Sony XAV-7W (serv.man2) Service Manual ▷ View online
XAV-7W
41
41
ej
IC201
ef
(SYNCIN)
eh
IC201
eg
(SYNCOUT)
4.8 Vp-p
63
µ
s
5 Vp-p
63
µ
s
H
850 mVp-p
H
850 mVp-p
ed
IC201
r;
(BIN)
3.6 Vp-p
127
µ
s
ef
IC201
ek
(COMOUT)
ea
IC201
rs
(RIN)
1.6 Vp-p
63
µ
s
eg
IC201
eh
(SYNCSEP)
5.5 Vp-p
127
µ
s
el
IC201
es
(COMFRP)
H
850 mVp-p
es
IC201
ra
(GIN)
ek
IC201
ed
(FRP)
5.6 Vp-p
127
µ
s
5.4 Vp-p
127
µ
s
r;
IC401
eh
(CTR)
• Waveforms
– MONITOR Board –
– MONITOR Board –
ts
D502 (Anode)
ta
Q501 (Collector)
39 Vp-p
6.1
µ
s
28 Vp-p
6.1
µ
s
5 Vp-p
63
µ
s
ra
IC401
ej
(SPIO)
5 Vp-p
63
µ
s
rs
IC401
ek
(PDP)
50 ns
3.7 Vp-p
rd
IC401
rd
(OSCO)
5.1 Vp-p
63
µ
s
rf
IC401
tj
(CLS)
5.8 Vp-p
16 ms
rg
IC401
tk
(SPS)
5.2 Vp-p
63
µ
s
8.4 Vp-p
128
µ
s
rk
Q208, 209 (Emitter)
630 mVp-p
6.3
µ
s
rl
IC900
qj
(CT)
rh
IC401
ua
(BLKO)
1.3 Vp-p
6.1
µ
s
t;
Q501 (Base)
10 Vp-p
6.1
µ
s
tf
D505 (Cathode)
0.7 Vp-p
50 ns
rj
Q450 (Base)
td
D503 (Anode)
17 Vp-p
6.1
µ
s
32 Vp-p
6.1
µ
s
tg
D506 (Cathode)
1 Vp-p
6.1
µ
s
2.5 Vp-p
19
µ
s
tk
Q609, 610 (Base)
19
µ
s
20 Vp-p
tl
Q609, 610 (Collector)
th
Q608 (Base)
18 Vp-p
6.1
µ
s
tj
Q608 (Collector)
XAV-7W
42
42
R129
KEY BOARD
(COMPONENT SIDE)
−
SEEK
VOL
SOURCE
D110, 111, SW106
MODE
TA
OPEN/CLOSE
D112, SW108
KEY BOARD
(CONDUCTOR SIDE)
D
MONITOR BOARD
CN202
1
2
3
4
5
6
7
8
9
10
11
12
13
A
B
C
D
E
F
G
1
4
2
3
IC750
ANGLE BOARD
(COMPONENT SIDE)
ANGLE
E
ANGLE BOARD
(CONDUCTOR SIDE)
MONITOR BOARD
CN205
1-676-682-
1-676-682-
1-676-684-
1-676-684-
VOL
+
−
+
−
+
31, 32
(31), (32)
31, 32
(31), (32)
31, 32
(31), (32)
31, 32
(31), (32)
6-20. PRINTED WIRING BOARDS – ANGLE/KEY Boards –
•
See page 25 for Circuit Boards Location.
D106
B-3
D107
B-5
D110
B-7
D111
B-8
D112
B-13
D750
E-3
IC750
E-1
Q101
B-8
Q102
A-7
Q756
G-1
• Semiconductor
Location
Ref. No.
Location
(Page 36)
(Page 36)
Ver 1.1
XAV-7W
43
43
R142
R118
R119
R125
R126
D111
D110
D107
D106
R112
R111
R151
R150
R110
R120
R121
R122
R114
C102
C101
R147
R116
R127
Q102
TP191
TP193
TP195
TP199
TP190
C104
C103
R143
R137
R113
R123
R115
R152
Q756
D750
C750
R766
R750
R749
R755
R754
R753
R764
R745
R762
R761
TP752
TP754
TP755
TP756
IC750
SW750
SW751
SW101
SW102
SW103
SW104
SW107
SW108
D112
SW105
SW106
Q101
R128
CN101
CN750
C755
R129
680
3k
4.7k
8.2k
18k
CL-170SR
-CD-T
CL-170SR
-CD-T
CL-170SR
-CD-T
CL-170SR
-CD-T
1k
1k
1k
1k
1k
1k
1k
1k
470
0.1
4.7
16V
16V
0
0
2.7k
DTC124EUA
0.1
4.7
16V
16V
0
0
1k
470
1k
1k
2SC4081
CL-170SR
-CD-T
10
10V
47
4.7k
100
330
330
330
10k
10
2.2k
2.2k
RS-30
CL-170SR
-CD-T
2SB798
2.7k
10P
7P
10
10V
0
KEY1
OPEN/CLOSE
GND
KEY2
GND
KEY ILL
LED/SW9V
LED9V
SYS5V
SERCS
GND
KEY2
KEY2
SYS5V
OUT
GND
GND
VCC
REMOTE CONTROL
RECEIVER
WHEN MONITOR
IS OPENED
LEVEL
SHIFT
ANGLE -
ANGLE +
ANGLE
LED9V
NC
NC
Q101,102
LED DRIVE
VOL +
VOL -
SEEK -
SEEK +
MODE
SOURCE
SOURCE
SEEK
VOL
OPEN/CLOSE
SOURCE
OPEN/CLOSE
TA
E
6-21. SCHEMATIC DIAGRAM – ANGLE/KEY Boards –
(Page 38)
(Page 38)
XAV-7W
44
44
6-22. PRINTED WIRING BOARD – MOTOR Board –
•
See page 25 for Circuit Boards Location.
D701
E-4
D703
E-5
D704
E-5
D705
E-5
D706
E-4
D707
D-5
D708
E-5
D715
E-4
IC701
C-5
IC702
B-5
IC710
F-3
Q702
E-5
Q710
E-4
Q711
D-4
Q712
D-5
Q713
E-5
Q714
E-5
Q715
D-4
Q716
D-4
Q717
E-4
Q720
E-4
• Semiconductor
Location
Ref. No.
Location
IC702
IC701
IC710
1
5
MOTOR BOARD
(COMPONENT SIDE)
MOTOR BOARD
(CONDUCTOR SIDE)
B
G
MAIN BOARD
CN15
F
PULSE BOARD
CN780
SWITCH
BOARD
CN790
M701
MONITOR
OPEN/CLOSE
M
1
2
3
4
5
A
B
C
D
E
F
G
1-676-687-
1-676-687-
C701
+
31, 32
(31), (32)
31, 32
(31), (32)
(Page 32)
(Page 46)
(Page 46)
Ver 1.1
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