78
HCD-HDX500/HDX501W
– REPLAY Board –
IC701, 711 BA6956AN
1
2
3
4
5
6
7
8
9
CONTROL LOGIC
TSD
VREF
OUT2
OUT1
RNF
VM
VCC
FIN
GND
RIN
– CCX Board –
IC301 NJM2887DL3 (TE2)
5
VADJ
4
VOUT
3
GND
2
VIN
1
CONTROL
+
–
THERMAL
PROTECTION
BANDGAP
REFERENCE
IC312 TC74LCX125FT (EKJ)
1
2
3
1A
1Y
1 OE
4
5
6
2A
2Y
2 OE
7
GND
10
9
8
3A
3Y
3 OE
13
12
11
4A
4Y
4 OE
14 VCC
1
VCC1
2
C IN
3
MUTE 1
4
CVBS IN
28 VCC2
23 CVBS OUT
25 S1
150k
Ω
BIAS
12
CB IN
150k
Ω
BIAS
CLAMP
6dB
6dB
6
Y IN
7
GND
8
BIAS
CLAMP
BIAS
6dB
9
I/P
10
CY IN
11
CLP
13
MUTE2
5
YC MIX
+
6dB
–6dB
6dB
27 S-DC OUT
24 S2
LOW-PASS
FILTER
21 Y OUT
22 GND2
6.75MHz
75
Ω
DRIVER
LOW-PASS
FILTER
6.75MHz
75
Ω
DRIVER
20 CY OUT
75
Ω
DRIVER
S-DC OUT
S1/S2
26 C OUT
LOW-PASS
FILTER
6.75MHz
75
Ω
DRIVER
CLAMP
150k
Ω
BIAS
LOW-PASS
FILTER
6.75MHz
LOW-PASS
FILTER
13.5MHz
18 CB OUT
19 GND2
17 GND2
15 GND2
75
Ω
DRIVER
LOW-PASS
FILTER
6.75MHz
LOW-PASS
FILTER
13.5MHz
14
CR IN
150k
Ω
BIAS
16 CR OUT
75
Ω
DRIVER
LOW-PASS
FILTER
6.75MHz
LOW-PASS
FILTER
13.5MHz
6dB
6dB
– IO Board –
IC302 MM1758AFBE
www. xiaoyu163. com
QQ 376315150
9
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4
2
9
8
TEL 13942296513
9
9
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9
4
2
9
8
0
5
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Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299