Panasonic SA-PT950P Service Manual page 116

SA-PT950P / SA-PT950PC
15 16 17
SCHEMATIC DIAGRAM - 14
H
D-AMP CIRCUIT
:+B SIGNAL LINE
C5448
TO HEATSINK ZB5500
C5447
TO HEATSINK ZB5501
C5449
TO HEATSINK
C5446
TO HEATSINK
J0JKB0000020
H5500
VDD 8
I
VDD
TO 7
SMPS CIRCUIT GND 6
(CN5801) GND
5
IN SCHEMATIC
VSS
4
DIAGRAM - 15 VSS
3
FAN DC
2
FAN GND 1
J0JKB0000020
TO D-AMP
SECTION (1/2)
H1
H2
H3
H4
CN5050
1
FRONTL 17
SIGNAL A_GND 16
FRONT R
15
AGND
14
SUBWOOFER 13
AGND
12
C
SURROUND L 11
TO
AGND
10
MAIN CIRCUIT
SURROUND R
(CN2009) 9
AGND 8
IN SCHEMATIC
CENTER
DIAGRAM - 8 7
MUTE S_C (MODE 1)
6
MUTE F_SW (MODE 2) 5
FHOP
4
NC 3
DC_DET 2
MOD_DA
1
17
H6
15 16 17
18 19 20
:-B SIGNAL LINE :MAIN SIGNAL LINE
C5445
0.1 C5450
0.1
0.1
3 2 1
0.1
ZJ5400
0.1
1 2
OSC
C5001 C5002 R5000 C5006
0.1
5.6K
1000P 0.47
IN+_FR
330P
L5501
VDDP
R5010 C5004 R5002
10 0.47 5.6K
VDDA0
AGND
VDDP
VSSP
L5500
VSSP
R5011
10
VSSA0
IN+_FL
FAN_DC
FAN_GND
1 2
OSC
R5118
C5120 C5412
5.6K
0.47
C5117
1000P
330P
C5121 R5119
R5411
10 0.47 5.6K
VDDA4
VDDP
C5440
63V47
VSSP
R5410
10
VSSA4
IN+_FL
IN+_FR
IN+_SW
1 2
OSC C5223
R5206
C5224
W5032 0.47
5.6K
C5221
0
1000P 330P
MUTE_S
MUTE_F C5222 R5205
0.47 5.6K
FHOP
DC_DET
R5210 10 VDDA2
MOD_DA
VDDP
C5509
35V470
VSSP
R5211
VSSA2
10
18 19 20
21 22 23
3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
C5030
C5024 C5025
C5008 C5009 C5027
220P
0.1 0.1
0.1
0.015
0.015
C5010 C5011
220P R5004 R5005 220P
10 10
C5012 C5013
220P 220P
3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
C5424
C5423
C5413 C5416 C5422 C5405
220P 0.015
0.1 0.1
0.1
0.015
C5407
220P C5411
R5402 R5405
220P
10
10
C5426
C5425
220P 220P
3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
C5208 C5209 C5212 C5201 C5204 C5220
0.1 0.1 0.1
220P 0.015 0.015
C5218
C5211
R5200 R5201
220P 220P
10 10
C5203 C5205
220P 220P
21 22 23
116
24 25 26
IC5000
C1BA00000487
AUDIO DIGITAL POWER AMP
19 20 21 22 23
C5007
C5028 330P
0.1 R5008
100
C5000
1000P
L5000
G0A150L00003
1 2
3 4
IC5400
C1BA00000487
AUDIO DIGITAL POWER AMP
19 20 21 22 23
R5404
C5406 C5404
0.1
100
330P
L5400
C5119
G0A150L00003
1000P
1 2
3 4
IC5200
C1BA00000487
AUDIO DIGITAL POWER AMP
19 20 21 22 23
C5216
C5214
R5204
330P
0.1
100
C5234 L5200
G0A150L00003
1000P
1 2
3 4
SA-PT950P/PC D-AMP CIRCUIT
1/2 2/2
24 25 26
27 28
A
FR_+
B
MODE2
FR_-
L5001 - L5002
G0B9R5K00003
L5001
FR+
1 2
FR-
3 4 C
L5002 FL-
3 4
FL+
1 2
FL_+
D
FL_-
MODE1
E
F
C_+
MODE1
L5201
G0B9R5K00003
C+ G
1 2
C-
3 4
C_-
H
27 28