Sony WX-4500X Service Manual ▷ View online
45
WX-4500X
IC650 LB1930M-TLM
IC301 BA08SFP-E2
IC750 BA8270F-E2
IC702, 901 RN5VD33AA-TL
1
2
2
3
4
5
6
7
8
9
10
VCC
IN2
S-GND
IN1
NC
NC
OUT2
NC
P-GND
OUT1
CONTROL
CIRCUIT
MOTOR
DRIVE
CIRCUIT
BUFFER
BUFFER
1
2
3
4
5
5
6
7
8
9
10
14
13
12
11
BUS ON
SWITCH
RESET
SWITCH
BATTERY
SWITCH
BUS ON
RST
BATT
CLK
VREF
DATA
GND
VCC
RST
BUS ON
BUS ON
CLK IN
B/U–C
DATA IN
DATA OUT
2
1
3
4
5
REFERENCE
VOLTAGE
VOLTAGE
CTL
VCC
OUT
NC
GND
VCC
1
2
3
4
5
CD
NC
OUT
VDD
GND
RESET
46
WX-4500X
1
4
4
5
2
3
F901
MG-25E-136
#1
#1
#1
#1
A
A
B
B
SECTION 7
EXPLODED VIEWS
NOTE:
• The mechanical parts with no reference
number in the exploded views are not supplied.
• Items marked “*” are not stocked since
they are seldom required for routine service.
Some delay should be anticipated
when ordering these items.
Some delay should be anticipated
when ordering these items.
• -XX and -X mean standardized parts, so
they may have some difference from the
original one.
original one.
• Color Indication of Appearance Parts
Example :
KNOB, BALANCE (WHITE) ... (RED)
Parts Color Cabinet’s Color
• Accessories and hardware (# mark) list
are given in the last of this parts list.
The components identified by
mark 0 or dotted line with mark
0 are critical for safety.
Replace only with part number
specified.
mark 0 or dotted line with mark
0 are critical for safety.
Replace only with part number
specified.
Ref. No.
Part No.
Description
Remark
7-1. COVER SECTION
R
Ref. No.
Part No.
Description
Remark
R
1
X-3381-331-1 CHASSIS (B) ASSY
* 2
3-048-048-01 COVER
3
1-790-926-21 CORD (WITH CONNECTOR) (POWER)
4
3-015-314-01 SCREW (2.6X5) (CZN) (C TITE), +PTT
5
3-016-299-01 CUSHION (MINIATURE)
F901
1-532-877-11 FUSE (BLADE TYPE) (AUTO FUSE) 10A
47
WX-4500X
7-2. FRONT PANEL SECTION
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
FL700
#2
#2
#2
#2
51
52
53
54
55
56
58
66
59
60
61
62
63
65
64
57
51
X-3381-282-1 PANEL ASSY, FRONT
52
3-228-995-01 BUTTON (SOURCE)
53
3-228-980-11 BUTTON (SEEK +)
54
3-228-991-11 BUTTON (DSPL)
55
3-228-978-01 BUTTON (EQ)
56
3-228-992-01 BUTTON (EJECT)
57
A-3283-221-A DISPLAY BOARD, COMPLETE
58
1-680-656-11 JOG BOARD
59
3-228-993-01 BUTTON (SCRL)
60
3-228-981-01 BUTTON (SEEK –)
61
3-228-994-01 BUTTON (SOUND)
62
3-228-977-01 BUTTON (DSO)
63
1-757-576-11 CABLE, FLEXIBLE FLAT 5P
64
3-231-947-01 CUSHION (SCRL), INTERCEPTION
65
3-327-119-01 SPACER (A)
66
3-231-961-01 CUSHION (FL), INTERCEPTION
FL700
1-518-760-11 INDICATOR TUBE, FLUORESCENT
48
WX-4500X
101
102
103
104
105
108
109
106
106
107
#1
#1
MG-318RW/A-153
#1
TU1
#4
#4
#4
#4
#3
#4
#1
7-3. MAIN BOARD SECTION
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
101
A-3283-220-A MAIN BOARD, COMPLETE
102
3-376-464-11 SCREW (+PTT 2.6X6), GROUND POINT
103
1-792-838-12 CABLE, FLEXIBLE FLAT (21 CORE)
* 104
3-022-317-01 BRACKET (AMP)
* 105
3-048-049-01 HEAT SINK
* 106
3-048-642-01 SHEET (FLEXIBLE)
* 107
3-038-536-11 BRACKET (MD)
108
3-048-046-11 CHASSIS (TOP)
109
3-360-123-01 PLATE (C), GROUND
TU1
A-3220-812-A TUNER UNIT (TUX-020)
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