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– I/O Board –
IC201 MM1623BFBE
150kΩ
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
GND1
7
BIAS
8
BIAS
I/P
9
CY IN
10
6dB
150kΩ
CLAMP
BIAS
CLP
11
150kΩ
BIAS
CB IN
12
6dB
MUTE2
13
150kΩ
BIAS
CR IN
14
6dB
– LED Board –
IC803 BU2099FV
20
12 BIT
CONTROL
SHIFT
CIRCUIT
REGISTER
12 BIT
STORAGE
REGISTER
2 3
4
1
5
S-DC OUT
S1/S2
75Ω
6.75MHz
DRIVER
LOW-PASS
FILTER
75Ω
6.75MHz
DRIVER
LOW-PASS
FILTER
75Ω
6.75MHz
DRIVER
LOW-PASS
FILTER
6.75MHz
75Ω
LOW-PASS
DRIVER
FILTER
LOW-PASS
FILTER
13.5MHz
6.75MHz
75Ω
LOW-PASS
DRIVER
FILTER
LOW-PASS
FILTER
13.5MHz
6.75MHz
75Ω
LOW-PASS
DRIVER
FILTER
LOW-PASS
FILTER
13.5MHz
19
18
17 16 15 14 13 12
11
OUTPUT
BUFFER
(OPEN DRAIN)
6 7 8 9 10
IC352 MC14052BDR2
28 VCC2
27 S-DC OUT
26 C OUT
25 S1
24 S2
23 CVBS OUT
22 GND2
21 Y OUT
20 CY OUT
19 GND2
18 CB OUT
17 GND2
16 CR OUT
15 GND2
– RELAY Board –
IC701, IC711 BA6956AN
1
2
3
HCD-DX375
TSD
CONTROL LOGIC
4
5
6
7
8
9
69
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