Pioneer PRO-R04U Service Manual page 152

1
SM5301BS (MR MAIN BOARD ASSY : IC6601)
• Video Filter
A
Block Diagram
VCC1 VCC2
18
DISABLE
9
R /Y
25
INA INA
MUX
R /Y
27
INB INB
G /U
B 1
INA INA
MUX
G /U
3
INB INB
B /V
5
INA INA
MUX
B /V
7
INB INB
MUXSEL
22
IFC
RFC 20
CONT
21 16
VFC GND1
C
D
E
F
152
1
2
VCC3 VCC4
15 12 24
Buffer
R
17
OUT
LPF
GSR1
26
Buffer
G
14 OUT
LPF
GSG1
2
Buffer
11 B
OUT
LPF
GSB1
6
THROUGH
23
13 10 19
GND2 GND3 GND4
2
3
Pin Arrangement (Top view)
G /U
INA INA
GSG1
/Y
OUT
G /U
INB INB
NC
B /V
INA INA
/U
OUT
GSB1
B /V
INB INB
(GND)
/V
OUT
NC
DISABLE
GND3
B /V
OUT OUT
VCC3
GND2
G /U
OUT OUT
PDP-R04U
3
4
NC
1 28
R
2 27
INB
3 26 GSR1
R
4 25
INA
VCC4
5 24
THROUGH
6 23
7 22 MUXSEL
(GND)
VFC
8 21
9 20 RFC
GND4
10 19
11 18 VCC1
12 17 R
OUT
GND1
13 16
14 15 VCC2
4
/Y
INB
/Y
INA
/Y
OUT