Panasonic SA-AKX32PH Service Manual page 4

15 16 17
SCHEMATIC DIAGRAM - 4
B MAIN CIRCUIT
: +B SIGNAL LINE
TO MAIN
CIRCUIT (1/8)
5
1
R2295 R2294
6.8K 6.8K
AGND
3
D2028
B0ACCK000012
AUTO_BASS
Q2039
R2357 C2244
B1ADCE000012
4.7M 1
SWITCH
P1
18 19 20
: -B SIGNAL LINE : CD/DVD AUDIO INPUT SIGNAL LINE : AUX/TUNER/MUSIC PORT AUDIO INPUT SIGNAL LINE
R2358 R2361
10K 10K
R2363
R2359 C2248 C2247 10K C2245
1K 1 0.1 33K 1
R2362
C2246
470K
Q2038
0.1
R2360 B1ABCF000176
100K
SWITCH
R2364
CHANGE
2.2K
21 22 23
: AUDIO OUTPUT SIGNAL LINE
FR_CH
FL_CH
MUTE_F
F_HOP
DC_DET_AMP
MODE_DA
QR2003
B1GBCFJJ0051
DC DETECT
DC_DET_PWR
+9V_1
DC16V
C2173
6.3V470
+9V
VP_DET
+5V
LED_SUPPLY
R2253
47K
GND
R2252
100
LED_DIMMER
TO MAIN
CIRCUIT (6/8)
4
24 25 26
CN2011
12
1 FRONT R
2 SIGNAL A_GND
3 FRONT L
4 AGND
I
TO
5 MUTE F_SW (MODE 2)
D-AMP CIRCUIT
6 FHOP
(CN5902)
7 NC
IN SCHEMATIC
8 FAN
DIAGRAM - 19
9 DC_DET1
10 MOD_DA
11 +5V
12 +5V GND
1
D2014
B0ADCJ000020
CD+7.5V
1
3
CD_3.3V
2
Q2018
D2015
B1GBCFJJ0051
B0ACCK000005
DC DETECT
R2250
18K
R2247
0
R2251 12K
R2248 15K
Q2019
B1ABEB000002
LED DRIVE
R2260
1K
QR2004
B1GBCFJJ0051 R2261
2.7K
LED CONTROL
1/8 2/8 3/8 4/8
5/8 6/8 7/8 8/8
SA-AKX32PH/PN MAIN
27 28
P1
TO MAIN
CIRCUIT (3/8)
CIRCUIT