DOWNLOAD Sony KV-AR25M50A Service Manual ↓ Size: 9.11 MB | Pages: 81 in PDF or view online for FREE

Model
KV-AR25M50A
Pages
81
Size
9.11 MB
Type
PDF
Document
Service Manual
Brand
Device
TV
File
kv-ar25m50a.pdf
Date
PREV: Sony KV-HW21M30 Service Manual

Sony KV-AR25M50A Service Manual ▷ View online

– 40 –
KV-AR25M50A
RM-952
A BOARD VOLTAGE LIST AND WAVEFORM
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
41
5.1
 
1.36Vp-p
13
42
0
43
5.0
44
4.4
45
(8.6)[8.3]
46
5.0
47
8.8
48
0.2
49
(5)[4.4]
50
0
51
0
52
(3.0)[2.7]
IC302
1
0.5
2
0
3
0.6
4
0
5
0.2
6
0
7
3.0
8
0
9
0
10
2.2
11
2.2
12
2.2
13
0
14
0.2
15
0
16
0
IC502
1
1.1
2
3.6
3
1.5
4
0
5
3.0
6
2.3
7
6.3
8
8.9
IC503
1
1.6
2
13
3
-14
4
-15
5
(0.5)[0.3]
6
13
7
1.6
IC601
1
1.9
2
0
3
264
4
16.7
5
0
IC602
1
120
2
135
3
0
IC603
I
12.0
G
0
O
8.8
IC604
I
7.6
G
0
O
5.0
IC901
1
5
2
0
3
0
PH600
1
72
2
70.8
3
3.9
4
16.7
Q001
B
0.4
C
0
E
5.0
Q002
B
0
C
5.0
E
0
Q005
B
4.8
C
0
E
4.8
Q101
B
2.2
C
8.8
E
2.8
Q301
B
12.0
C
0
E
12.0
Q302
B
0
C
8.8
E
(0)[0.5]
Q303
B
8.8
C
0
E
8.8
Q304
B
4.1
C
0
E
3.5
Q305
B
8.8
C
0
E
8.7
Q306
B
0
C
8.8
E
(0)[0.5]
Q307
B
2.7
C
8.8
E
4.3
Q308
B
0.8
C
0.3
E
3.5
Q309
B
0
C
0
E
3.0
Q310
B
0
C
2.2
E
0.4
Q311
B
0
C
8.8
E
0
Q312
B
(8.6)[8.4]
C
0
E
5.2
Q313
B
0
C
12.0
E
0
Q314
B
2.2
C
0
E
1.7
Q315
B
0
C
3.1
E
0
Q316
B
4.7
C
0
E
4.1
Q317
B
4.7
C
0
E
4.1
Q501
B
6.4
C
0
E
22
Q502
B
0
C
2.3
E
0
Q503
B
0
C
3.6
E
0
Q505
S
0
G
6.3
D
22
Q506
B
0.6
C
82
166.0Vp-p
NTSC3.58
14
164.0Vp-p
PAL
14
E
0
Q507
B
13
C
0.2
E
12
Q509
B
0
C
0.1
E
0.6
Q511
B
-0.2
C
100
320.0Vp-p
NTSC3.58
15
344.0Vp-p
PAL
15
E
0
Q600
B
0
C
12
E
0
Q601
B
-0.7
C
-0.4
E
-0.8
Q602
B
0
C
16.7
E
0
Q603
B
16.7
C
3.9
E
16.7
Q604
B
134
C
0
E
134
Q605
S
-0.7
G
0.2
D
277
Q606
B
-0.7
C
0.2
E
-0.2
Q607
B
0.8
C
0
E
0
Q608
B
0
C
0.8
E
0
2.36Vp-p
PAL
16
2.16Vp-p
16
NTSC3.58
– 41 –
KV-AR25M50A
RM-952
B9 BOARD VOLTAGE LIST
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
IC7203
1
4.5
2
4.5
3
4.5
4
4.5
5
4.5
6
4.5
7
4.5
8
4.5
9
4.5
10
4.5
11
4.5
12
4.5
13
4.5
14
4.5
15
4.5
16
4.5
17
4.5
18
4.5
19
4.5
20
4.5
21
4.5
22
4.5
23
4.5
24
0
25
*
26
*
27
*
28
0
29
3.8
30
3.8
31
3.8
32
3.8
33
4.5
34
4.5
35
4.5
36
4.5
37
4.5
38
4.5
39
4.5
40
4.5
41
4.5
42
8.9
IC7204
1
5.0
2
2.5
3
2.5
4
0
5
2.5
6
2.5
7
5.0
8
*
Q7309
B
5.7
C
8.8
E
5.0
Q7310
B
5.7
C
8.8
E
1.8
Q7401
B
0
C
0
E
0
Q7402
B
*
C
0
E
0
Q7403
B
5.2
C
0
E
4.6
Q7404
B
5.2
C
0
E
4.5
– 42 –
KV-AR25M50A
RM-952
Ref
Pin No.
Voltage[v]
Q3901
B
0.1
C
5.0
E
0.1
Q3902
B
(4.7)[0]
C
(2.3)[4.9]
E
(1.8)[0]
H1 BOARD VOLTAGE LIST
Ref
Pin No.
Voltage[v]
C6 BOARD VOLTAGE LIST AND WAVEFORM
KB
(149)[144]
146Vp-p
3
H2
*
24.4Vp-p
4
G2
(275)[272]
Q701
B
(160)[154]
C
(204)[202]
E
160
Q702
B
170
C
204
E
170
Q703
B
(164)[160]
C
203
E
(170)[160]
Q704
B
8.9
C
(160)[155]
E
8.3
Q705
B
8.9
C
170
E
8.3
Ref
Pin No.
Voltage[v]
IC1800
1
6.4
2
6.4
3
6.4
4
6.4
5
0
6
6.4
7
6.4
8
6.4
9
6.4
10
13
J701
KR
(140)[136]
164Vp-p
1
KG
(150)[147]
142Vp-p
2
Ref
Pin No.
Voltage[v]
Q706
B
(8.8)[8.1]
C
(165)[160]
E
8.3
Q707
B
160
C
(4.1)[4.4]
E
(156)[153]
Q708
B
170
C
4.0
E
(165)[163]
Q709
B
(165)[160]
C
4.2
E
(163)[160]
Q710
B
1.5
C
8.3
E
1.1
Q711
B
1.3
C
8.3
E
1.0
Q712
B
1.4
C
8.3
E
1.1
Q714
B
0.7
C
0.2
E
0
Q1800
B
3.4
C
0
E
4.5
Q1802
B
0.4
C
3.5
E
0
Q1803
B
0
C
6.4
E
0
VM1 BOARD VOLTAGE LIST
Ref
Pin No.
Voltage[v]
Q5901
B
2.7
C
8.8
E
2.0
Q5902
B
135
C
(67)[70]
E
135
Q5903
B
2.7
C
4.6
E
2.0
Q5904
B
4.6
C
0
E
5.1
Q5905
B
5.6
C
8.8
E
5.1
Ref
Pin No.
Voltage[v]
Q5906
B
0.3
C
(67)[70]
E
0.2
Q5907
B
0
C
(0.3)[0.5]
E
0
Q5908
B
3.2
C
0
E
0
Q5909
B
0
C
8.8
E
3.4
Ref
Pin No.
Voltage[v]
IC3901
I
5.0
G
0
O
5.0
H2 BOARD VOLTAGE LIST
– 43 –
KV-AR25M50A
RM-952
[RECEIVER, POWER SW, LED]
H
2
– H2 Board –
PRINTED WIRING BOARDS
– VM1 Board –
[VELOCITY MODULATION]
VM
1
4-5. PRINTED WIRING BOARDS AND PARTS LOCATION
C
N
2
8
0
1
C
5
9
0
1
C 5902
C
5
9
1
5
C 5918
C
5
9
1
9
Q5906
Q
5
9
0
7
Q
5
9
0
8
Q
5
9
0
9
R
5
9
2
7
R
5
9
2
8
R
5
9
3
0
R
5
9
3
1
R
5
9
3
2
R
5
9
3
3
C
N
5
9
0
1
CN5904
C
5
9
1
6
C 5909
D5906
D
5
9
0
7
R
5
9
2
1
R5901
R
5
9
0
4
R
5
9
0
5
R
5
9
0
6
R
5
9
0
7
R 5
909
R
5
9
1
0
R
5
9
1
1
R 5912
R
5
9
1
3
R
5
9
1
4
R 5915
R
5
9
1
6
R
5
9
1
7
R
5
9
1
8
R
5
9
2
0
R
5
9
2
2
Q
5
9
0
1
Q
5
9
0
3
Q
5
9
0
4
Q
5
9
0
5
R
5
9
2
9
R
5
9
0
2
R
5
9
0
8
R
5
9
1
9
R
5
9
2
3
D
5
9
0
1
D
5
9
0
3
D5905
D
5
9
0
2
D
5
9
0
4
C5906
C 5914
C 5904
J
W
5
9
0
0
L
5
9
0
1
C
5
9
0
3
C 5905
C
5
9
0
7
C
5
9
0
8
C
5
9
1
0
C
5
9
1
1
C5912
C
5
9
1
3
C 5917
Q 5
90
2
R
5
9
0
3
R
5
9
2
5
C 5900
R
5
9
2
4
J
W
5
9
0
1
 
 
EY5903
EY5904
EY5901
EY5902
 
C
5
9
2
0
R
5
9
3
4
R 5
93
5
C
5
9
2
1
L5902
J
W
5
9
0
3
D5908
J
W
5
9
0
2
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