Panasonic SA-AK180PN Service Manual page 75

15 16 17
SCHEMATIC DIAGRAM - 3
B B MAIN CIRCUIT
: +B SIGNAL LINE
P1
CN2811
TXD 8
RXD 7
CLK
6
EFM 5
FOR SOFTWARE
BUSY
4
VCC 3
CNVSS 2
/RESET 1
CN2807
1
PA_IN_R 8
PA_IN_GND 7
D
TO PA_IN_L
6
MPORT/HEADPHONE
PA_SW 5
CIRCUIT (CN6807)
HP_SW
4
IN SCHEMATIC
HP_R 3
DIAGRAM - 11
HP_GND 2
HP_L
1
8
CN2806
27
MIC _-9V 1
MIC_GND 2
+9V 3
MIC 4
-VP
5
FL_GND 6
FL2 7
FL1 8
CD3.3V 9
LED_SUPPLY 10
C
LED_GND 11
TO
VREF+
12
PANEL CIRCUIT
DGND 13
(CN6001)
LED_AC 14
IN SCHEMATIC
FL_CLK 15
DIAGRAM - 6
FL_DOUT 16
FL_CS 17
DVREF+ 18
ROTARY JOG 19
J_VOLA 20
KEY3
21
KEY2 22
KEY1 23
DBASS_JOG1 24
DBASS_JOG2 25
VOL-LED
26
RMT 27
1
CN2805 D2813
B0EAKM000117
+7.5V 1
M_GND 2
MODE_SW 3
DGND 4
TOP_SW 5
TO CR14C
UD_SENSOR 6
LD_CW 7
LD_CCW 8
CLOSE_SENSOR 9
HOME_SW 10
OPEN_SW 11
R2680
R2667
R2668
R2669
R2672
R2673
TO MAIN
SECTION (1/4)
TO MAIN
SECTION (4/4)
18 19 20
: -B SIGNAL LINE : CD AUDIO INPUT SIGNAL LINE : AUX/M.PORT INPUT AUDIO SIGNAL LINE
DC_DET_AMP
IPOD_TXD DC_DET_PWR
IPOD_RXD
D2775
USB_RST-UART_CLK
MA2J1110GL 3
CD_3.3V
DGND
DPORT_PLAY=BUSY
B0ADCJ000020
DC_DET
VREF+
CNVSS 1 2
RESET
+7.5V
D2707
B0EAKM000117
USB+5V
PA_IN_R
PA_IN_GND
PA_IN_L
PA_SW Q2711
B1AAJC000019
HP_SW
+3.3V REGULATOR
HP_R
HP_L
DC-DC_GND
-9V
A_GND
+9VASP
+9VASP
-VP
FL_GND
FL2
FL1
CD_3.3V
MOTOR_GND
R2772 R2775
VREF+ 8.2K 9.1K
MOTOR_12V
DGND
FL_CLK
Q2772
FL_DA
B1GBCFJJ0051
FL_CS
DC DETECT
DVREF+
R2771
ROTARY_JOG Q2771
7.5K
B1GBCFJJ0051
V_JOG_A
DC DETECT
KEY3
-9V
KEY2
KEY1
DBASS_JOG
DBASS_JOG2 D2909
VOL_LED
RMT
D2903
B0EAMM000057
-VP
+7.5V
MOTOR_GND
MODE_SW
DGND
TOP_SW
UD_SENSOR
CHG_CW
FL2
CHG_CCW
CLOSE_SW
D2906
B0JAME000114
HOME_SW
FL1
OPEN_SW
47K
47K
47K
47K VREF+
47K
47K
21 22 23
: AUDIO OUTPUT SIGNAL LINE
IC2701
C0DAAYG00001
D2774 SWITCHING REGULATOR
5 4 3 2 1
R2702
L2704 L2702
3.3K
G0A200D00002
G0A101ZA0028
Q2751
B1BACG000023
+9V REGULATOR
R2754
100
D2753
MAZ8100G0L
Q2763
B1ADCE000012
POWER CONTROL
R2762
1K
Q2761
B1BCCG000002
-9V REGULATOR
MAZ8240GHL D2908 B0EAMM000057
L2910
G0A220GA0002
T2900
G4D1A0000117
SWITCHING TRANSFORMER
4
5 3
6 2
Q2900
7 1
B1BABK000001
8 9
PSAVE CONTROL
R2902 47
C2901 3900P
75
24 25 26
: USB SIGNAL LINE : FM/AM SIGNAL LINE
CN2701*
AM_BP
11 AM_BP
PCONT
10 PCONT
9 DC18V
8 DC18V
GND
7 +18V.-12V_GND
6 +18V.-12V_GND
-13V
5 -13V
DCDET
4 DCDET
SYS_GND
3
SYS6V
2 SYS6V
SYNC
1 SYNC
CN2341A
FRONTL
1 FRONT L
2 SIGNAL A_GND
MOTOR_GND
FRONTR
3 FRONT R
SIGNAL A_GND 4 AGND
5 SUBWOOFER
TUNER_GND
6 AGND
7 SURROUND L
8 AGND
FL_GND
9 SURROUND R
SIGNAL A_GND
10 AGND
PA_IN_GND
11 CENTER
MUTE_S
A_GND
12 MUTE S_C (MODE 1)
MUTE_DA
13 MUTE F_SW (MODE 2)
F_HOP
14 FHOP
15 FAN
DC_DET_AMP
16 DC_DET
MOD_DA
17 MOD_DA
-13V
FP2901
0.4
DC18V
1/4 2/4
3/4 4/4
SA-AK180PN/PU MAIN
27 28
A
G
TO
SMPS CIRCUIT
(CN5802)
B
IN SCHEMATIC
DIAGRAM - 9
C
17
D
F
TO
D-AMP CIRCUIT
(CN5050)
IN SCHEMATIC
DIAGRAM - 8
1
E
F
G
CIRCUIT
H