![background image](http://html.mh-extra.com/html/samsung/sgh-u600/sgh-u600_service-manual_1191188047.webp)
Flow Chart of Troubleshooting
3-32
VBT_1.8V
9
VDD_REG
27
PIO6
28
PCM_IN
3
PCM_CLK
4
UART_TX
5
USB_DP
6
VDD_1.8V
7
UART_CTS
8
UART_RX
2
USB_DN
20
PCM_SYNC
21
PIO1
22
PIO7
23
VDD_PIO
24
PIO5
25
PIO4
26
RESETB
12
PIO9
13
PIO0
14
PIO2
51
D
N
G
6
1
T
N
A
71
D
N
G
18
PIO3
19
PCM_OUT
U103
BTTM46C2SA
1
UART_RTS
01
D
N
G
11
PIO8
C138
2200nF
1
3
2
ACS2450EBAEC
ANT102
PCM_OUT
PCM_IN
PCM_SYNC
PCM_CLK
BT_RXD
BT_TXD