Read Sony XR-4900 Service Manual online
– 33 –
SECTION 7
EXPLODED VIEWS
NOTE:
• -XX, -X mean standardized parts, so they may have
some difference from the original one.
• Items marked “*” are not stocked since they are
seldom required for routine service. Some delay
should be anticipated when ordering these items.
should be anticipated when ordering these items.
• Color Indication of Appearance Parts Example:
KNOB, BALANCE (WHITE) . . . . (RED)
Â
Â
Parts color Cabinets color
• The mechanical parts with no reference number in
the exploded views are not supplied.
• Hardware (# mark) list and accessories and pack-
ing materials are given in the last of this parts list.
(1) CHASSIS SECTION
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
* 10
3-018-390-01 BRACKET (IC)
* 11
3-031-026-01 HEAT SINK
12
3-935-014-01 CUSHION (U)
* 13
3-009-813-42 CHASSIS
14
3-012-859-01 CAP (25), RUBBER
15
3-937-650-01 PLATE (C), GROUND
F781
1-532-877-11 FUSE (BLADE TYPE) (AUTO FUSE)(10A)
1
3-031-022-01 PANEL, SUB
2
3-935-003-01 SPRING, TORSION
3
3-027-437-01 DOOR, CASSETTE
4
X-3370-437-1 LOCK ASSY
* 5
3-033-846-01 INSULATED PLATE
* 6
A-3317-521-A MAIN BOARD, COMPLETE
7
3-915-923-01 SCREW, GROUND POINT
* 8
X-3373-270-1 COVER ASSY
9
1-776-207-82 CORD (WITH CONNECTOR) (POWER)
14
8
7
6
5
4
3
2
1
13
12
11
10
9
15
#3
#2
#2
#2
#2
#2
#2
#1
Front panel ass’y
#4
F781
MG-25F-136
Ver 1.1
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