LG -T500 Service Manual page 130

CON_ANT_FEED
LGE Internal Use Only
ANT701
ANT702
R701
DNI
7-1-1-3_BCM2070(QCT & IFX Only)_0.4Pitch
Class 2 or 1.5
QCT VREG_MSME_1V8
VBT_IO_1V8
IFX
QCT VREG_MSMP_2V6
VBT_PA_2V6
IFX VPA_2V85
FL701
R707
1 3
IN OUT
CON_ANT_FEED
2 4
0 Base version
GND1 GND2
C708 C709
BT_RF
DNI
DNI
BTCX_STATUS
BTCX_RF_ACTIVE
2450MHz C713 1n
BT_CLK_26M
C710
DNI
BT_WAKEUP_HOST
BT only wifi
R709 short open
R710 open short
VDD_IO_1V8
VPA_2V85
When power class 1.5 is used, R307 is populated and R308 is depopulated.
(Vice versa for power class 2)
R702
R703
0
0
FB701
VIO_1V8
600
C701
C702 C704
2.2u 10n 10p
C705
C703
C706 C707 2.2u
10p
10n 10n
R706
15Kohms
must have 1% tolerance
D6
RES
C714
R709
TP702
C7 C5
RFP RST_N BT_RST_N
B5
0
10p REG_EN
E1
R710
SCL
D1 C6
DNI
SDA TM2
R780 1K
BT_WAKEUP
C1 D4
SPIM_CLK PCM_IN
E2 E4
SPIM_CS_N PCM_OUT
C4
PCM_CLK
U701
C712 1n B4 A4
RTC_32K LPO_IN PCM_SYNC
TP706
F5 C2
XIN UART_TXD
E5 D2
XOUT UART_RXD
F2 TP705
UART_RTS_N
C3 E3
TP701
BTCX_TXCONF GPIO_0 UART_CTS_N
D5 TP703
GPIO_6
TP707 B3 B2
GPIO_1 HUSB_DN
F4 A2
BT_CLK_REQ GPIO_5 HUSB_DP
R711 0
- 130 -
7. CIRCUIT DIAGRAM
BT
VDD_IO_1V8
BT_PCM_OUT
BT_PCM_IN
BT_PCM_CLK
BT_PCM_SYNC
BT_UART_RX
BT_UART_TX
BT_UART_CTS
BT_UART_RTS
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Only for training and service purposes