Panasonic SA-PT875GA Service Manual page 133

15 16 17
SCHEMATIC DIAGRAM - 13
F D-AMP CIRCUIT
: +B SIGNAL LINE
L5501
J0JKB0000020
CN5500
VDD 8
VDD
G 7
TO
GND 6
SMPS CIRCUIT
GND 5
(H5801*)
L5500
VSS 4
IN SCHEMATIC J0JKB0000020
VSS 3
DIAGRAM - 15
FAN GND
2
FAN DC 1
TO D-AMP
SECTION (1/2)
1
2
3
4
CN5050
1
FRONTL 17
SIGNAL A_GND 16
FRONT R
15
AGND 14
REAR R/SUBWOOFER
13
AGND 12
B
SURROUND L 11
TO
AGND
MAIN CIRCUIT 10
K5302
(CN2009) SURROUND R 9
0
K5201
IN SCHEMATIC REAR L/AGND
8
0
DIAGRAM - 9
CENTER 7
MUTE S_C (MODE 1)
6
MUTE F_SW (MODE 2)
5
FHOP 4
ECO/FAN
3
DC_DET 2
MOD_DA
1
17
5
P1
15 16 17
18 19 20 21
: -B SIGNAL LINE : AUDIO OUTPUT SIGNAL LINE
C5445 0.1
3 2 1
ZJ5400
1 2 3 4
OSC
C5024
C5001 C5002 R5000 C5006
1000P 0.47 5.6K 330P
IN+_FR
VDDP
C5004 R5002
R5010
0.47 5.6K
10
VDDA0
VDDP
VSSP
FAN_GND
FAN_DC
VSSP
R5011 10 VSSA0
IN+_FL
1 2 3 4
OSC
R5118 C5412
C5120
5.6K 330P
IN+_SR 0.47
C5117
1000P
C5121 R5119
0.47 5.6K
VDDP
VSSP
R5410
VSSA4
IN+_FL
IN+_FR
IN+_SW
1 2 3 4
IN+_SR
OSC2
C5208
R5206 C5224
C5223
330P
IN+_C 5.6K
0.47
MUTE_S
C5222
C5221
R5205
0.47
1000P
MUTE_F 5.6K
FHOP
ECO
DC_DET
MOD_DA
VDDP
K5202 0
VSSP
R5211 10 VSSA2
18 19 20 21
22 23 24
5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
C5008 C5009
C5025
C5030 C5028
0.015 0.015
0.1 0.1 0.1
220P
C5010 C5011
R5004 R5005
220P 220P
10 10
C5012 C5013
220P 220P
5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
C5424 C5422
C5413 C5416 C5423 C5406
0.015 0.015
0.1 0.1 220P
0.1
C5407
C5411
220P
220P
R5402 R5405
10 10
C5426 C5425
220P
220P
10
5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
C5201 C5204
C5209 C5212 C5214
0.015 0.015
220P
0.1 0.1 0.1
C5211 R5201
C5218
220P 10
220P
R5200
10
C5205
C5203
220P
220P
22 23 24
133
25 26 27
IC5000
C1BA00000487
AUDIO DIGITAL POWER AMP
21 22 23
R5008
C5007
100
330P
L5001
G0B9R5K00003
C5000
1
1000P
L5000
G0A150L00003
1 2
3
3 4 3
K5001 1
0
D5002 G0B9R5K00004
L5002
G0B9R5K00003
D5004 B0HCMM000019
D5001 B0HCMM000019
D5003 B0HCMM000019
IC5400
C1BA00000487
AUDIO DIGITAL POWER AMP
21 22 23
C5404
R5404
330P
100
L5400
C5119
G0A150L00003
1000P
1 2
3 4
D5402 B0HCMM000019
D5404 B0HCMM000019
D5401 B0HCMM000019
D5403 B0HCMM000019
IC5200
C1BA00000487
AUDIO DIGITAL POWER AMP
21 22 23
C5216
330P R5204
100
L5201
G0B9R5K00003
1
C5234 L5200
G0A150L00003
1000P
1 2
3
3 4
D5202 B0HCMM000019
D5204 B0HCMM000019
D5201 B0HCMM000019
D5203 B0HCMM000019
1/2 2/2
SA-PT875GA/GC/GS D-AMP CIRCUIT
25 26 27
28
A
B
MODE2
FR_+
FR_-
FR+
2
FR-
4
C
FL-
4
FL+
2
FL_+
D
SL_+ FL_-
MODE1_2
E
F
C_+
MODE1
C+
2
G
C-
4
C_-
H
28