Panasonic SA-PT750PL Service Manual page 106

SA-PT750PL
1 2 3
SCHEMATIC DIAGRAM - 10
A
:-B SIGNAL LINE
C
PANEL CIRCUIT
:+B SIGNAL LINE
L6905
JK6802
J0JBC0000019
5
R6947
4.7K
B
4
C6102
1
3
C6202
1
J0JBC0000019
MUSIC PORT 2
1
6
7
L6904
J0JBC0000019
C
CHASSIS
D
E
R6810
JK6801
6.8K
5
4
3
F
HEADPHONE
2
1
6
L6801
J0JBC0000019
7
G
H
1 2 3
4 5 6
:MAIN SIGNAL LINE :MUSIC PORT SIGNAL LINE
L6102 R6949
J0JBC0000019 220
R-CH
L6202
L-CH
R6948
220
L6201
J0JBC0000019
R-CH
L-CH
L6101
J0JBC0000019
R6801 R6802 R6960 R6812 R6803 R6804 R6805
4.7K 2.7K 2.2K 1.8K 1.2K 1K 1K
W6858
0
4 5 6
7 8 9
MPORT
MPORT-RCH
1 2 3 4 5 6 8 9
7 10
R6939
MPORT-LCH 0
F-1
W6855 R6940
0 0
F+1
-VP1
L6903
J0JBC0000019
FL_IC_IN
FL_IC_CLK
FL_IC_STB
W6894 0
VREF
RMT1
HP-RCH1
HP-LCH1
W6854
0
KEY21
CN6902
VREF
JOG_A1
JOG_B1
7 8 9
104
10 11 12
FL6901
A2BD00000170
FL DISPLAY
12 13 16 17
11 14 15 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
C6925
0.01
44 43 42
1
2 LED3
[1]LED2
R6914
3
56K LED4
4 LED5
5 OSC
R6927 C0HBB0000057
6
68 DOUT
C6906 100P
7
DIN
R6916 68
8 CLK
R6917 68
9 STB [11]K2
SW+5V1
K1
10
11
12 13 14
C6909
W6861 0 0.01
Z6900
B3RAD0000143
REMOTE SENSOR
1 2 3
R6934
47
H6801
D
TO
I
TO KEY CIRCUIT
TRAY CIRCUIT (H6901)
(CN7002) IN SCHEMATIC
IN SCHEMATIC DIAGRAM - 16
DIAGRAM - 15
10 11 12
13 14
A
B
33 34 35 36 37 38 39 40 41 42 43 44 45
F2
C
41 40 39 38 37 36 35 34
W6859
0
G1
G1 33
P1
P1 32
[34]G2
P2
P2 31
-VP 30
IC6901
P3
P3 29
P4
P4 28
DISPLAY DRIVER P5
P5 27 D
P6
P6 26
P7
[23]P9 P7 25
P8
P8
24
P9
23
15 16 17 18 19 20 21 22
P10
P11
P12
P13
P14
P15
P16 E
P17
W6862 LED1
0
Q6903
B1GDCFJJ0047
LED DRIVE
Q6901
B1GBCFJN0033
LED DRIVE CONTROL
F
W6853 G
0
SA-PT750PL PANEL CIRCUIT
H
13 14