Panasonic SA-PT250GCP Service Manual page 88

SA-PT250GCP
15 16 17
SCHEMATIC DIAGRAM - 12
G
D-AMP CIRCUIT
:+B SIGNAL LINE
J0JKB0000020
H5500
VDD 8
H
VDD 7
TO
SMPS CIRCUIT GND 6
(CN5801) GND
5
IN SCHEMATIC VSS
4
DIAGRAM - 13
VSS
3
FAN DC
2
FAN GND
1
J0JKB0000020
TO D-AMP
SECTION (1/2)
G1
G2
G3
G4
CN5050
1
FRONTL 17
SIGNAL A_GND
16
FRONT R
15
AGND
14
SUBWOOFER
13
AGND 12
B
SURROUND L 11
TO
AGND 10
MAIN CIRCUIT
SURROUND R
9
(CN2009)
AGND
IN SCHEMATIC 8
CENTER
DIAGRAM - 6 7
MUTE S_C (MODE 1)
6
MUTE F_SW (MODE 2) 5
FHOP
4
NC 3
DC_DET
2
MOD_DA
1
17
G6
15 16 17
18 19 20
:MAIN SIGNAL LINE
:-B SIGNAL LINE
C5445
C5450
0.1
0.1
3 2 1
ZJ5400
1 2
OSC
C5001 C5002 R5000 C5006
1000P 0.47 5.6K
IN+_FR
L5501
VDDP
R5010
C5004 R5002
0.47 5.6K
10
VDDA0
AGND
VDDP
VSSP
L5500
VSSP
R5011
10
VSSA0
IN+_FL
FAN_DC
FAN_GND
1 2
OSC
R5118
C5120
5.6K
IN+_SR 0.47
C5117
1000P
C5121 R5119
R5411
0.47 5.6K
10
VDDA4
VDDP
VSSP
R5410
10
VSSA4
IN+_FL
K5405
IN+_FR
0
IN+_SL
IN+_SW
IN+_SL
IN+_SR
W5032
0
IN+_C
MUTE_S
MUTE_F
DC_DET
MOD_DA
VDDP
C5509
35V470
VSSP
18 19 20
21 22 23
3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
C5030
C5008 C5009
C5024 C5025
220P 0.015 0.015
0.1 0.1
330P
C5010 C5011
R5004 R5005
220P 220P
10 10
C5012 C5013
220P 220P
3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
C5423 C5424 C5422
C5413 C5416
C5412 220P 0.015 0.015
0.1 0.1
330P C5407
C5411
220P
220P
R5402 R5405
10 10
C5426
C5425
220P
220P
21 22 23
88
24 25 26
IC5000
C1BA00000487
AUDIO DIGITAL POWER AMP
18 19 20 21 22 23
C5007
C5027 C5028
330P
0.1 0.1
R5008
100
C5000
1000P
L5000
G0A150L00003
1 2
3 4
IC5400
C1BA00000487
AUDIO DIGITAL POWER AMP
18 19 20 21 22 23
R5404
C5405 C5406 C5404
0.1 0.1
100
330P
L5400
C5119
G0A150L00003
1000P
1 2
3 4
C5602
16V10
1/2 2/2
SA-PT250GCP D-AMP CIRCUIT
24 25 26
27 28
A
FR_+
B
MODE2
L5001
G0B9R5K00003
FR+
1 2
FR-
3 4 C
FL-
3 4
FL+
1 2
L5002
FL_+
G0B9R5K00004
SR_+
D
SL_+ FL_-
MODE1_2
SR+
1 2
L5401
G0B9R5K00003 SR-
3 4
E
SL-
3 4
L5402
G0B9R5K00004
SL+
1 2
F
C_+
MODE1
G
C+
1 2
C-
3 4
L5201
G0B9R5K00004
H
27 28