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Flow Chart of Troubleshooting
10-14
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C315
C312
C317
C321
VCCB_2.9V
1
3
2
TR300
VCCD_2.9V
VBAT
C308
C300
PWR_KEEP
C313
C301
C318
VCCA_2.9V
VCCA_2.9V
C302
C320
VCCD_2.9V
VRTC_3V
VBAT
C309
VCCD_2.9V
C316
C314
VRF_2.9V
VCCD_1.8V
C319
AS2
AMP_EN
DSP_DB(10)
DSP_DB(1)
DSP_DB(0)
DSP_AB(8)
DSP_AB(7)
DSP_AB(6)
DSP_AB(5)
DSP_AB(4)
DSP_AB(3)
DSP_AB(2)
DSP_AB(1)
DSP_AB(0)
TX_EN
VMOD_EN
DSP_IO
DSP_DB(9)
DSP_DB(8)
DSP_DB(7)
DSP_DB(6)
DSP_DB(5)
DSP_DB(4)
DSP_DB(3)
DSP_DB(2)
DSP_DB(15)
DSP_DB(14)
DSP_DB(13)
DSP_DB(12)
DSP_DB(11)
D
S
P
_I
N
T
UP_CS
A
U
X
O
U
TP
A
U
X
O
U
TN
A
U
X
IN
P
A
U
X
IN
N
A
O
U
TB
P
A
O
U
TB
N
A
O
U
TA
P
A
O
U
TA
N
A
FC
SERLE
SERDAT
SERCLK
DSP_RWN
FLASH_RESET
RTCALARM
VIB_EN
RST
JI
G
_O
N
P
W
R
_O
N
PWR_KEEP
M
IC
O
U
TP
M
IC
O
U
TN
M
IC
IN
P
M
IC
IN
N
C
LK
13
M
_M
C
KEY_BL1
INTRQ
SIMRST
SIMDATA
SIMCLK
V
A
P
C
SIM_RST
SIM_IO
SIM_CLK
UP_SDO
UP_SDI
UP_SCLK
R
TX
Q
P
R
TX
Q
N
R
TX
IP
R
TX
IN
C
LK
32
K
VSIM
VREF
BAND_SEL
VIB_DRV
DSP_DB(0:15)
DSP_AB(0:8)
KEY_COL(2)
KEY_ROW(0)
R518
VBAT
N
O
2
1
V+
C516
3
C
O
M
1
9
C
O
M
2
6
GND
4
IN
1
8
IN
2
N
C
1
5
NC2
7
2
NO1
10
U503
R519
AOUTBP
EARPHONE_L
EARPHONE_R
AS2
EAR_R
EAR_L
AOUTBN
C413
C401
C412
C403
R400
C407
C422
VCCD_2.9V
R416
C406
C404
C414
R
40
4
VBAT
VCCD_1.8V
C402
VCCD_2.9V
C408
R401
C415
C423
C424
VCCD_2.9V
C405
39
_WR|AUTXD
23
SVDD
11
V
C
O
M
V
D
D
6
46 VDDIO
12
V
IN
N
13
VINP
40
_CS|AUSTB
42
_RD|AUCLK
P
W
M
2
35
P
W
M
3
36
P
W
M
4
47 SCLK
45
SDATA
24
SGND
26
S
P
K
N
25
S
P
K
P
M
C
L
K
27
N
C
44
NC
NC
50
51 NC
7
P
L
C
C
5
_
P
O
N
R
S
T
28
P
W
M
1
3
21
EQ2
EQ3
22
8
G
N
D
49 GND
17
HPOUT-L
HPOUT-R
18
43
IFSEL
48
LRCK
1
37
D1
34
D
2
33
D
3
32
D
4
3
1
D
5
30
D
6
29
D
7
EQ1
20
4
A
U
IN
T
L
15
AUX1
AUX2
14
9
A
V
D
D
19
AVDD
2
C
L
K
I
38
D0|AURXD
U400
41
A0
10
A
G
N
D
AGND
16
C416
C400
AMP_L
AMP_R
AOUTBN
M
A
IN
_P
EAR_R
EAR_L
D(1)
D(0)
CP_OEN
D
(5
)
D
(6
)
D
(7
)
D
(4
)
D
(3
)
D
(2
)
CP_WEN
YMU_EN
A(1)
M
A
IN
_N
MXIC_IRQ
CLK13M_MXIC
MEM_RST
VIB_EN
R417
10
V+
1
9
COM2
6
GND
11
GND
IN1
4
IN2 8
NC1
5
NC2 7
NO1
2
NO2
U401
3 COM1
VBAT
R418
R419
C421
R412
MAIN_P
SPK_P
SPK_N
MAIN_N
AS1
AOUTAN
AOUTAP
C420
MIC400
C417
VCCA_2.9V
R410
R406
V
R
4
0
2
C419
R411
R405
R421
R407
R409
C418
TA400
R408
R420
V
R
4
0
3
MICOUTP
MICINP
MICINN
MICOUTN
Содержание SGH-B200
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