Daewoo TVZ 1321 Service Manual page 51

Tv/vcr in one board, chassis : cn-140 ntsc-m system
Table of Contents

Advertisement

No
Pin-function
17
PB-L-IN
20
PB-H-IN
18
PB-L-SW
21
PB-H-SW
15
23
NC
24
7. Pin Operation
PIN
MODE
STOP
1
2
3
4
5
0.9
6
7
2.3
8
9
10
2.6
11
5.1
12
5.1
13
14
15
5.2
16
2.1
17
0.7
18
19
2.1
20
0.7
21
22
23
24
Type DC voltage(V)
PB
0.7
REC
0
PB
0
REC
4.2
VIDEO PREAMP IC LA7411
REC
0
0
0
0
0
0
0
5.2
0
0
0
3.5
0
0
0
1.6
.2.6
4.3
5.2
0
1.7
0
4.2
5.2
3.8
0.7
0
4.2
3.8
0.9
0
4.2
0
0
0
0
0
0
Input/Output configuration
REC ON
PLAY
REW/FWD
0
0
0
0
0
0
0
0
0.9
2.4
0
0
2.3
2.3
0
0
0
0
2.6
2.6
5.1
5.2
5.1
5.2
0
0
0
0
5.2
5.2
2.1
2.1
0.7
0.7
0
0
2.1
2.1
0.7
0.7
0
0
0
0
0
0
0
0
49
VCC
REC ON
PB ON
REV/FF
PAUSE
0
0
1.4
1.4
0
0
0.5
0
2.5
1.6
0
0
2.3
2.3
0
0
0
0
2.6
2.6
5.2
5.2
5.2
5.2
0
0
0
0
5.2
5.2
2.1
2
0.7
0.7
0
0
2.1
2.1
0.7
0.7
0
0
0
0
0
0
0
0
Remarks
ON resistance
4 to 6Ω
STILL
0
1.4
0
0
2.1
0
2.3
0
0
2.6
5.2
5.2
0
0
5.2
2.1
0.7
0
2.1
0.7
0
0
0
0

Advertisement

Table of Contents
loading

Table of Contents