Fender Bassman 400 Service Manual

Fender Bassman 400 Service Manual

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Fender Musical Instruments Corp. 7975 North Hayden Road Scottsdale, AZ 85258
p/n 022-4505-000 (120V)
CONTENTS:
Notices
PCB assy - Preamp
PCB assy - Pwr amp
Schematics/drawings

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Summary of Contents for Fender Bassman 400

  • Page 1: Table Of Contents

    BASSMAN 400/400H p/n 022-4505-000 (120V) SERVICE MANUAL CONTENTS: Notices Specifications Service notes Parts lists: PCB assy - Preamp PCB assy - Pwr amp Chassis assembly Cabinet assembly End item Schematics/drawings Fender Musical Instruments Corp. 7975 North Hayden Road Scottsdale, AZ 85258...
  • Page 2: Bassman 400/400H

    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.
  • Page 3: Specifications

    BASSMAN 400/400H SPECIFICATIONS Product Release No.: PR 412 (This is not a model number) Bassman 400 Bassman 400H Part Number: 120V Version 22-4505 22-4506 240V Aus 22-4535 22-4536 230V UK 22-4545 22-4546 230V Eur 22-4565 22-4566 100V 22-4575 22-4576 Power Requirements:...
  • Page 4: Service Notes

    BASSMAN 400/400H SERVICE NOTES 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. HEATSINK AIR BAFFLE should be in place before operating unit for extended periods. If baffle is removed, take care not to pinch any wires when reinstalling.
  • Page 5 R145 0028091000 SWITCH PUSH SLFLK SHORT STROKE S1-4 0048451000 BUTTON PUSH OFF WHITE @ S1-4 0016739003 XSTR NPN 2N4401 TO-92 Q9-10 0016742003 XSTR PNP 2N4403 TO-92 Q7-8 0041465003 XSTR N-CH JFET J113 TO-92 Q1-6 0055683000 PCB FAB BASSMAN 400 PREAMP...
  • Page 6 0013564000 IC REGULATOR -15V MC7915CT U102 0027387000 INDUCTOR AIR CORE RDL 2.5uH 0029175000 JACK PHONE 1/4" HI CURRENT PC (ass’y P/N 0055686000 Bassman 400) Spkr 0029175000 JACK PHONE 1/4" HI CURRENT PC J1-2 (ass’y P/N 0055943000 Bassman 400H) Spkr 0051658000 JACK MONO R/A J203-204 Footswitch –...
  • Page 7: Chassis Assembly

    Q14 Q100 0054804000 XSTR NPN 2SC2922 MT-200 Q16 Q18 Q20 0054805000 XSTR PNP 2SA1216 MT-200 Q17 Q19 Q21 0055685000 PCB FAB BASSMAN 400 PWR AMP CHASSIS ASSEMBLY PART # DESCRIPTION REFERENCE DESIGNATION 0054841000 CHASSIS BASSMAN 400 0055679000 PANEL, FRONT, BASSMAN 400...
  • Page 8: Cabinet Assembly

    XFMR PWR 230V, 500W 2OHM LVR 230V/240V 0055694000 XFMR PWR 100V, 500W 2OHM LVR 0055684000 PCB ASSY BASSMAN 400 PREAMP 0055686000 PCB ASSY BASSMAN 400 PWR AMP 0055688000 FUSE QA 20mmX5mm 125V 10A UL/CSA 100/120V 0020798000 FUSE QA 20mmx5mm 250v 5A 230/240V...
  • Page 9: End Item

    @ CROSSOVER ASSY 0055839000 MANUAL, OWNER'S BASSMAN 400 0055681000 SVC DIAG, COMB. BASSMAN 400 PREAMP 0055682000 SVC DIAG, COMB. BASSMAN 400 PWR AMP 0055852000 FTSW ASSY, 1 BTN EQ 0047248000 CORD PWR W/IEC CONN DOM 0047250000 CORD PWR W/IEC CONN 240V...

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Bassman 400h

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