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
Содержание TV-8888-09
Страница 20: ...20 Troubleshooting 1 OK No Loading circuit gone bad ...
Страница 21: ...21 2 Whether there is a black character ...
Страница 22: ...22 3 Check the 12V power circuit Trouble with the CRT or PCB ...
Страница 23: ...23 4 Observe a horizontal bright line ...
Страница 24: ...24 5 6 There is picture display but no sound ...
Страница 25: ...25 7 Check the voltage of XS091 Check the circuit between Pin19 of N101 and XS403 No display of red color ...
Страница 26: ...26 8 Bulk Diagram ...
Страница 27: ...27 SCHEMATIC DIAGRAM ...