DOWNLOAD Sony BM-21 / BM-23 (serv.man3) Service Manual ↓ Size: 2.09 MB | Pages: 28 in PDF or view online for FREE

Model
BM-21 BM-23 (serv.man3)
Pages
28
Size
2.09 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio / SUPPLEMENT-2
File
bm-21-bm-23-sm3.pdf
Date

Sony BM-21 / BM-23 (serv.man3) Service Manual ▷ View online

SERVICE MANUAL
US Model
BM-21/23
Canadian Model
BM-23
AEP Model
BM-21/23
UK Model
BM-23
9-959-363-82
Ver. 1.1  2005.08
BM-21/23
SUPPLEMENT-2
Subject: Addition of BM-23 environmental measure model (only for AEP model)
2
BM-21/23
BM-23 environmental measure model (only for AEP model)
This supplement-2 describes disassembly, mechanical adjustments, electrical adjustments, diagrams, exploded views and
electrical parts list about BM-23 environmental measure model.
Refer to original service manual (9-959-363-1[ ]) for other information.
• How to distingnish
Before change  : 1-651-403-
AUDIO BOARD   
(SIDE A)
LCD BOARD   
(SIDE A)
After change    : 1-868-269- 
Before change  : 1-651-429-
After change    : 1-868-270- 
3
BM-21/23
SECTION 1
DISASSEMBLY
1-1. DISASSEMBLY FLOW
1-3. CONTROL PANEL BLOCK ASSEMBLY
(Page 5)
1-4. AUDIO BOARD
(Page 6)
1-5. MECHANISM DECK (MB-23-101)
(Page 7)
1-6. HOLDER PANEL ASSEMBLY
(Page 7)
1-2. CABINET (REAR) BLOCK ASSEMBLY
(Page 4)
SET
• This set can be disassembled in the order shown below.
4
BM-21/23
1-2. CABINET (REAR) BLOCK ASSEMBLY
speaker
1
Open the battery case lid
      in the direction of arrow.
4
Remove soldering 
     two the four points.
5
cabinet (rear) block assembly
note :  When attaching the cabinet (rear)
           block assembly, adjust the position 
           of the three knobs indicated by
           arrows 
A
 and the switch of the 
           AUDIO board.
3
two screws
(+BTP 1.7 
×
 10)
2
screw
(M 1.4 
×
 5.0)
A
A
AUDIO board
Note:
Follow the disassembly procedure in the numerical order given.
Page of 28
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Sony BM-21 / BM-23 (serv.man3) Service Manual ▷ Download

  • DOWNLOAD Sony BM-21 / BM-23 (serv.man3) Service Manual ↓ Size: 2.09 MB | Pages: 28 in PDF or view online for FREE
  • Here you can View online or download the Service Manual for the Sony BM-21 / BM-23 (serv.man3) in PDF for free, which will help you to disassemble, recover, fix and repair Sony BM-21 / BM-23 (serv.man3) Audio. Information contained in Sony BM-21 / BM-23 (serv.man3) Service Manual (repair manual) includes:
  • Disassembly, troubleshooting, maintenance, adjustment, installation and setup instructions.
  • Schematics, Circuit, Wiring and Block diagrams.
  • Printed wiring boards (PWB) and printed circuit boards (PCB).
  • Exploded View and Parts List.