Sony MHC-WX5 / MHC-WX7AV / STR-WX5 Service Manual ▷ View online
STR-WX5
21
21
4-13. PRINTED WIRING BOARD SLIDING PANEL SECTION
• Refer to page 9 for Circuit Boards Location.
(Page 12)
(Page 19)
(Page 12)
(Page 19)
3
3
3
16
16
16
Ref. No.
Location
• Semiconductor
Location
D631
A-9
D632
B-4
D633
C-5
D634
A-6
D635
C-7
D638
B-3
D639
B-1
D640
B-2
D641
B-6
D642
C-5
Q531
B-9
Q532
B-7
Q533
C-4
Q534
A-7
Q535
B-8
Q538
C-2
Q539
C-1
Q540
C-2
STR-WX5
22
22
4-14. PRINTED WIRING BOARD TRANS SECTION
• Refer to page 9 for Circuit Boards Location.
16
4
12
23
4-15. SCHEMATIC DIAGRAM TRANS SECTION
(Page 14)
16
The components identified by mark
!
or dotted
line with mark
!
are critical for safety.
Replace only with part number specified.
STR-WX5
24
• MAIN (2/2) SECTION
IC112 MC14052BCP
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
2X0
X2
VDD
X1
XCOM
X0
X3
A
B
VSS
VEE
INH
2X1
2X3
2XCOM
2X2
IC402 MC14053BCP
1
2
3
4
5
6
7
8
B1
B0
C.COM
CO
INH
VEE
VSS
VDD
B.COM
A.COM
A1
A0
A
B
C
C1
9
10
11
12
13
14
15
16
OPEN
OPEN
OPEN
• MAIN (1/2) SECTION
IC401 M65850P
OSCILLATOR
1/2 VCC
AUTO
RESET
LPF1
MAIN
CONTROL
A/D
20KBIT
SRAM
LPF2
D/A
1
2
3
4
5
6
7
8
9
10
14
13
12
11
CLOCK
RESET
MO
MI
D1
DO0
DO1
VCC
CLOCK
REF
OP2IN
OP2OUT
LPF2IN
LPF2OUT
LPF1IN
LPF1OUT
OP1OUT
OP1IN
CC1
CC2
GND
1
2
3
4
5
6
7
8
OVER LOAD DET
F/F
OFFSET DET
LATCH/
AUTORESET
V
CC
ON
MUTE
AC OFF
DET
V
CC
IC851 uPC1237HA
• MIC/ECHO SECTION
IC6002 M65850P
OSCILLATOR
1/2 VCC
AUTO
RESET
LPF1
MAIN
CONTROL
A/D
20KBIT
SRAM
LPF2
D/A
1
2
3
4
5
6
7
8
9
10
14
13
12
11
CLOCK
RESET
MO
MI
D1
DO0
DO1
VCC
CLOCK
REF
OP2IN
OP2OUT
LPF2IN
LPF2OUT
LPF1IN
LPF1OUT
OP1OUT
OP1IN
CC1
CC2
GND
4-16. IC BLOCK DIAGRAMS
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