Bluetooth Interface - LG KE590 Service Manual

3. Circuit Description

3.5 Bluetooth Interface

3.5.1 Bluetooth Circuit
BT_CLK_REQ
KA_OUT
ANA_OUT
SYSCLKEN
C115
0.1u
Connect the digital and analog ground in the 4 layer, do not connect on the top layer
SC100
1 8
2 7
3 6
4 5
LGE Internal Use Only
VRIO
VBAT
C103
C105
1u
0.1u
D7
IO0_EXT_CLK_REQ_OUT
C6
IO1_EXT_CLK_REQ_IN
B7
IO2_SCL
RFIO_OUT
D5
IO3_SDA
A6
IO4
C4
IO5
C8
IO7
B4
IO14
F7
IO15
F2
BRF6150HZSL
RFIO_LDO_OUT
G3
OSC_LDO_OUT
G4
TL_LDO_OUT
D2
ANA_LDO_OUT
A4
BB_LDO_OUT1
H5
BB_LDO_OUT2
F8
BB_LDO_OUT3
C117 C118
C116
4.7u 0.1u 1u
DBF81H903 FB100
RF_P
RF_M
KA_OUT
VLDO_OUT
10K R102
VLDO_OUT C106
4.7u
C108
47p
ANA_OUT
H1
RFP
H2
RFM
C3
JTAG_TDI
E6
JTAG_TDO
B5
JTAG_TMS
D4
JTAG_TCK
E5
HCI_TX
E4
U101
HCI_RX
E8
HCI_CTS
E7
HCI_RTS
E2
XTALP_FAST_CLK_IN
E1
XTALM
C5
AUD_IN
A7
AUD_FSYNC
C7
AUD_OUT
B6
AUD_CLK
C119
Delete R120 after PV EVENT
TP100
1u
UART_TXD
RFIO_OUT
6 1
GND1 NC
5 2 R119
BL2 DC
4 3
BL1 UNBL
R120
C124
NA
100p
Copyright © 2007 LG Electronics. Inc. All right reserved.
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CLK_32K
RF_P
RF_M
BT_RX
BT_TX
BT_RTS
BT_CTS
R108 820 C112 0.1u
BT_CLK
MCSI1_DOUT
MCSI1_SYNC
MCSI1_DIN
MCSI1_BCLK
ANT100 ANT101
0
R121
NA
Only for training and service purposes