Panasonic SA-PT150GCP Service Manual page 80

SA-PT150GC / SA-PT150GCP / SA-PT150GCS / SA-PT150GCT / SA-PT150GS
SCHEMATIC DIAGRAM - 8
C
MAIN CIRCUIT
C2
M+9V 300mA
SW+5V 15mA
DC_DET1
TUNER +9V
+9.1V 60mA
W4081
TO MAIN
0
SECTION (3/4)
-7V 60mA
VGND
DVD_A+5V 500mA
DVD_D+5V 500mA
AGND_D
Q2914
B1BACG000023
R2971
DVD2.7V
DVD 2.7V REGULATOR
DVD+2.7V
700mA
R2973
R2972 220
22
DGND
DC_DET1
R2976
150
Q2974
B1ACKD000005
-VP REGULATOR
-VP
H2002
-21V
11 -VP (-21V)
VCC_CTRL
10 VCC_CTRL
(FL-) FL2
L2800
9 (FL-) FL2
G0C220JA0055
(FL+) FL1
W4054
8 (FL+) FL1
0
PCONT
7 PCONT
6
GND
5 GND
+9.1V
4 +9.1V
D2900
B0BC7R500001 3 GND
SYNC
2
SYNC
SYS6V R2900 1
1 SYS6V
C1
15 16 17
:-B SIGNAL LINE
:+B SIGNAL LINE :MAIN SIGNAL LINE
D2918
B0ADCJ000020
1
3
2
Q2910 Q2907
B1ABCF000176 B1ADCF000001
DC DETECT -7V REGULATOR
W4083
0
1
W4093 W4094
0 0
-7V
Q2906
B1BCCG000002
-7V REGULATOR
IC2903
L2911
AN30071A-NM
G0A200D00002
DC-DC CONVERTER
L2910
G0A220GA0026
7 6 5 4
R2926
1.5 1.5
R2919 R2925 L2902
270K G0A101G00022
1K
R2921
27K
VOUT
FLGND
Q2905
B1GBCFJJ0051
DC DETECT
R2911
47
R2974
4.7
H2001
TO SMPS
TO SMPS
(CN3) (CN2)
18 19 20
TO MAIN
SECTION (2/4)
+9.1V
FR_IN
MGND
FL_IN
+9.1V
W4095
R2977
0
0
ASP_GND
MUTE_FRONT_SW
R2912
R2913
47 47
-21V
R2914 2.7K
E2900
SR_IN
SL_IN
3 2 1
MUTE_SURR
FLGND
SW_IN
W4024
0
C_IN
-21V
R5313
47K
STYB
D5302
B0ACCK000005
MICROP-GND
GND 4
GND 3
MUTE_FRONT_SW
+26V/18V(VCC) 2
+26V/18V(VCC) 1
D2000
B0JCPD000025
VCC
21 22 23
80
IC5100
AN17831A
POWER
1 2 3 4 5 6 7 8 9 10
C5124
0.1
C5105
C5104
R5101 12K 220P
220P
R5102 12K
FR+_OUT
R5533 22K
W4025 W4022
0 0
R5534 18K
IC5200
AN17831A
POWER
1 2 3 4 5 6 7 8 9 10
C5224
0.1
R5201 22K C5205
470P
C5204
470P
R5202 22K
IN_GND
IC5300
AN17831A
POWER
1 2 3 4 5 6 7 8 9 10
C5324
0.1
R5301
33K
C5305
470P
C5304
470P
R5302
22K
STBY
IN_GND
OUT_GND
1/4 2/4
3/4 4/4 SA-PT150GC/GCP/GCS/GCT/GS
24 25 26
I
FR+
11 12
FR+_OUT
FR-_OUT FR-
J
FL+_OUT
FL+
FL-_OUT FL-
K
FL+_OUT
SR+
11 12
SR+_OUT
SR-_OUT SR- L
SL+_OUT
SL+
SL-_OUT
SL-
M
SW+
11 12
SW+_OUT
N
SW-_OUT SW-
C+_OUT
C+
C-_OUT
C-
O
MAIN CIRCUIT
P
27 28