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7. CIRCUIT DIAGRAM
USC1
USC_1
USC2
USC_2
LGE Internal Use Only
BLUETOOTH
2V8_VEXT
U600
C601
0.1u
1
12
A0
VCC2
2
9
0B0
VCC1
11
0B1
PCM_RX_BT
4
10
A1
S0
PCM_EN
5
1B0
3
8
GND1
1B1
PCM_TX_BT
6
7
GND2
S1
NLAS3158MNR2G
R602
PCM_EN
47K
S/W Download
"LOW"
/AT Command
(Pull-Down)
"HIGH"
BT Operation
(From BT Module)
ANT600
R606
0
L600
C610
NA
DNI
- 96 -
VBAT
R600
0
C600
2.2u
2V8_VEXT
FB600
C602
C603
C604
C605
R601
2.2u
1u
0.1u
1000p
0
C606
R603
R604
0.1u
DNI
0
C608
2.2u
(1%)
R605
150K
J3
B4
TP600
RES
RST_N
FL600
C1
H5
C609
RFIOP
TM2
E1
H6
RFION
TM1
IN
OUT
D1
J6
GND1
GND2
10p
RFTUNE
TM0
U602
D4
LFB212G45SG8A166
TST1
C611
470p
J2
VCTRIFP
C612
1000p
J5
26MHz_BT
XTAL_P
BCM2046SB1
TP601
J4
F8
XTAL_N
PCM_CLK_SCK
C613
1000p
A5
E8
BT_32K
LPO_IN
PCM_IN_SPDIF_IF_SD_IN
D9
PCM_OUT_SPDIF_OUT_SD_OUT
A9
D8
SCL_TX_PU_TDO_N
PCM_SYNC_TX_PU_TDO
A8
SDA_TX_PU_TDO
H7
GPIO7_TX_PU_TDDN_TX_PU_TDO_USB
H8
C8
TP602
PA_CTL_GPIO6_TX_PU_TDD_TX_PU_T
UART_CTS_N
TP603
G9
C9
BT_DBB_CLKON
XTAL_PD_GPIO5_TX_PU_TDO_TX_PU_
UART_RTS_N
F9
B9
TP604
RF_ACTIVE_GPIO4
UART_RXD
E9
B8
TP605
BT_PRIORITY_STATUS_GPIO3
UART_TXD
A6
TX_CONFX_WLAN_ACTIVITY_GPIO2
TP606
B6
J8
BT_DBB_INT
HOST_WAKE_USB_DETACH_GPIO_1
HUSB_DN
TP607
B5
J7
DBB_BT_INT
BT_WAKE_GPIO_0
HUSB_DP
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
2V8_VEXT
C607
0.1u
U601
5
1
VCC
PCM_TX_BT
4
PCM_SYNC
2
USC3
GND
3
NL17SZ08XV5T2
2V8_VEXT
_BT_RST
USC0
(256KHz)
PCM_TX_BT
PCM_RX_BT
PCM_SYNC
BT_RTS
BT_CTS
DEBUG_TX
DEBUG_RX
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