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SGH-Z320i Flow Chart of Troubleshooting and Circuit Diagrams
2-
12
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C311
R312
YMU_2.8V
C310
C338
R313
C337
C307
8
S
S
V
29 /CS
Q
RI/
3
31
/RD
4
T
S
R/
/WR
28
C
N
5
6
C
L
L
P
1
T
U
O
P
S
17
18
2
T
U
O
P
S SPVDD 15
16
SPVSS
7
D
D
V
F
E
R
V
9
G
G
34
G
35
G 36
10
HPOUT-L/MONO
HPOUT-R 11
32 IOVDD
2
D
E
L
R
T
M
19
3
D
4
D
23
5
D
22
6
D
21 20
7
D
12
EQ1
EQ2 13
14
EQ3
33
U300
A0
30
I
K
L
C
1
27
D0
D1
26
2
D
25 24
MSMP_2.6V
C304
YAMA_OUT_R
YAMA_OUT_L
)7
(
D
_
D
N
A
N
NAND_RE
YMU_A0
NAND_WE
NAND_D(0)
NAND_D(1)
YMU_CS_N
YMU_IRQ
TCXO_OUT
YMU_RST_N
)2
(
D
_
D
N
A
N
)3
(
D
_
D
N
A
N
)4
(
D
_
D
N
A
N
)5
(
D
_
D
N
A
N
)6
(
D
_
D
N
A
N
F303
R301
C308
C306
C303
C333
C332
F302
SPK_CON200
C312
R325
C301
R324
VOMR
4
VSS
5
VOPR
6
VDD
7
VSS
8
VDD
9
VDD
21
VIML
22
VREFL
23
VIPL
24
25
GND
NC
26
27
NC
VDD
3
VSS
14
VDD
15
VOML
16
VSS
17
VOPL
18
VDD
19
VSS
2
VSS
20
U301
EN_L
1
VIMR
10
VREFR
11
VIPR
12
EN_R
13
C300
V_IN
C313
R304
C302
R305
R302
AMP_EN
ICE_AMP_L