- 113 -
D
A
D
MM_USB_EN : 0 = ABB/DBB, 1 = MM USB
1
B
C
USB BOOT SELECT
ANALOG SWITCH
8
E
A
C
4
10
BT_NRST : 0 = UART, 1 = BT
5
B
2
USB_BOOT_SEL : 0 = UART, 1 = ABB USB(DL)
3
7
9
3
5
LAST CALL
2
6
1
JACK_DETECT : 0 = REMOCON, 1 = UART
4
GND
HSD1+
1
HSD1-
7
HSD2+
2
6
HSD2-
10
SEL
VCC
9
_OE
8
FB300
U303
FSUSB30UMX
3
D+
5
D-
4
100K
R310
LMV7291MGX-NOPB
U302
GND
2
OUT
1
5
VCC
VIN+
3
4
VIN-
10K
R314
R300
3K
47K
R807
200K
R806
1u
C309
20K
R313
120p
C308
C300
120p
C304
27p
0.1u
C312
VBAT
10u
3
A
B0
4
B1
6
5
GND
1
S
2
VCC
C301
10K
R308
VRIO
FSA4157L6X
U301
100K
R306
FB303
10p
C306
R302
220K
VCHG_IN
20
21
22
3
4
5
6
7
8
9
1
10
11
12
13
14
15
16
17
18
19
2
VA300
CN300
FB302
EVLC14S02050
FB301
ZD301
ESD9X5.0ST5G
INSTPAR
16
COM_B
4
COM_C
8
COM_D
12
GND
6
1
NC_A1
5
NC_B1
NC_C1
9
13
NC_D1
15
NO_A0
3
NO_B0
7
NO_C0
11
NO_D0
SAB
2
10
SCD
VCC
14
U300
NLAST9431MT
COM_A
C311
1u
27p
C305
0.1u
C313
VBAT
VRIO
VRIO
FB306
100K
R312
47
R303
100K
R307
VRIO
VRIO
R305
100K
C310
1u
VA301
EVLC14S02050
L302
270nH
VBAT
FB305
R301
2.4K
4
COM3
8
COM4
12
GND
6
IN1_2
2
10
IN3_4
1
NC1
5
NC2
NC3
9
13
NC4
15
NO1
3
NO2
7
NO3
11
NO4
V+
14
U304
DG2018DN_T1_E4
17
BGND
COM1
16
COM2
R309
100K
0.1u
C307
2
3
1
1K
R304
Q300
2SC5585
100nH
L303
100K
R315
INSTPAR
ESD9X5.0ST5G
ZD300
VRIO
VBAT
FB304
R311
100K
UART_TXD
ABB_USB_P
JACK_DETECT
REMOTE_INT
UART_RXD
USB_BOOT_SEL
USB_BOOT_SEL
VBUS_IN
REMOTE_ADC
BT_NRST
UART3_DSR
JACK_DETECT
ABB_USB_N
BT_TX
BT_CTS
UART_RXD
UART3_CTS
HOOK_EN
PWON
HSOUTL
UART2_TX
UART2_RX
MM_USB_DP
MM_USB_DM
MM_USB_EN
HOOK_DETECT
BT_RX
BT_RTS
UART_TXD
U
ART3_RX
UART3_TX
UART3_RTS
VBUS
HSOUTR
HSMICIP
HSMICBIAS
JACK_TYPE
FM_ANT
7. CIRCUIT DIAGRAM
LGE Internal Use Only
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
Summary of Contents for KM710
Page 1: ...Date May 2008 Issue 1 0 Service Manual Model KM710c Service Manual KM710c Internal Use Only ...
Page 173: ...Note ...
Page 174: ...Note ...