45
IC951: SM8140AM-ET
IC950: REC SPS-444-1
1
7
14
8
14
13
11
12
10
8
9
1
3
2
4
6
5
7
V
CC
4B
4A
4Y
3B
3A
3Y
GND
1A
1B
1Y
2A
2B
2Y
IC709: TC74VHCT08AFT
1
7
14
8
Enable Circuit
Charging Pump
Circuit
Level Shifter
Deviding Circuit
Oscillator for
boosting voltage
Level Shifter
Deviding Circuit
Oscillator for
EL
High Voltage
Switching Circuit
5
4
7
6
3
8
10
11
12
9
2
1
14
13
V
DD
LDR
CHV
OUT1
OUT2
ENA
CPO
CP1
CP2
V
SS
1
OCL1
OCL2
OCE1
OCE2
1 2 3
4 5
ABLC
BPF
+
TRAP
AMP
Limiter
Detector
Waveform
Shaper
RL
V
CC
V
OUT
GND
2
3
1
(GND)
4
(GND)
5
Summary of Contents for ZD-1
Page 1: ... without price ZD 1 MD CD SYSTEM INDEX Model B U S A Model C Europe SEP 1998 ...
Page 28: ...26 PCB VIEWS Tuner PCB Top ...
Page 29: ...27 AMP PCB Top ...
Page 30: ...28 Display PCB Top Display PCB Bottom ...
Page 31: ...29 MD PCB Top ...
Page 32: ...30 MD PCB Bottom ...
Page 33: ...31 CD PCB Top ...
Page 34: ...32 CD PCB Bottom ...
Page 40: ...38 IC505 BA10358 8 7 6 5 1 2 3 4 In 2 In2 Out 2 VCC Out 1 In 1 In 1 GND 2 1 1 4 8 5 ...
Page 59: ...57 3 3 19 20 38 7 1 7 43 ...