Sony KV-PG14N70 (serv.man2) Service Manual ▷ View online
– 31 –
KV-PG14N70
RM-915
A(2/2) BOARD VOLTAGE LIST
Ref
Pin No
Voltage[v]
Ref
Pin No
Voltage[v]
Ref
Pin No
Voltage[v]
IC601
1
0.9
2
0.2
3
(45.5) [0.4]
4
(8.7) [0.4]
5
(0.2) [0]
IC602
1
0
2
121.9
3
134
IC604
I
13.4
G
8.9
O
0
IC850
1
(*) [2.2]
2
0.8
3
1.0
4
0
5
2.7
6
(*) [2.2]
7
5.9
8
8.9
IC851
1
(2.2) [2.7]
2
3.2
3
3.2
4
0
5
(2.5) [2.8]
6
(2.5) [2.8]
7
(3.9) [3.7]
8
8.9
PH600
1
133.4
2
(121.7) [*]
3
(134.4) [8.7]
4
(134.4) [1.4]
Q002
B
(5.0) [0]
C
(0) [4.9]
E
0
Q003
B
(0.4) [0.1]
C
5.0
E
0
Q004
B
(0.2) [0.1]
C
5.0
E
(0.1) [0.2]
Q100
B
3.6 [7.4]
C
8.8
E
(4.2) [8]
Q103
B
0
C
3.2
E
0
Q104
B
0
C
0
E
(0.4) [3.2]
Q105
B
(0.4) [0]
C
(9.3) [0]
E
(0) [0.6]
Q106
B
0
C
3.9
E
0.6
Q201
B
(0.4) [4.7]
C
8.9
E
5.3
Q204
B
16.5
C
16.5
E
15.8
Q205
B
(4.8) [0.2]
C
(0) [0.2]
E
(0) [4.8]
Q300
B
(3.0) [3.6]
C
0
E
8.9
Q301
B
(3.0) [3.6]
C
0
E
(2.3) [3.9]
Q302
B
(3.0) [3.9]
C
0
E
8.9
Q303
B
(2.3) [3.7]
C
(7.7) [6.1]
E
(2.9) [4.2]
Q304
B
(2.9) [4.2]
C
(2.3) [3.7]
E
8.9
Q305
B
(3.0) [4.0]
C
(2.3) [3.5]
E
(2.3) [3.6]
Q306
B
8.9
C
8.9
E
(2.9) [4.6]
Q307
B
8.9
C
(3.2) [9.0]
E
(2.9) [4.7]
Q308
B
0
C
(0.3) [8.8]
E
(0.2) [0]
Q309
B
(1.7) [3.8]
C
(4.5) [9.0]
E
(2.9) [4.7]
Q310
B
0
C
8.9
E
0
Q311
B
8.9
C
8.9
E
(2.9) [4.7]
Q312
B
0
C
0
E
3.9
Q313
B
0
C
8.9
E
0
Q314
B
0
C
0.6
E
0
Q315
B
2.6
C
8.9
E
0
Q318
B
2.1
C
(0.4) [5.4]
E
2.7
Q320
B
0
C
3.3
E
0
Q400
B
13.3
C
-0.3
E
13.4
Q401
B
0
C
0
E
(-0.5) [-0.1]
Q402
B
0
C
0.4
E
(-0.5) [-0.2]
Q403
B
0.4
C
0
E
(0.4) [0.6]
Q404
B
5.2
C
0
E
4.5
Q405
B
3.2
C
0
E
2.5
Q406
B
1.8
C
4.2
E
2.5
Q407
B
(0.5) [3.5]
C
8.9
E
4.2
Q801
B
0.2
C
0
E
0
Q802
B
5.0
C
(8) [9]
E
0
Q850
B
5.8
C
8.9
E
5.9
Q851
B
(5.6) [6.0]
C
0
E
5.9
– 32 –
KV-PG14N70
RM-915
5-5. WAVEFORMS
A BOARD WAVEFORM
568mVp-p
448mVp-p
178mVp-p
142mVp-p
17.0mVp-p
63.2mVp-p
114mVp-p
264mV
122mVp-p
180mVp-p
114mVp-p
144mVp-p
200mVp-p
360mVp-p
164mVp-p
188mVp-p
900mVp-p
160mVp-p
PAL/NTSC3.58
PAL/NTSC3.58
1
2
PAL
3
NTSC3.58
3
PAL3.58/NTSC3.58
PAL/NTSC3.58
4
5
PAL/NTSC3.58
PAL/NTSC3.58
6
7
PAL/NTSC3.58
8
PAL/NTSC3.58
9
PAL
NTSC3.58
10
10
PAL
NTSC3.58
11
11
PAL/NTSC3.58
12
PAL/NTSC3.58
13
14
15
PAL/NTSC3.58
PAL/NTSC3.58
C BOARD VOLTAGE LIST
Ref
Pin No
Voltage[v]
J701
G2
(260.4) [258.4]
H2
*
KB
120
KG
(120) [125]
KR
(117) [119]
Q705
B
8.9
C
(8.3) [124.4]
E
(8.3) [0.3]
Q710
B
2.7
C
8.3
E
2.0
Q711
B
2.7
C
8.3
E
2.0
Q704
B
8.9
C
(121.7) [123.2]
E
(8.3) [6.3]
Q706
B
8.9
C
119
E
(8.3) [6]
Q707
B
(122) [125.2]
C
7.3
E
(120) [125.2]
Q708
B
(120.7) [123.4]
C
7.4
E
(118.2) [124.3]
Q709
B
(119) [120.1]
C
(7.3) [8]
E
(116) [119.8]
Q712
B
(2.7) [0.3]
C
(8.3) [6]
E
(2.1) [1.8]
C BOARD WAVEFORM
PAL
PAL/NTSC3.58
113Vp-p (H)
120Vp-p (H)
NTSC3.58
PAL/NTSC3.58
22Vp-p (H)
NTSC3.58
117Vp-p (H)
PAL : 116Vp-p (H)
113Vp-p (H)
PAL
1
2
2
3
3
4
– 33 –
KV-PG14N70
RM-915
[RGB OUTPUT]
C
– C Board –
PRINTED WIRING BOARDS
5-6. PRINTED WIRING BOARDS AND PARTS LOCATION
R
7
3
9
R
7
6
2
C
7
0
8
C709
C710
C702
C
701
C7
04
D702
D703
D
707
D708
D709
D716
R7
32
J7
0
1
R7
60
Q707
Q708
Q709
Q
710
Q712
R
7
7
1
9
R723
R
740
R
726
R7
29
R
730
R731
R
7
7
5
5
R7
38
R
733
R
725
R7
56
R
757
R7
13
R
7
1
5
R705
R
7
7
2
8
C
N
7
7
0
4
C
N
7
0
5
D701
CN703
R7
27
R7
61
R
721
Q711
C
N
702
D713
D714
D715
R706
R7
07
C706
L710
L711
RV702
L712
R7
08
JW
701
J
W
7
7
0
2
JW703
J
W
7
7
0
4
C
N
N
7
0
6
E
Y
701
E
Y
702
E
Y
705
E
Y
706
C
N
707
C
N
708
C
N
709
R
711
E
Y
703
E
Y
704
JW
707
JW
70
5
JW
70
6
JW
70
8
E
Y
707
C
N
701
R734
R
7
7
0
3
L
7
0
1
L7
06
R7
20
R7
22
R724
C7
12
C713
C7
14
C716
C717
C
718
C7
19
C
703
C
736
C
737
C746
D717
R710
R7
12
R7
14
C
L
P
701
C
L
P
703
R
7
1
6
R717
R718
Q706
Q705
Q704
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