Main (Connector), Main (Bluetooth) And Main (Fan Led) Circuit - Panasonic SC-UA3E Service Manual

12.4. Main (Connector), Main (Bluetooth) and Main (Fan LED) Circuit

1 2 3
SCHEMATIC DIAGRAM - 3
A
A
MAIN (CONNECTOR) CIRCUIT
OP VR
DS TU
US DA MI FE DGND
B
LB1808
VR US PW_5V
DS DA VR
LB1809
TU FE OP PW_3R3V
LB1810
VR PW_12V_FL
LB1811
PW_SYS_3R3V
VR MI
LB1803
MI KEY3
LB1802
KEY2
MI
LB1801
C MI KEY1
LB1807
MI REM_IN
LB1812
MI PWM_X2
LB1806
FL_SCLK
MI
LB1805
MI FL1_CS
LB1804
MI FL_SDO
J0JYC0000656...E/GN
0...PR/PU
D
LB1818
C1811
G1C100KA0101
10
DA VR PW_12V
J0JYC0000656
MI MIC_IN
J0JYC0000656
E
MI MIC_DET
MI MIC_GND J0JYC0000656
F
G
MA: MAIN (MAIN): SCHEMATIC DIAGRAM - 1 ~ 2
FE: MAIN (FE): SCHEMATIC DIAGRAM - 4
DA: MAIN (DAMP): SCHEMATIC DIAGRAM - 5
DS: MAIN (DSP): SCHEMATIC DIAGRAM - 6
OP: MAIN (OPT_SRC): SCHEMATIC DIAGRAM - 7
TU: MAIN (TUNER AUX): SCHEMATIC DIAGRAM - 8
US: MAIN (USB): SCHEMATIC DIAGRAM - 8
VR: MAIN (VOLTAGE REGULATOR): SCHEMATIC DIAGRAM - 9
H
1 2 3
4 5 6
: +B SIGNAL LINE : MIC SIGNAL LINE
FOR E/GN
C1808
1000P
P1801
17
1 PW_5V_FL_W_BL
C1809
2
DGND
1000P
3 PW_3R3V
C1801
4 DGND
1000P
5 PW_12V_FL
C1810
6 DGND
1000P
B
7 PW_SYS3R3V
TO
C1803
8 DGND PANEL CIRCUIT
1000P
9 KEY3
(CN6001)
10 KEY2
IN SCHEMATIC
11 KEY1 DIAGRAM - 10
C1805
12 DGND
1000P
13 RMT
14 BLUE LED(PWM_X2)
15 FL_CLK
16 FL_CS
17 FL_DAT
1
C1804
1000P
C1814
1000P
FOR E/PR/PU
C1802
1000P
P1802
C
R1801
1 MIC_GND
TO
MIC_IN
2 MIC CIRCUIT
R1812
C1812
3 MIC_GND
(CN1401)
1000P
4 MIC_DET
IN SCHEMATIC
R1802
5 PW_SW12R0V
DIAGRAM - 11
4 5 6
7 8 9
A
MAIN (BLUETOOTH) CIRCUIT
C7000
0.1 J0JYC0000305
C7003
0.1
16 15 14 13 12 11 10 9
IC7000
RSNE031B0
BLUETOOTH MODULE
1 2 3 4 5 6 7 8
A MAIN (FAN LED) CIRCUIT
LB1509 R8517
J0JYC0000656 0
FE VR PW_6V
C1501
0.1
DS OP VR TU DGND
US DA MI FE
MI PWM_X2
SC-UA3E/GN/PR/PU MAIN (CONNECTOR) / MAIN (BLUETOOTH) / MAIN (FAN LED)
7 8 9
43
10 11 12
: +B SIGNAL LINE
BT_PCONT
MI
IC7001
C0DBGYY00969
VOLTAGE DETECTOR
1 CE VDD 4 PW_BT_5V
VR
R7001
2.2K
2 GND VOUT 3
BT_UART_RTS MI
L7000
C7001 C7002
1 1 OP
DS FE
DGND TU US DA
BT_WAKE
MI
BT_HOST_WAKE MI
BT_UART_RX MI
BT_UART_TX MI
: +B SIGNAL LINE
E
P1503 TO
LED CIRCUIT
1 Y0_OUT
(CN800)
2 X2_OUT
IN SCHEMATIC
DIAGRAM - 11
R8546 R8541
150 150
QR8503
B1GBCFGG0030
LED DRIVE
10 11 12
13 14
A
B
VR
MI
C
D
E
F
G
CIRCUIT
H
13 14