Panasonic DMR-EH80VEG Service Manual page 130

DMR-EH80VEG / DMR-EH80VEB
(V SELECT SW)
2
71
IC3901
(VIDEO PROCESSOR)
6.75MHz
91 BIAS
BPF
+
6.75MHz
93 CLAMP
LPF
VCR Y
47 CLAMP
AV1 V
33 CLAMP
AV3 Y
41 CLAMP
AV3 C
45 CLAMP
TUNER V
AV3 V
37 CLAMP
AV2 V
35 CLAMP
AV2 Y
39 CLAMP
AV2 C
43 CLAMP
10 EXT CTL1
36 EXT CTL3
IC3902
(C SELECT SW)
H
5
7
H
3 L
L
1
2 4
IC3903
(Y SELECT SW)
H
5
7
H
3 L
L
1
2 4
IC3904
H
5
7
H
3 L
L
1
4
(SW9)
a
b
AV4
V
OUT
23
24
C-ADC
AV1 V OUT
81
AV3 Y
AV3 C
V/Y
ADC
AV3 V
ADC
OUTPUT
AV2 V OUT
SELECT 83
AV2 Y
SWITCH
AV2 C
CIRCUIT
SLICER
85
SCL
88
IIC BUS
LOGIC SDA
89
TUNER
V
CLAMP 30
Q6103,Q6104
BUFFER
IC6001
(SYSTEM CONTROL)
52 C V OUT
SECAM MIX
130
JK3902
(REAR JACK)
DVD/VHS
COMMON OUT
2
1
CPN CIN DM P6002 P31902 P39702 P9001
4 87
V/Y IN DM P6002 P31902 P39702 P9001
6 83
SLICER
Q33501,Q33505 B
IIC CLK
IC37501- 28
IIC DATA
IC37501- 29
5V
2.3V
1.0V
DVD
TU7402
U/V TUNER
Q7403
18 VIDEO OUT
BUFFER
Q6102
50
C V IN BUFFER A
Q6101
59 BUFFER
B
C
D
DMR-EH80VEG
DMR-EH80VEB
VIDEO 1/2
BLOCK DIAGRAM
VIDEO OUT
TO
DIGITAL
P.C.B.
FROM/TO
DIGITAL
I/F TIMER
SECTION