Fender BASSBREAKER 15 Combo Service Manual Download Page 1

BASSBREAKER™ 15  

                                                                                                            (This is the model name for warranty claims) 

Fender Musical Instruments Corp. / 17600 North Perimeter Drive, Suite 100 / Scottsdale, AZ 85255-5440 

Issued June, 2016 

p/n 2262000000  (COMBO 120V) 

p/n 2263000000  (HEAD 120V) 

SERVICE MANUAL 

 
 
 
 

 
 
  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 

 
 
 
 

ATTENTION: 

WARRANTY SERVICE PROCEDURES

 

 

The Bassbreaker 15 Amplifier is considered to be field serviceable to the component level. As 
such stuffed PCB Assemblies are not readily available for this unit. Any Fender Authorized 
Service Center in need of a warranty replacement PCB Assembly for this unit should contact 
FMIC Tech Support and you will be instructed on how to proceed. 

 

 

 

Summary of Contents for BASSBREAKER 15 Combo

Page 1: ...000000 HEAD 120V SERVICE MANUAL ATTENTION WARRANTY SERVICE PROCEDURES The Bassbreaker 15 Amplifier is considered to be field serviceable to the component level As such stuffed PCB Assemblies are not readily available for this unit Any Fender Authorized Service Center in need of a warranty replacement PCB Assembly for this unit should contact FMIC Tech Support and you will be instructed on how to p...

Page 2: ... of Fender Musical Instruments Cor poration Parts marked with the symbol indicate the re quired use of that specific part This is necessary for RELIABILITY and SAFETY requirements DO NOT USE A SUBSTITUTE PARTS LIST CODES The description codes used in the itemized Parts Lists are defined below CAPACITOR CODES CAP AE Aluminum Electrolytic CAP CA Ceramic Axial CAP CD Ceramic Disk CAP CR Ceramic Radia...

Page 3: ...0V 50Hz JPN 2262007000 220V 60Hz ROK 2262009000 Part Numbers 120V 60Hz US 2263000000 HEADS 110V 60Hz TW 2263001000 240V 50Hz AUS 2263003000 230V 50Hz UK 2263004000 230V 50Hz ARG 2263005000 230V 50Hz EUR 2163506000 100V 50Hz JPN 2263007000 220V 60Hz ROK 2263009000 Power Requirement 95W Power Output 15W RMS into 4 8 or 16 Ohms 15 THD Impedances Input 1 Meg Ohms Line Out 100 Ohms Effects Loop SEND 90...

Page 4: ...R 15 This is the model name for warranty claims Dimensions Head Height 9 75 in 24 8 cm Width 19 56 in 49 7 cm Depth 8 81 in 22 4 cm Weight 27 lbs 12 3 kg Product specifications are subject to change without notice ...

Page 5: ...n 7 screws which secure the rear chassis cover and folding it back out of the way REAR PANEL PCB ASSEMBLY REMOVAL is ac complished by first marking and unplugging the five 5 PCB multi wire connectors at designation P44 P48 from the I O PCB Assembly Next remove the two screws holding the Line Out XLR Jack to the Rear Panel Remove the two EFX Loop Jack Nuts and Washers from the rear panel noting the...

Page 6: ...ions from the Power Transformer Output Transformer Choke and Mute Switch These are labeled as P3 P8 P49 P50 from the Power Supply PCB and P21 P23 P25 P27 from the Tube PCB Remove the thirteen 13 screws securing the Power Supply PCB to the Chassis bottom At this point you should be able to carefully remove the two 2 PCB Assemblies from the chassis PCB EXCHANGE POLICY Parts marked with a single aste...

Page 7: ... placed in MUTE mode The LINE OUT signal remains active for silent re cording when the amp is configured in MUTE The reverb for the line out is summed with the dry signal at op amp U3 A An active filter circuit is configured around op amp U3 B to provide the LINE OUT s SPEAKER CABINET EMULATION equalization when enabled through switch S3 Switch S4 disconnects the chassis ground connec tion to the ...

Page 8: ...upplies A primary function of the U5 U6 power supplies is to provide DC filament drive to the preamp tube heaters V3 5 The DC bipolar filament voltages couple to the heaters through R63 R64 on the POWER SUPPLY PCB A cable connects this supply to the filaments on the TUBE PCB at P29 A cable also connects the low voltage supplies to the REAR PANEL PCB CON TROL PCB to power their op amp analog signal...

Page 9: ... 20 C30 31 C36 C41 1 0027255003 CAP MPF 001uF 100V 10 C25 1 0027262003 CAP MPF 0068uF 100V 10 C76 1 0027264003 CAP MPF 01uF 100V 10 C14 1 0027272003 CAP MPF 047uF 63V 10 C63 1 0027279003 CAP MPF 1uF 100V 10 C34 1 0053860000 CAP MPF 1uF 250VAC 20 C47 1 0027278003 CAP MPF 1uF 63V 10 C13 2 0027281003 CAP MPF 22uF 63V 10 C12 C16 1 0024823000 CAP MPF RDL 01uF 400V 10 C55 4 0024833000 CAP MPF RDL 022uF ...

Page 10: ... LL R132 133 21 0024981001 RES CF 1 4W 5 10k LL R10 R19 20 R23 26 R33 40 R49 R84 86 R106 R130 1 0028549001 RES CF 1 4W 5 110k LL R104 2 0028955001 RES CF 1 4W 5 130k LL R4 R103 2 0024985001 RES CF 1 4W 5 15k LL R55 R60 1 0024986001 RES CF 1 4W 5 18k LL R102 5 0025069001 RES CF 1 4W 5 1M LL R9 R22 R87 R93 R105 8 0024965001 RES CF 1 4W 5 1k LL R7 R12 R14 16 R18 R57 R62 4 0025075001 RES CF 1 4W 5 2 2...

Page 11: ...K WJ13 1 0049892000 XLR CONNECTOR MALE GOLD J5 1 0041465003 XSTR N CH JFET J113 TO 92 Q1 3 0050849000 HEATSINK PCB LEVEL 576012 U5 7 5 0029167000 TUBE SOCKET 9 PIN PCB MOUNT V1 5 3 0039420000 SCRW M 4 40x3 8 PHP SS SE U5 7 3 0097360000 NUT HEX 4 40 EX LOCK U5 7 1 7710500000 RING RETENTION ROT SW CK S1 3 0028104000 BUTTON PUSH SWITCH BLACK S3 5 2 0065384000 EXTENSION BUTTON 2 8mm SHAFT S3 4 13 0097...

Page 12: ...T RUBBER 38 ID x 500 MTG 3 0064512000 COLLAR TUBE SHIELD 9PIN 3 0023598000 TUBE SHIELD 099 0723 000 3 0069393000 NUT 6 32 HEX EXT LOCK 8 0022004000 NUT KEPS 8 32 ZINC 3 0014206000 SCREW 6 32 x UFHP BLX 13 0031188000 SCRW M 4 40x1 4 PHP ZI ITWS 4 0014999000 SCRW M 6 32X1 4 PHP BLX 20 0064836000 SCRW M 6 32x1 4 PHP ZI SEMS 2 0021568000 SCRW M 6 32x3 16 PHP NI 8 7707655000 SCRW M 8 32x3 8 PHP ZI SEMS...

Page 13: ...7WC RUSN FENDER 2 0074287400 TUBE 7025 12AX7A ECC83S GT GOLD 2 0097124000 TUBE EL84 S SLOVAKIA 2 7706159000 RETAINER TUBE EL84 BASSBREAKER 4 0039371000 SPRING RETAINER TUBE 1 81Lx 15 2 0079630000 GROMMET RUBBER 38 ID x 500 MTG 3 0064512000 COLLAR TUBE SHIELD 9PIN 3 0023598000 TUBE SHIELD 099 0723 000 3 0069393000 NUT 6 32 HEX EXT LOCK 8 0022004000 NUT KEPS 8 32 ZINC 3 0014206000 SCREW 6 32 x UFHP ...

Page 14: ...LX 1 7706201000 NAMEPLATE BASSBREAKER 15 3 0075721000 SCREW SMA 6x5 8 FHP BLX EXTENSION SCREWS PARTS LIST CABINET ASSEMBLY HEAD QTY PART DESCRIPTION REFERENCE DESIGNATION 1 7706207000 CABINET ASSY BASSBREAKER 15 HEAD COMPLETE CABINET 2YD 0026317000 CLOTH GRILLE BLACK PVC 2YD 7706172000 COVERING TWEED BLACK 1 7706170000 HANDLE BASSBREAKER SERIES 4 0064162000 NUT T 8 32X1 2 STR 3 SPNG BLX 8 T NUT FO...

Page 15: ...PART DESCRIPTION REFERENCE DESIGNATION 1 0047251000 CORD PWR W IEC CONN 230V 1 0047249000 CORD PWR W IEC CONN 230V UK 1 0047250000 CORD PWR W IEC CONN 250V 1 0053997000 CORD PWR W IEC CONN 100V JPN 1 0057674000 CORD PWR W IEC 230V ARG PARTS LIST END ITEM ASSEMBLY HEAD QTY PART DESCRIPTION REFERENCE DESIGNATION 1 7706187000 PANEL REAR PERF BB15 1 7706157000 LOGO FENDER BASSBREAKER SERIES 6 00366190...

Page 16: ...16 BASSBREAKER 15 This is the model name for warranty claims Service Diagram List Service Diagram Schematic Bassbreaker 15 Main PCB Service Diagram PCB Assembly Bassbreaker 15 Main PCB ...

Page 17: ... S5 A S5 B BRIGHT R84 10k R107 100k 1W R82 2 2k C58 2 2 C67 0022 400V C68 001 400V R104 110k R4 130k 1 2 3 A S1 A GAIN STRUCTURE 7 8 9 C S1 B GAIN STRUCTURE R75 270k R74 100k 1 2 3 V4 A 12AX7A 6 7 8 V4 B 12AX7A R65 100k 1W R98 1 2k C66 47 C55 01 400V C54 470pF R69 470k R73 68k R95 470k R96 68k R108 100k 1W R94 1 2k C62 47 C75 470pF R121 47k C74 047 400V C73 022 400V CW R126 250k30A TREBLE CW R124 ...

Page 18: ...0V GRN GRN BRN BRN RED RED BLK WHT BRN WHT D2 4 D8 1N4006 X4 C23 26 8600pF 1kV CD TYPE TUBE PCB POWER PCB TUBE PCB POWER SUPPLY PCB change B gnd names on tube or power pcb connect to input jack FOR REVERB POWER PCB CONTROL PCB REAR PANEL PCB 100 120V F2AL 220 240V F1AL F4 PRIMARY WIRING 220V 240V VIO WHT BLK 230V BLK 240V RED P6 RED P3 GRN P22 GRN P21 P4 P7 P8 PRIMARY WIRING 100V 120V P2 FOR 220 2...

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Page 20: ...4 7M S5 A S5 B BRIGHT R84 10k R107 100k 1W R82 2 2k C58 2 2 C67 0022 400V C68 001 400V R104 110k R4 130k 1 2 3 A S1 A GAIN STRUCTURE 7 8 9 C S1 B GAIN STRUCTURE R75 270k R74 100k 1 2 3 V4 A 12AX7A 6 7 8 V4 B 12AX7A R65 100k 1W R98 1 2k C66 47 C55 01 400V C54 470pF R69 470k R73 68k R95 470k R96 68k R108 100k 1W R94 1 2k C62 47 C75 470pF R121 47k C74 047 400V C73 022 400V CW R126 250k30A TREBLE CW R...

Page 21: ... C EC 16 0026 09 MAY 16 S M M GRN GRN BRN BRN RED RED BLK WHT BRN WHT D2 4 D8 1N4006 X4 C23 26 8600pF 1kV CD TYPE TUBE PCB POWER PCB TUBE PCB POWER SUPPLY PCB change B gnd names on tube or power pcb connect to input jack FOR REVERB POWER PCB CONTROL PCB REAR PANEL PCB 100 120V F2AL 220 240V F1AL F4 PRIMARY WIRING 220V 240V VIO WHT BLK 230V BLK 240V RED P6 RED P3 GRN P22 GRN P21 P4 P7 P8 PRIMARY WI...

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