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Flow Chart of Troubleshooting
3-32
C141
C140
R124
C142
R123
C146
C144
KA_OUT
C139
1 1
2
2
3
3
4
4
TX_DBG
BT_ANT
RFIO_LDO_OUT
1
OSC102
2
4
3
VBAT
5
A
4
S
S
V
5
S
S
V
2
A
4
F
1
A
S
S
V
2
A
S
S
V
4
H
1
D
3
A
S
S
V
4
A
S
S
V
1
G
2
G
5
A
S
S
V
6
A
S
S
V
3
F
XTALM E1
E2
XTALP|FAST_CLK_IN
H3
VDD_IN_OSC
F1
VDD_IN_RFIO
D8
VDD_IO1
VDD_IO2_1
G7
VDD_IO2_2
A3
VDD_IO_SF1
H8
B3
VDD_IO_SF2
G5
VLDO_OUT
1
S
S
V
8
B
8
G
2
S
S
V
3
S
S
V
7
H
E3
G3
OSC_LDO_OUT
RFIO_LDO_OUT
F2
H2
RFM
RFP
H1
F6
SLOW_CLK_IN
TL_LDO_OUT
G4
A8
TX_DBG
H6
VBAT
VDD_IN_ANA
C2
VDD_IN_BB
F5
IO3|SDA
IO4
A6
C4
IO5
IO7
C8
JTAG_TCK
D4
JTAG_TDI
C3
E6 JTAG_TDO
B5 JTAG_TMS
G6
KA_OUT
NC1
1
2
NC2
NSHUT_DOWN
EMRST D6
E8
HCI_CTS
HCI_RTS
E7
HCI_RX
E4
E5
HCI_TX
IO0|EXT_CLK_REQ_OUT
D7
B4 IO14
IO15
F7
C6 IO1|EXT_CLK_REQ_IN
IO2|SCL
B7
D5
ANATEST2
D2
ANA_LDO_OUT
B6
AUD_CLK
AUD_FSYNC
A7
AUD_IN
C5
C7
AUD_OUT
BB_LDO_OUT1
F8
H5
BB_LDO_OUT2
BB_LDO_OUT3
A4
A1
BGAP_I
BGAP_V B1
KA_OUT
U102
ANATEST1 B2
C1
C143
RFIO_LDO_OUT
VBT_1.8V
7
G G
8
1
NC
3
UNBAL
F102
BAL
4
5 BAL
DC
2
G
6
C148
4
4
BT_ANT_GND
1
1
2
2
3 3
C138
C147
C145
CLK32K
PCM_IN
PCM_OUT
PCM_SYNC
PCM_CLK
BT_RXD
BT_TXD
BT_EN
BT_RTS
BT_CTS
R315
VCCD_1.8V
C371
VBAT
VBT_1.8V
L305
C372
HP_CORE_1.6V
L303
D302
C373
TA301
SW1
10
SW2
3
VIN
ADJ2
5
DEF_1
7
EN1
9
EN2
4
FB1
8
GND
11
2
D
N
G
2 MODE|DATA
6
U305
1
L302
VLDO1_1.5V
Summary of Contents for SGH-U100
Page 15: ...Flow Chart of Troubleshooting 3 2 ...
Page 37: ...Flow Chart of Troubleshooting 3 24 ...
Page 42: ...Flow Chart of Troubleshooting 3 29 ...
Page 44: ...Flow Chart of Troubleshooting 3 31 ...
Page 54: ...6 PCB Diagrams 6 1 ...
Page 55: ...PCB Diagrams 6 2 ...