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19
2. N101 LA76814K
Pin
No.
Function
Voltage
V
Pin
No.
Function
Voltage
V
1
Audio output
2.23
28
FBT input
1.06
2 FM
output 2.23
29
I
reference 1.69
3
IF AGC filter
2.22
30
Clock output
0.002
4
RF AGC
2.59
31
n.c.
0.002
5
PIF AMP input
1.30
32
OSD gain control
3.05
6
PIF AMP input
2.83
33
Gnd
0
7
IF ground
2.83
34
X-ray pretect
0.06
8
IF VV cc
0
35
ACC killer filter
0.39
9
FM filter
4.94
36
Chrome AFC-F
3.49
10
AFT output
1.90
37
CW: 3.58MHz out
0.54
11
Bus data
2.77
38
2.87
12
Bus clock
4.85
39
Chrome ACC filter
3.2
13
ABL
4.76
40
Selected video output
2.43
14
R-input
3.92
41
Video chrome deflection
0
15
G-input
0.14
42
Ext video input
2.55
16
B-input
0.15
43
Power
5
17
Fast blanking input
0.08
44
Int. video input
2.77
18
RGB Vcc
7.94
45
Black stretch filter
2.6
19
R-output
2.21
46
Video input
2.12
20
G-output
2.36
47
APC filter
3.5
21
B-output
2.28
48
VCO coil
4.3
22
H-synchronize output
0
49
VCO coil
4.3
23
Vertical output
2.47
50
FLL filter
2.24
24 Vertical ramp ALC filter
2.65
51
Ext audio input
2.12
25
Power
5.10
52
SIF output
1.95
26
AFC filter
2.49
53
APC filter
2.38
27
Horizontal output
0.63
54
SIF input
3.14
Summary of Contents for TV-8888-09
Page 20: ...20 Troubleshooting 1 OK No Loading circuit gone bad ...
Page 21: ...21 2 Whether there is a black character ...
Page 22: ...22 3 Check the 12V power circuit Trouble with the CRT or PCB ...
Page 23: ...23 4 Observe a horizontal bright line ...
Page 24: ...24 5 6 There is picture display but no sound ...
Page 26: ...26 8 Bulk Diagram ...
Page 27: ...27 SCHEMATIC DIAGRAM ...