Samsung SGH-A737 Service Manual page 73

- Schematic of bluetooth
C181
PCM_CLK
PCM_DOUT
PCM_DIN
PCM_SYNC
UART1_RFR
UART1_CTS
BT_UART1_TX
BT_UART1_RX
nBT_PWDN
- Layouy of bluetooth
VREG_BT_2.6V
L121
C183
BT_WAKE|GPIO_0
F8
PCM_CLK HOST_WAKE|GPIO_1
E8
PCM_IN BT_BUSY|GPIO_2
D9
PCM_OUT WIFI_BUSY|GPIO_3
D8 LINK_IND|GPIO_4 F9
PCM_SYNC
XTAL_PD|GPIO_5
A9 PA_CTL|GPIO_6 H8
SCL|TX_PU_TDD_N
A8
SDA|TX_PU_TDD
J6
TM0
H6
U105
TM1
H5
TM2
C8
UART_CTS_N
C9
UART_RTS_N
B9
B8 UART_RXD
UART_TXD
A3
VREG1
A2
VREG2
B3
VREG_CTL
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C182
MIS101
4 IN
GND GND
C184
1 3
C185
B5
B6
A6
E9
R151
G9
H7
GPIO_7
J8
HUSB_DN
HUSB_DP J7
E1
RFIO_N
RFIO_P C1
C188
J4
XTAL_N
J5
XTAL_P
J3
RES
D1
RFTUNE
TP_BT_RST
B4
RST_N
A5
LPO_IN
D4
TST1
VCTRIFP J2
C189
C190
R152
9-39
Flow Chart of Troubleshooting
ANT102
3 2
C187
2
OUT
BT_WAKE
HOST_WAKE
BT_EN
TCXO
BT_RST
SLEEP_CLK
1