DOWNLOAD Sony KV-HW218M81 Service Manual ↓ Size: 7.79 MB | Pages: 60 in PDF or view online for FREE

Model
KV-HW218M81
Pages
60
Size
7.79 MB
Type
PDF
Document
Service Manual
Brand
Device
TV
File
kv-hw218m81.pdf
Date
PREV: Sony KLV-32V200A / KLV-40V200A / KLV-46V200A (serv.man3) Service Manual

Sony KV-HW218M81 Service Manual ▷ View online

– 47 –
KV
-HW218M81
   RM-GA002
4-3-8.
C Boar
d Sc
hematic Dia
gram
A
12345
6
7
B
C
D
E
F
G
H
I
J
2kV
0.0047
E
C752
 0.001
B:CHIP
C782
1
1P
CN705
GND
1SS133T-77
D780
1SS133T-77
D781
L750
XX
22UH
L780
        XX
Q701
XX
R777
R766 XX
R767 XX
R768 XX
R784
XX
R785
XX
R786
XX
RD5.6SB-T1
CLAMP
D782
XX
R776
XX
R778
250V
4.7
C754
5.0MM
JW702
C759
XX
1
2
3
4
5
200V
NC
GND
H1
NC
3
4
5
6
7
8
9
10
0
11
1
1
GND
D
GND
D
D
1
 110M
124165611
RV750
XX
R760
1/2W
100
R763
1/2W
100
R764
1/2W
560k
R773
1/2W
1k
R756
1/2W
1k
R757
1/2W
1k
R758
1SS244-T-72
PROTECTOR
D756
1SS244-T-72
PROTECTOR
D755
  1SS244-T-72
PROTECTOR
D754
R774
150
3W
RS
1/2W
100
R783
R713
0
C783
 0.001
B:CHIP
1
CN704
1P
1000V
0.47
R794
       GP08D
PROTECTOR 
D750
1/2W
470k
R780
1
2
3
4
5
6
7
GND
B
G
R
GND
1K
9V
 0.001
B:CHIP
C786
500V
1000p
C787
2W
RS
R781
0.56
5.0MM
 JW1781
5.0MM
JW1782
5.0MM
JW1783
CHIP
680
R752
CHIP
680
R753
CHIP
680
R754
250V
10
C751
250V
4.7
 C781
XX
 C788
XX
 C790
 C789 XX
1/2W
100
R765
1/2W
FPRD
100k
R795
XX
 L781
 L782 XX
L783 XX
XX
R775
  JW1750 XX
9
8
7
6
5
4
3
TDA6108AJF/N
      RGB
   IC751
B IN
G IN
R IN
GND
IK
VDD
R OUT
G OUT
B OUT
 
 
 
C753
0.001
500V
+200V
R-OUT
R-IN
+9V
FV
V
RCV
H
KG
G2
CV
KR G1
G4 HV
KB
PICTURE TUBE
1
2
3
4
5
6
J751
145154411
WHT
5P
CN703
TO A BOARD
(004)
CN801
7P
CN701
WHT
TO A BOARD  
(001)
CN004
1000V
200V
9V
9V
C 
(VIDEO AMP)
   B-BX1S13449-IRAN.-C.HW218M81
CHIP
SOCKET  CRT
– 48 –
KV-HW218M81
   RM-GA002
A BOARD VOLTAGE LIST AND WAVEFORMS
4-4.
VOLTAGE MEASUREMENT AND WAVEFORMS
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
IC001
1
0
2
0
3
1.7
4
3.2
5
3.2
6
0
7
3.2
8
0
9
3.2
10
*
11
*
12
0
13
0.1
14
2.4
15
4.9
16
1.8
17
2.2
18
0
19
2.2
20
2.2
21
3.2
1.040Vp-p
1
22
1.5
2.000Vp-p
PAL
2
1.960Vp-p
NTSC
2
23
1.6
2.120Vp-p
3
24
1.8
25
1.8
26
2.3
27
1.8
28
0
29
1.8
30
1.8
31
4.6
32
0.4
33
(0.3)[0.4]
34
2.1
35
2.1
36
3.4
37
3.4
38
2.2
39
2.4
40
0
41
1.9
42
(1.6)[1.4]
43
0.6
44
(0.6)[0.4]
45
8.4
46
1.8
47
(4.7)[4.8]
48
1.4
49
2.1
50
0.1
51
1.3
52
1.5
53
2.1
54
2.1
55
1.3
56
2.1
57
2.1
58
1.3
59
1.5
60
3.4
61
3.4
62
(3.4)[3.3]
63
3.4
64
(1.5)[1.4]
65
0.3
448.0mVp-p
PAL
4
392.0mVp-p
NTSC
4
66
0.3
5.520Vp-p
5
67
1.4
3.520Vp-p
PAL
6
3.440Vp-p
NTSC
6
68
0
69
4.9
70
1.2
71
1.2
72
1.2
73
(2.0)[1.9]
74
1.6
75
0.1
76
0
77
0.1
78
1.2
79
1.2
80
1.2
81
0
82
4.9
83
(2.4)[2.3]
84
3.2
85
1.4
1.840Vp-p
PAL
7
2.400Vp-p
NTSC
7
86
1.7
1.840Vp-p
PAL
8
1.680Vp-p
NTSC
8
87
(1.2)[1.3]
1.960Vp-p
PAL
9
2.040Vp-p
NTSC
9
88
3.2
89
0
90
3.2
91
1.6
92
0
93
1.8
94
3.2
95
0
96
1.8
97
2.9
98
0.5
99
3.2
100
1.7
101
0
102
3.2
103
0
104
(2.4)[2.3]
105
2.5
106
0
107
3.2
108
(3.7)[3.5]
109
(3.5)[3.2]
110
3.2
111
4.9
112
0.4
113
0
– 49 –
KV-HW218M81
   RM-GA002
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
A BOARD VOLTAGE LIST AND WAVEFORMS
114
0
115
0
116
0.1
117
(1.8)[1.7]
118
1.7
119
3.2
120
2.9
121
0
122
0
123
3.2
124
1.7
125
0
126
3.2
127
(0.5)[0.4]
128
0
IC002
I
3.2
G
0
O
2.9
IC003
1
0
2
0
3
0
4
0
5
3.3
6
3.7
7
3.2
8
(3.2)[3.3]
IC200
1
(12.6)[12.7]
2
0
3
25.9
4
0
5
0
6
0
7
(12.6)[12.7]
8
0.4
9
0
10
26.8
11
11.3
12
12.8
IC601
1
(1.5)[1.4]
2
10.5
3
167.9
4
0
5
0.3
IC602
1
11.9
2
8.9
3
0
4
2.2
IC603
I
4.0
G
0
O
1.9
V
2.4
IC604
I
9.0
G
0
O
4.9
IC607
I
4.0
G
0
O
1.7
IC800
1
6.1
2
6.0
3
5.9
4
0
5
5.8
6
5.8
7
5.8
8
11.9
IC801
1
2.2
2
0.7
3
0
4
0
5
3.1
6
(2.3)[2.2]
7
6.0
8
9.0
IC802
1
(2.7)[2.8]
2
3.2
3
3.2
4
0
5
(3.0)[3.1]
6
(3.0)[3.1]
7
4.5
8
8.9
IC804
1
0.3
632.0mVp-p
PAL
10
688.0mVp-p
NTSC
10
2
13.5
3
(-12.2)[-11.9]
28.80Vp-p
11
4
-13.5
5
(196.0)[141.6]
6
13.2
7
0.4
584.0mVp-p
PAL
12
624.0mVp-p
NTSC
12
Q001
B
0
C
(2.1)[2.2]
E
0
Q006
B
3.2
C
1.9
E
1.9
Q007
B
0
C
5.2
E
0.1
Q008
B
0.1
C
(1.0)[0.4]
E
0
Q010
B
0.3
C
0
E
0.9
Q013
B
0
C
1.7
E
0
Q016
B
2.4
C
0
E
0
Q100
B
4.5
C
8.9
E
3.9
Q102
B
3.0
C
2.3
E
8.9
Q103
B
(0)[3.1]
C
(3.0)[0.1]
E
0
Q104
B
3.0
C
5.5
E
0
Q111
B
0
C
0
E
0
Q200
B
2.0
C
0.1
E
0
Q201
B
26.1
C
26.9
E
26.9
Q202
B
(8.9)[9.0]
C
0
E
8.9
Q204
B
5.3
C
9.0
E
0
Q205
B
2.8
C
5.3
E
2.3
Q206
B
2.5
C
0.1
E
0
Q601
B
0
C
11.9
E
0
Q608
B
0
C
22.8
E
0.1
Q609
B
0.6
C
0.1
E
0
Q800
B
1.6
C
9.0
E
1.0
Q801
B
0.3
C
2.8
E
0
Q802
B
0
C
5.8
E
0
Q803
B
2.5
1.460Vp-p
PAL
13
1.620Vp-p
NTSC
13
C
28.1
E
0
Q804
B
(133.4)[133.5]
C
0.1
E
133.9
– 50 –
KV-HW218M81
   RM-GA002
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
A BOARD VOLTAGE LIST AND WAVEFORMS
Ref
Pin No.
Voltage[v]
Q808
S
0
G
(5.6)[5.7]
9.60Vp-p
PAL
15
9.40Vp-p
NTSC
15
D
(9.3)[9.9]
Q814
B
0
C
4.9
E
0.1
Q900
B
(1.5)[1.4]
C
0
E
(2.2)[2.1]
Q805
B
(0
C
137.6
326.0Vp-p
PAL
14
324.0Vp-p
NTSC
14
E
0
Q806
B
6.0
C
8.9
E
5.7
Q807
B
6.0
C
0
E
5.7
C BOARD VOLTAGE LIST AND WAVEFORMS
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
IC751
1
(1.5)[1.6]
1.520Vp-p
PAL
1
1.380Vp-p
NTSC
1
2
1.6
1.460Vp-p
PAL
2
1.200Vp-p
NTSC
2
3
(1.6)[1.7]
1.340Vp-p
PAL
3
1.640Vp-p
NTSC
3
4
0
5
(4.5)[4.6]
6
(198.6)[198.3]
7
(148.7)[148.3]
102.0Vp-p
PAL
4
114.0Vp-p
NTSC
4
Ref
Pin No.
Voltage[v]
8
(149.1)[148.8]
106.0Vp-p
PAL
5
92.0Vp-p
NTSC
5
9
(156.9)[156.4]
108.0Vp-p
PAL
6
96.0Vp-p
NTSC
6
J751
H1
0
H2
0
KB
(158.1)[157.0]
KG
(150.5)[149.6]
KR
(149.7)[149.1]
Q901
B
0
C
0.1
E
0
Q902
B
0
C
0.1
E
0
Q8010
B
0.5
C
0.1
E
0
DY800
1.440Vp-p
16
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