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Copyright © 2011 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
8. CIRCUIT DIAGRAM
DNI
C708
1n
R705
1n
C712
DNI
C713
15Kohms
R704
C710
1.5p
DNI
C709
C711
1n
BCM2070B2KUBXG
U701
F4
D5
1
A
6
B
7
D
6
E
3F
6F
A2
3
A
B3
E3
C3
F2
D2
E5
C2
F5
A4
B4
C4
E4
E2
D4
C1
C6
D1
B2
E1
B5
C5
C7
D6
6
A
7
B
1
B
7
E
7F
7
A
1F
3
D
5
A
T
A
B
V
O
D
D
V
2
C
D
D
V
G
E
R
V
X
P
D
D
V
F
R
D
D
V
B
S
U_
D
D
V
FT
D
D
V
V
H
G
E
R
V
RES
RFP
RST_N
REG_EN
SCL
HUSB_DN
SDA
TM2
SPIM_CLK
PCM_IN
SPIM_CS_N
PCM_OUT
PCM_CLK
LPO_IN
PCM_SYNC
XIN
UART_TXD
XOUT
UART_RXD
UART_RTS_N
GPIO_0
UART_CTS_N
GPIO_1
1
C
D
D
V
HUSB_DP
6
S
S
V
5
S
S
V
4
S
S
V
3
S
S
V
2
S
S
V
1
S
S
V
GPIO_6
GPIO_5
C706
10n
TP701
VDD_IO_1V8
C704
10p
C705
2.2u
VPA_2V85
10p
C703
C702
10n
2.2u
C701
VDD_IO_1V8
10n
C707
R708 1K
TP703
TP707
TP704
TP702
TP705
FL701
2450MHz
4
2
3
1
IN
OUT
GND1 GND2
ANT701
ANT702
TP706
FB701
600
100p
R706
BT_UART_TX
BT_UART_RX
BT_UART_RTS
BT_UART_CTS
BT_PCM_SYNC
BT_PCM_OUT
BT_PCM_IN
BT_PCM_CLK
BT_WAKEUP
RTC_32K
BT_CLK_26M
BT_RST_N
BT_WAKEUP_HOST
BT_CLK_REQ
BT_RF
CON_ANT_FEED
CON_ANT_FEED
BTCX_STATUS
BTCX_TXCONF
BTCX_RF_ACTIVE
BT
must have 1% tolerance
When power class 1.5 is used, R307 is populated and R308 is depopulated.
(Vice versa for power class 2)
QCT
IFX
VBT_PA_2V6
QCT
IFX
VBT_IO_1V8
VREG_MSMP_2V6
VREG_MSME_1V8
VIO_1V8
VPA_2V85
7-1-1-3_BCM2070(QCT & IFX Only)_0.4Pitch
Class 2 or 1.5