK STEREO R/A J1 input
1 0030755000 LED GREEN T-1 3mm DIFFUSED D31
1 0040271000 LED RED/YELLOW D18
2 0049948000 LED, RED LONG LEAD LUMEX D21 D28
10055798000 PCB FAB BASSMAN 200 PREAMP
3 0025073001 RES CF 1/4W 1.5M 5% R55 R108 R110
1 0024952001 RES CF 1/4W 100 ohm 5% R45
4 0024997001 RES CF 1/4W 100k 5% R13 R32-33 R99
22 0024981001 RES CF 1/4W 10k 5% R5-6 R16 R37-39 R44 R47-49 R62-65
1 0025084001 RES CF 1/4W 10M 5% R87
4 0024937001 RES CF 1/4W 10ohm 5% R1-2 R119-120
1 0028549001 RES CF 1/4W 110k 5% R77
1 0024998001 RES CF 1/4W 120k 5% R93
1 0024983001 RES CF 1/4W 12k 5% R84
1 0024985001 RES CF 1/4W 15k 5% R15
1 0024986001 RES CF 1/4W 18k 5% R17
3 0024965001 RES CF 1/4W 1k 5% R78 R96 R112
3 0025069001 RES CF 1/4W 1M 5% R25 R53 R101
2 0024971001 RES CF 1/4W 2.2k 5% R92 R94
1 0025075001 RES CF 1/4W 2.2M 5% R90
2 0029006001 RES CF 1/4W 20k 5% R46 R50
2 0025059001 RES CF 1/4W 220k 5% R104-105
9 0024987001 RES CF 1/4W 22k 5% R19 R66-69 R95 R100 R111 R122
2 0028863001 RES CF 1/4W 24k 5% R129-130
6 0024988001 RES CF 1/4W 27k 5% R18 R20 R85-86 R124 R126
1 0024973001 RES CF 1/4W 3.3k 5% R3
3 0024989001 RES CF 1/4W 33k 5% R42-43 R52
3 0025063001 RES CF 1/4W 390k 5% R4 R7 R31
1 0024991001 RES CF 1/4W 39k 5% R23
1 0029472001 RES CF 1/4W 4.3k 5% R12
1 0024977001 RES CF 1/4W 4.7k 5% R83
9 0024993001 RES CF 1/4W 47k 5% R8-9 R11 R26 R41 R70-71 R88-89
2 0024947001 RES CF 1/4W 47ohm 5% R81-82
2 0028990001 RES CF 1/4w 5% 51k LL R73-74
1 0029607001 RES CF 1/4w 5% 620 ohm LL R118
2 0026507001 RES CF 1/4w 5% 62k LL R54 R107
3 0024978001 RES CF 1/4W 5.6k 5% R30 R58 R61
2 0024962001 RES CF 1/4W 560 ohm 5% R59-60
4 0024994001 RES CF 1/4W 56k 5% R10 R21-22 R24
1 0028948001 RES CF 1/4W 6.2k 5% R109
1 0024979001 RES CF 1/4W 6.8k 5% R40
1 0024963001 RES CF 1/4W 680 ohm 5% R106

BASSMAN 200
PRINTED CIRCUIT BOARD ASSEMBLY – PREAMP (cont)
QTY PART # DESCRIPTION REFERENCE DESIGNATION
2 0024995001 RES CF 1/4w 68k 5% R34-35
1 0024980001 RES CF 1/4W 8.2k 5% R51
5 0024996001 RES CF 1/4W 82k 5% R57 R75-76 R125 R127
5 0027348001 RES FILM 1W 3.3k 5% LL R91 R97 R113 R117 R121
3 0036178000 SPACER LED .5x.1 BRN @D21 D28 D31
4 0028091000 SWITCH PUSH SLFLK SHORT STROKE S1-4 active/passive enhance mute limiter
2 0014689003 XSTR N-CH JFET J111 TO-92 Q1-2
3 0016739003 XSTR NPN 2N4401 TO-92 Q3-4 Q8
4 0016742003 XSTR PNP 2N4403 TO-92 Q5-7 Q9
REF 0055800000 SVC DIAG, CMB, BASSMAN 200 PREAMP
PRINTED CIRCUIT BOARD ASSEMBLY – POWER AMP
QTY PART # DESCRIPTION REFERENCE DESIGNATION
1 0048914000 CABLE RIBBON 8 CKT 7 in PW3
2 0028494000 CAP AE RDL 1000uF 35V 20% C5-6
1 0028474003 CAP AE RDL 100uF 25V 20% C13
1 0028458003 CAP AE RDL 1uF 50V 20% C14
2 0028031000 CAP AE RDL 3300uF 63V+100%-20% C3-4
2 0028471003 CAP AE RDL 47uF 50V 20% C11-12
2 0025787003 CAP AE RDL MINI 100uF 25V NP C15-16
2 0038703001 CAP CA .1uF 50V 10% C20-21
4 0034788003 CAP CD .1uF 50V 20% .15" cut C7-10
2 0051406003 CAP CD 220pF 500V 10% C18-19
1 0053860000 CAP MPF .1UF 275V 10% C1
1 0052003003 CAP MPF .1UF 250V 10% C2
2 0027278003 CAP MPF .1uF 63V 10% C17 C22
8 0064089001 DIODE 1N4003 D5-8 D11-12 D31-32
16 0006260001 DIODE 1N4448 SIGNAL D9-10 D13 D16-26 D29-30
4 0029045000 DIODE 6A 400v 6A4 LEAD FORMED D1-4
2 0025821001 DIODE HV FDH-400 SWITCHING LL D27-28
2 0031635001 DIODE ZEN 1n5240b 10v 5% D14-15
18 0025802000 FSTN TAB MALE .250x.032 PCB MT P1-18
2 0013112000 FUSE TD 20mmx5mm 250v 1A F2-3
6 0051094003 FUSE CLIP PCB 5MM at F1-3
2 0050849000 HEATSINK PCB LEVEL 576012U at U1-2
1 0055801000 HEATSINK PLATE 200W AMPLIFIERS
1 0013562000 IC REGULATOR +15v MC7815CT U1
1 0013564000 IC REGULATOR –15V MC7915CT U2
4 0038815000 INSULATOR SILICONE TO-3P at Q16-19
10055791000 PCB FAB BASSMAN 200 POWER AMP

BASSMAN 200
PRINTED CIRCUIT BOARD ASSEMBLY – POWER AMP (cont)
QTY PART # DESCRIPTION REFERENCE DESIGNATION
2 0028842001 RES CF 1/4W 1.1k 5% R23-24
1 0024981001 RES CF 1/4W 10k 5% R3
1 0024986001 RES CF 1/4W 18k 5% R2
2 0024965001 RES CF 1/4W 1k 5% R6 R8
1 0024987001 RES CF 1/4W 22k 5% R1
2 0024988001 RES CF 1/4W 27k 5% R7 R9
1 0024945001 RES CF 1/4W 33ohm 5% R17
1 0024977001 RES CF 1/4W 4.7k 5% R5
4 0024961001 RES CF 1/4W 470ohm 5% R12-15
1 0024993001 RES CF 1/4W 47k 5% R4
2 0024947001 RES CF 1/4W 47ohm 5% R10-11
2 0015718001 RES MF 1/4w 1% 1k LL R22 R25
1 0016946001 RES MF 1/4w 1% 825 ohm LL R18
1 0034781001 RES MF 1/4w 1% 2.10k R16
1 0016934001 RES MF 1/4w 1% 100 ohm R21
4 0055932001 RES MOX 2W .15ohm 5% R26-29
2 0027628001 RES MOX 2W 47ohm 5% R30-31
2 0051040001 RESFP 1/4 47 OHM 5% R19-20
2 0097360000 NUT HEX 4-40 EX LOCk @ U1-2
2 0039420000 SCRW M 4-40X3/8 PHP SS SEMS @ U1-2
7 0027638000 SCRW TF 4-40x3/8 HWHS ZI .1”HD @ Q9 Q14-19
5 0032908000 SCRW TF 6-32x3/8 PHP ZI
1 0051418003 THERMAL SENSOR PTC 100 DEG C RT2
1 0026411000 THERMISTOR 2.5 OHM 8A C30-19 RT1
7 0032937000 WSHR CONE @ Q9 Q14-19
1 0016739003 XSTR NPN 2N4401 TO-92 Q12
2 0054418000 XSTR NPN 2SC3263 Q16-17
2 0028760000 XSTR NPN 2SC4793 Q9 Q14
1 0014867003 XSTR NPN MPSW42 (TO-92) Q11
4 0025751003 XSTR NPN SILICON TO_92 Q3-5 Q8
1 0016742003 XSTR PNP 2N4403 TO-92 Q1 Q13
2 0054417000 XSTR PNP 2SA1294 Q18-19
1 0028759000 XSTR PNP 2SA1837 TOP-220 Q15
1 0014866003 XSTR PNP MPSW92 TO-226AE Q10
3 0025752003 XSTR PNP SILICON TO_92 Q2 Q6-7
REF 0055792000 SVC DIAG, CMB, BASSMAN 200 POWER AMP
PRINTED CIRCUIT BOARD ASSEMBLY – REAR
QTY PART # DESCRIPTION REFERENCE DESIGNATION
2 0048451000 BUTTON PUSH OFF WHITE at S1-2
2 0053856000 CABLE RIBBON 6 CKT 8" PW1-2
8 0025960001 CAP AE AX 22uF 16V 20% C16-17 C20-25
2 0049521000 CAP AE AX 47uF 50V 20% C26-27
2 0042001001 CAP CA 33pF 100V 5% C36-37
2 0051459003 CAP CD 560pF 500V 10% C18-19

BASSMAN 200
PRINTED CIRCUIT BOARD ASSEMBLY – REAR (cont)
QTY PART # DESCRIPTION REFERENCE DESIGNATION
1 0027941000 CONTROL SNAPIN 50K B TAPER R55 D.I. Level
1 0006260001 DIODE 1N4448 SIGNAL D25
1 0031611000 IC DUAL OPAMP PC4560 U1
1 0051658000 JACK MONO R/A J3
2 0053450000 JACK STEREO R/A J1-2
1 0054261000 JACK XLR MALE RT ANGLE J4
10056475000 PCB FAB BASSMAN 200 REAR PCB
6 0024997001 RES CF 1/4W 100k 5% R43-44 R49-50 R54 R64
2 0024981001 RES CF 1/4W 10k 5% R57-58
1 0024937001 RES CF 1/4W 10ohm 5% R66
5 0024965001 RES CF 1/4W 1k 5% R45-48 R65
3 0025059001 RES CF 1/4W 220k 5% R51-53
2 0024973001 RES CF 1/4W 3.3k 5% R56 R59
2 0028091000 SWITCH PUSH SLFLK SHORT STROKE S1-2
1 0014689003 XSTR N-CH JFET J111 TO-92 Q21
REF 0056473000 SVC DIAG, COMB, BASSMAN 200 REAR
CHASSIS ASSEMBLY
QTY PART # DESCRIPTION REFERENCE DESIGNATION
10055788000 CHASSIS BASSMAN 200
1 0054642000 CONNECTOR IEC SNAP IN
1 0020795000 FUSE QA 20mmx5mm 250v 2.5A
1 0020798000 FUSE QA 20mmx5mm 250v 5A
1 0048974000 HEATSINK EXTRUDED SFX/ACST
8 0055775000 KNOB 90 ROT w/ CHR INS BASSMAN
1 0053986000 KNOB ROTARY SS W/CHR INSERT @DI LEVEL CONTROL
10055789000 PANEL FRONT BASSMAN 200
10055790000 PANEL REAR BASSMAN 200
REF 0056544000 PANEL REAR BASSMAN 200 ROK ROK UNITS ONLY
10055792000 PCB ASSY BASSMAN 200 POWER AMP
10055799000 PCB ASSY BASSMAN 200 PREAMP
10056474000 PCB ASSY BASSMAN 200 REAR PCB
4 0053479000 NUT HEX 7/16 20X1/8 NI @FRONT JACK
6 0017716000 SCRW 8-32x1/2 PHP BLX @HS/CHASSIS
4 0031184000 SCRW M6-32x1/4 PHPS BLX ITLW @pwr amp stdf
2 0051155000 SCRW SMB #4X3/8 PHP BLX @XLR Jack
4 0037997000 SCRW TF 10-32x5/8 HWHS BLX @XFMR
2 0038900000 SCRW TF 6-32X1/4 PHP ZI @GND

BASSMAN 200
CHASSIS ASSEMBLY (cont)
QTY PART # DESCRIPTION REFERENCE DESIGNATION
5 0027636000 SCRW TF 8-32x5/8 HWH BLX @HS/PLATE
9 0051404000 STANDOFF NYLON BLK .375
2 0016440000 STNDOFF RND AL 6-32x1x1/4 @Power amp PCB
4 0053480000 WASHER FLAT .442 X.692 NI @FRONT JACK
1 0030007000 WSHR LCK INTL 8x.330x.02 ZI @HS/CHASSIS SCR
REF 0040582000 SWITCH DPST .250 TAB GLOBAL
1 0039236000 SWITCH ROCKER DPST PSEUDO-IEC
1 0048960000 XFMR PWR 120V 200/300 WATT DOMESTIC
REF 0041122000 XFMR PWR EXP SR63/83P/KXR/BXR2 100V/220V/240V
REF 0056845000 XFMR PWR 230V BASSMAN200 LVR 230V
CABINET ASSEMBLY
QTY PART # DESCRIPTION REFERENCE DESIGNATION
REF 0040046000 CARPET BLACK
2 0026568000 CORNER 3 HOLE NI LOWER REAR
4 0029071000 CORNER NOTCHED NICKLE (FD)
4 0051049000 FOOT RUBBER 1.5 DIA
2 14151000 HANDLE HOUSING
2 14150000 HANDLE-CABINET 6 CH
4 23505000 MTG PLATE - SWIVEL CASTER
12 0021972000 NUT T 10-32X3/4 STR 3 PRNG BLX @SPEAKER/FEET
20 0016627000 SCREW SMA 8 X 3/4 OHP BLX @HANDLE
14 0026571000 SCREW SMAB 8X5/8 THP NI @CORNERS
4 26577000 SCRW M 10-32x1 PHP BLX @FEET
16 0027199000 SCRW SMAB 10x3/4 PHP NI @CASTER PLATES
REF 0027648000 TAPE ALUM 6" X 60 YD
REF 0051343000 VINYL TOLEX 4227A
END ITEM ASSEMBLY
QTY PART # DESCRIPTION REFERENCE DESIGNATION
10055946000 CABINET ASSEMBLY BASSMAN 200
4 0023513000 CASTER SWIVEL
REF 0055786000 CHASSIS ASSY BASSMAN 200 100V JPN
10055783000 CHASSIS ASSY BASSMAN 200 120V
REF 0056543000 CHASSIS ASSY BASSMAN 200 220V ROK
REF 0055784000 CHASSIS ASSY BASSMAN 200 230V EUR/UK
REF 0055785000 CHASSIS ASSY BASSMAN 200 240V AUS
REF 0053997000 CORD PWR W/IEC CONN 100V JPN
REF 0047251000 CORD PWR W/IEC CONN 230V

BASSMAN 200
END ITEM ASSEMBLY (cont)
QTY PART # DESCRIPTION REFERENCE DESIGNATION
REF 0047249000 CORD PWR W/IEC CONN 230V UK
REF 0047250000 CORD PWR W/IEC CONN 250V
1 0047248000 CORD PWR W/IEC CONN DOM
1 0055802000 CROSSOVER ASSY BASSMAN AMPS
1 0055831000 GASKET HORN BASSMAN SERIES
1 0055671000 GRILLE BASSMAN 100/200
1 0048847000 HORN FOSTER 8 ohm
1 0048941000 SPKR 15" 150W (099-4815-004)
1 0055731000 LOGO BADGE BASSMAN AMPS
1 0047600000 NAMEPLATE FNDR BLACK (994095)
1 0022491000 CLAMP CABLE NYL SCRW MNT 5/16
4 0050311000 NUT 2-56 NYLON INSERT 2CNME-Z @LOGO
8 0026577000 SCRW M 10-32x1 PHP BLX @SPEAKER
8 0036199000 SCRW M 8-32x1-3/16 OHP BLX CP @CHASSIS
1 0029828000 SCRW PB 8x3/4 PHP ZI @CLAMP
4 0050312000 SCRW 2-56X3/8 FHP NI @LOGO
4 0030866000 SCRW SMA 8x1/2 PHP NI @CROSSOVER
10 0036112000 SCRW SMAB 6x1-1/4 OHP BLX w/WS @GRILLE
4 0033380000 SCRW SMAB 8x1 THP BLX @HORN
1 0022327000 WSHR FLAT 8x7/16 NI @CLAMP
8 0029527000 WSHR FNSH 8-5/8 FLNGD BLX WX @CHASSIS
REF 0055800000 SVC DIAG COMB BASSMAN 200 PREAMP
REF 0055793000 SVC DIAG COMB BASSMAN 200 PWR AMP
REF 0056473000 SVC DIAG COMB BASSMAN 200 REAR PCB
CROSSOVER ASSEMBLY
QTY PART # DESCRIPTION REFERENCE DESIGNATION
2 0041304000 CAP MPF AX 3.3uF 100V 10% C1-2
1 0051858000 INDUCTOR AIR CORE RDL 0.18mH L1
1 0036703000 FUSE HOLDER 5mm FINGER GRIP @F1
1 0020794000 FUSE QA 20mmx5mm 250V 2A F1
1 0029531000 KNOB KNURL BLK SUNN 1272/1275 @ L-PAD
1 0049348000 CONTROL L PAD 8 OHM 50W