Main (Io Expansion) Circuit (1/2) - Panasonic SA-MAX3500PU Service Manual

12.4. Main (IO Expansion) Circuit (1/2)

1 2 3
SCHEMATIC DIAGRAM - 3
A
A MAIN (IO EXPANSION) CIRCUIT
B
C
D
FA FAN_OUT
E
P1806
10
DGND 1
TUN_RST 2
I2C_SCL
B 3
TO
I2C_SDA 4
C1834
TUNER CIRCUIT
TUN_SD0 5
100P
(CN51)
TUN_WCK 6
C1835 100P
IN SCHEMATIC
G_TUN_BCK 7
DIAGRAM - 13 100P
8
TUN_INT
C1836
F
DGND 9
C1831
PW_CD_3R3V 10
0.01
1
R1841
0
R1801
0
G
FE FA VR MI DA DGND
FA: MAIN (FAN LED) & MAIN (BLUETOOTH CONNECT): SCHEMATIC DIAGRAM - 1
FE: MAIN (FE): SCHEMATIC DIAGRAM - 2
MI: MAIN (MICON): SCHEMATIC DIAGRAM - 5 ~ 7
VR: MAIN (VREG FAN): SCHEMATIC DIAGRAM - 8 ~ 9
DA: MAIN (DAMP): SCHEMATIC DIAGRAM - 10 ~ 12
H
1 2 3
4 5 6
: +B SIGNAL LINE : MIC/TUNER SIGNAL LINE
FAN_CTL1
R1229
4.7K
R1226
7.5K
R1228
I2C_SCL MI DA
18K
I2C_SDA MI DA FAN_CTL2
TUN_SD MI
TUN_WCK
MI
G_TUN_BCK MI
TUN_RST
TUN_INT MI
PW_SW3R3V MI FE VR DA
4 5 6
7 8 9 10
USB_A_PCONT VR MI REM_IN
USB_B_PCONT VR VR PW_SW5R4V_ILUM
USBLED_REC1
VR
USBLED_PLAY1
DA MI FE PW_SW3R3V
SPX_CLR
PW_FL_SW12V
VR
MI VR PW_XSW3R3V
MI VOL_JOG
MI DJ_JOG
MI KEY2
MI KEY1
VR DA FL_GND
MI FL_SCLK
MI FL1_CS
PCONT VR
MI FL_SDO
POWER_UP VR
15V_REG_BP VR
MI SPX_DAT
AM_BP
VR
MI SPX_CLK
MI SPX_STB
DSP_MUTE DA
DSP_RESET DA
PCONT_BUFFER DA
BT_PCONT
BT_PCONT FA
BT_LDO_ON
BT_LDO_ON FA
MI MIC_GND
VR PW_FL_SW12V
MI MIC_IN
MIC_DET2
MI
MI MIC_DET1
7 8 9 10
59
11 12 13
P1802
22
R1805
1 DGND
J0JYC0000656
REM_IN
2
R1807 0
3 PW_LED5V
PW_SW5V
4
R1804 J0JYC0000656
5 PW_SW3R3V
6 PW_FL12V
C1803
7 PW_STBY3R3V
C1810
0.01
LB1815
470P 8 DGND
J0JYC0000656
9 VOL_JOG
C
LB1814 J0JYC0000656 C1811 470P
TO
10 DJ_JOG
LB1804 J0JYC0000656 C1823
PANEL CIRCUIT
11
KEY2
LB1801 J0JYC0000656 1000P
(P6200)
12 KEY1
C1824
1000P IN SCHEMATIC
13 FL_GND
R1803 J0JYC0000656
DIAGRAM - 14
14 FL_CLK
R1815 R1814 J0JYC0000656
FL1_CS
15
R1802 J0JYC0000656
16 FL_DIN
4.7K
C1814 17
DGND
LB1817 J0JYC0000656 470P
SPX_DAT
18
LB1816 J0JYC0000656
19 SPX_CLK
LB1802 J0JYC0000656
SPX_STB
20
470P
LB1803 J0JYC0000656 C1815
21 SPX_CLR
LB1825 J0JYC0000656
22 DGND
1
C1816
470P
470P C1817
C1828
0.1
P1803
R1808
LB1818
6 PW_FL_SW12V
0
G1C100KA0101
C1809 G
5 MIC_GND TO
1000P
R1809 0
4 MIC_IN MIC CIRCUIT (CN1401)
R1828 0
IN SCHEMATIC
3 MIC_DET_2
R1810 0
2 MIC_DET_1 DIAGRAM - 18
1 MIC_GND
C1827
10
1/2 2/2
SA-MAX3500PU
11 12 13
14
14