Panasonic DMR-E53EG Service Manual page 280

17.15. Scart Schematic Diagram
TO PP7401
MAIN P.C.B.
(MAIN NET SEC.)
PS3901
IIC CLK 1
G
IIC DATA 2
3
BOOSTER+5V 4
PS 5V 5
TUNER VIDEO 6
GND 7
SCART VIDEO IN 8
GND 9
CPS V OUT 10
GND 11
CPN Y OUT
12
GND 13
PS 12V 14
GND 15
PR OUT 16
GND 17
PB OUT 18
GND 19
PY OUT 20
F
TO PP7402
MAIN P.C.B.
(MAIN NET SEC.)
PS3902
R/C OUT 1
GND 2
G OUT 3
GND 4
B OUT 5
E
GND 6
AV2 VIDEO IN 7
GND 8
R/C IN 9
GND 10
G IN 11
GND 12
B IN 13
GND 14
AV2 8 15
P50 16
17
18
D
TO PP7403
MAIN P.C.B.
(MAIN NET SEC.)
PS3903
PWR SAVE H 1
SCART AUDIO MUTE 2
H
GND 3
L3 IN R 4
GND 5
L3 IN L 6
GND 7
DECODER R 8
C
GND 9
DECODER L 10
GND 11
MIX R OUT1 12
GND 13
MIX L OUT1 14
GND 15
B
A
1
B1
B2
B3
B4
R3914 150
B5
R3919 150
B6
B7
B8
B9
A1
A2
A3
A4
A5
A6
A7
A8
A9
B10
B11
B12
B13
A10
A11
B14
B15
B16
B17
2 3
LB3922 J0JGC0000020
LB3923 J0JGC0000020
IC3901
C1AB00001776
(A/V BUFFER AND SWITCH)
4
A10
R3908 R3909
470 470
C3910 C3911
16V10 16V10
44 43 42 41 40
BUF
LPF
AMP AMP
GAIN CTL
(0,2,4,6dB)
AUDIO
SWITCH Rch
A
B
LPF BUF
C
MUTE
A
B
Rch
BUF C
D
MUTE
A
B
BUF
LPF
C
MUTE
AMP
AV2
THROUGH
(L)
Y/C(H) LPF
EXTEMAL EXTEMAL
BUF
CONTROL1 CONTROL2
AUDIO R
AUDIO L
1 2 3 4 5
C3928 C3929 R3972 R3973 R3904
50V1 50V1 10K 10K 33
B16 B17 B4
5
A11
C3914 C3915
50V1 50V1
39 38 37
BUF
LPF
LPF BUF
MUT
Lch
BUF
MUT
BUF
LPF
MUT
POWER SAVE
(HLCH SW3B
OPEN LOW N
GAIN CTL
(0.6dB)
VIDE
CLAMP
6 7 8
C3930 R3911 R3912
0.01 2200 2200
R3985
4700
R3910
150
B5 B12 B
6
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