Samsung GT-I8350, Руководство по обслуживанию

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Level 3 Repair
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Confidential and proprietary-the contents in this service guide subject to change without prior notice.
8-13
8-3-5. Microphone Part (Main MIC)
C
2
1 6
C
2
26
C
2
2
8
C70 2
C70 3
C
7
0
6
C
7
0
8
C716
C
8
00
C8 02
C8 03
C
8
0 4
C80 7
C
8
08
C809
C
8
10
C8 24
C
82
6
C
8
3
7
C838
C
8 3
9
C8 41
C
8 4
3
D700
D
U
F
8
00
L
2
02
L203
L
70
1
L702
L8 01
L
8
0
2
L8 03
L806
L809
L8 10
MIC200
R
2
0
5 R
5
1 5
R5 25
R702
R7 03
R
7
1
2
TA201
TA 700
TP
_B
T_ H
O S
T_ W
A
K E
T
P _
B T
_ V
R E
G _
E N
U
2
02
U
70
3
U
80
2
B
C
M
43
3
0F
K
F
F
B
G
B
C
M
43
3
0F
K
F
F
B
G
ZD 202
ZD 70 1
ZD 70 2
ZD704
Z
D
7
05
C
1
0
3
C107
C
1
1
5
C116
C1 21
C1 24
C
1
3 0
C
1
3
2
C1 43
C
1
4
4
C1 58
C
1
5 9
C214
C215
C2 17
C
2
3
4
C235
C236
C237
C2 39
C
2
5 3
C261
C265
C266
F
10
1
L
M
S
W
B
F
G
E
-B
2
8
L
M
S
W
B
F
G
E
-B
2
8
L102
L
1
0
9
L
1
1 0
L
1
1
2
L
1
1
3
L114
L
1
1
5
L116
L 1
1
7
L118
L119
L
1
2
1
L
1
2 5
L
1
3
4
L2 10
L2 11
P
A
M
1
0
0
R
2
1
1
R221
U
20
4
Q
T
R
82
00
Q
T
R
82
00
MAIN MIC
C
21
7
C228
C226
2
GND
GND
3
GND
5
6
GND
OUT
1
4
PWR
MIC200
C214
L202
R205
TA201 C216
MIC_BIAS1_2.1V
L203
ZD202
C215
MIC_BIAS1_2.1V
1
U202
CE
3
5
G
N
D
2
GND
VDD
4
VOUT
VPH_PWR
MIC_BIAS_EN
MAIN_MIC_P
MAIN_MIC_N
Check component soldering
status of L202,L203,C214,
C215,C216,ZD202
Resolder or replace
L202,L203,C214,C215,C216,ZD202
END
Check the voltage at C226 =
2.1V
Resolder or replace C226, U202
No
Yes
Yes
Yes
Yes
No
Check the soldering of
MIC200
Check main microphone function
in voice call receiver mode
Resolder MIC200
No