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BLUES JUNIOR

SERVICE MANUAL

NOVEMBER 1995

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 asterick (

*

) 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

Содержание Blues Junior

Страница 1: ...TENTS Notices Specifications Theory of operation Parts lists PCB assembly Chassis assembly Cabinet assembly Miscellaneous Schematics Service diagram Fender Musical Instruments Corp 8860 E Chaparral Road Suite 100 Scottsdale AZ 85250 ...

Страница 2: ... 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 C...

Страница 3: ...preamp overdrive control that adjusts the level of distortion C2 attenuates high frequencies and C1 attenuates low frequencies at high distortion settings This takes the edge off the distortion and prevents the speaker from flapping V1A provides a gain of about 40 and drives the tone control circuitry After the tone controls the signal is fed to V2B which drives the MASTER volume control R41 From ...

Страница 4: ...33000 CAP MPF RDL 022µF 400V 10 C8 9 11 13 1 024839000 CAP MPF 033µF 400V C19 2 024853000 CAP MPF RDL 1µF 250V 10 C5 7 1 024855000 CAP MPF RDL 1µF 630V 10 C32 1 049402000 CONTROL 25K B SNAPIN R29 2 034719000 CONTROL 50KB SNAP IN R41 51 1 041913000 CONTROL SNAPIN 250K 10A R8 1 040985000 CONTROL SNAPIN 250K B R28 1 049401000 CONTROL 1M 10A R7 2 064089001 DIODE 1N4003 LL CR5 7 4 026730001 DIODE 1N400...

Страница 5: ...HASSIS ASSEMBLY QTY PART DESCRIPTION REFERENCE DESIGNATION 1 049307 CHS ASSY BLUES JUNIOR 120V COMLETE CHASSIS 1 047560 BRACKET TUBE RETAINER PRO JR V4 5 2 018022 BUSHING SNAP 5 16X17 32 BLK OUTPUT TRANSFORMER 1 026116 BUSHING SR 500X 063X7 16 BLK REVERB CABLE 1 026038 BUSHING SR 625X 062X37 64BLK POWER CABLE 1 010401 BUSHING SR 625X 125X37 64 WHT 230V U K POWER CABLE 1 026541 CABLE ASSY PWR W 250...

Страница 6: ... OD X 315 L REVERB PAN MOUNT 4 0415490 GLIDE PRESS IN 75 DIA 1 049103010 GRILLE BAFFLE ASSY BLUES JR COMPLETE GRILLE 1 048534 HANDLE 8 3 4 LEATHER BROWN 2 036478 HANDLE CAP NI 1 041929 NAMEPLATE FENDER TWEED AMPS 4 069393 NUT 6 32 HEX EXT LOCK GRILLE MOUNT 4 021972 NUT T 10 32X3 4 STR 3 PRNG BLX SPEAKER MOUNT 4 064162 NUT T 8 32X1 2 STR 3 PRNG BLX HANDLE MOUNT 0010 036650 PIN ESCUTCHEON 18X3 8 NI ...

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Страница 13: ...oved manufacturability require changes to the PCB and to the BOM This supplement contains parts lists and schematics of the new circuitry Please file it with your original service manual CONTENTS Parts lists PCB assembly Schematics diagrams Fender Musical Instruments Corp 7975 North Hayden Road Scottsdale AZ 85258 ...

Страница 14: ...C11 C29 4 0024833000 CAP MPF RDL 022uF 400V 10 C6 7 C15 16 1 0024839000 CAP MPF RDL 033uF 400V 10 C10 2 0024853000 CAP MPF RDL 1uF 250V 10 C12 13 1 0024855000 CAP MPF RDL 1uF 630V 10 C24 2 0026202002 CAP PFF 0022uF 400V 10 C2 C8 1 0033581003 CAP PFF RDL 0033uF 100V 10 C23 1 0033588003 CAP PFF RDL 01uF 100V 10 C35 1 0036234003 CAP PFF RDL 015uF 100V 10 C22 1 0049402000 CONTROL SNAPIN 25k B R14 Midd...

Страница 15: ... R46 1 0028955001 RES CF 1 4W 5 130k LL R6 5 0025059001 RES CF 1 4W 5 220k LL R20 R31 32 R41 R44 1 0025828001 RES CF 1 4W 5 430k LL R18 5 0025069001 RES CF 1 4W 5 1M LL R1 R22 23 R37 R59 1 0025829001 RES CF 1 2W 5 150ohm LL R56 1 0031065001 RES CF 1 2W 5 91k LL R28 4 0025116001 RES CF 1 2W 5 100k LL R3 R8 R16 R30 2 0041741001 RES MOX FP 1 2W 5 47ohm LL R54 55 2 0028580001 RES MOX FP 1 2W 5 100ohm ...

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