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HCD-PZ1D
– MIC Board –
IC781 BU9253FS-E2
16
15
14
13
A/D
OSC
COUNTER
SRAM
D/A
1
2
3
4
IC1501 MM1758AFBE
150k
VCC1
1
BIAS
C IN
2
6dB
MUTE 1
3
+
CLAMP
–6dB
6dB
CVBS IN
4
6dB
YC MIX
5
CLAMP
Y IN
6
6dB
GND
7
BIAS
BIAS
8
I/P
9
CY IN
10
6dB
150k
CLAMP
BIAS
CLP
11
150k
BIAS
CB IN
12
6dB
MUTE2
13
150k
BIAS
CR IN
14
6dB
72
12
11
10
9
MIX
5
6
7
8
S-DC OUT
S1/S2
75
6.75MHz
DRIVER
LOW-PASS
FILTER
75
6.75MHz
DRIVER
LOW-PASS
FILTER
75
6.75MHz
DRIVER
LOW-PASS
FILTER
6.75MHz
75
LOW-PASS
DRIVER
FILTER
LOW-PASS
FILTER
13.5MHz
6.75MHz
75
LOW-PASS
DRIVER
FILTER
LOW-PASS
FILTER
13.5MHz
6.75MHz
75
LOW-PASS
DRIVER
FILTER
LOW-PASS
FILTER
13.5MHz
– VIDEO Board –
IC1500 TC74LVX4051FT
16
15
14
13
12
IN
C
IN
C
IN
C
IN
C
IN
C
IN
C
IN
C
IN
C
1
2
– FRONT Board –
IC801 TK11133CSCL-G
28 VCC2
27 S-DC OUT
26 C OUT
25 S1
24 S2
23 CVBS OUT
22 GND2
21 Y OUT
20 CY OUT
IC811, 812 BU2099FV
19 GND2
18 CB OUT
17 GND2
1
2 3
16 CR OUT
15 GND2
11
10
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
3
4
5
6
7
5
OVER HEAT &
OVER CURRENT
PROTECTION
CONTROL
–
CIRCUIT
+
BANDGAP
REFERENCE
1
2
20
19
18
17 16 15 14 13 12
12 BIT
CONTROL
SHIFT
CIRCUIT
REGISTER
OUTPUT
12 BIT
BUFFER
STORAGE
(OPEN DRAIN)
REGISTER
4
5
6 7 8 9 10
9
8
4
3
11
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