Sony MZ-R37 Service Manual page 42

SERVICE MANUAL
Ver 1.3 1999. 11
SUPPLEMENT-2
File this supplement with the service manual.
Subject : 1. Change of Main Board
2. Corrections of Exploded Views and Electrical
Parts List
This supplement-2 for service manual contains the new type of main board.
For other information, see the released service manual (9-926-952-S).
When performing service and inspection, check the suffix of the part number
of the main board.
Note : US model
Refer to the service manual for a board with a suffix number of -23 when
repairing a board with with a suffix number of -21 or -22 for the main
board.
Note : Except US model
Refer to the service manual for a board with a suffix number of -13 when
repairing a board with with a suffix number of -12 for the main board.
- MAIN BOARD (SIDE A) -
MAIN Board Part No.
Former type :1-673-136-11
New type
MZ-R37
US Model
Canadian Model
AEP Model
UK Model
E Model
Australian Model
Tourist Model
(ECN-DAB00030)
:1-673-136-13 (Except US Model)
1-673-136-23 (US Model)
TABLE OF CONTENTS
1. PRINTED WIRING BOARD
- EXCEPT US MODEL -
............................................. 3
2. PRINTED WIRING BOARD
- US MODEL -
................................................................ 7
3. SCHEMATIC DIAGRAM
- MAIN SECTION (1/3) -
.......................................... 12
4. SCHEMATIC DIAGRAM
- MAIN SECTION (2/3) -
.......................................... 15
5. SCHEMATIC DIAGRAM
- MAIN SECTION (3/3) -
.......................................... 18
6. ELECTRICAL PARTS LIST
...................................... 21
7. CORRECTIONS
............................................................ 26
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