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SGH-E600/E608 Flow Chart of Troubleshooting and Circuit Diagrams
2-
9
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8.Alert Tone
Check the connection
from CN200 to LCD
Module
Check the circuit related to
U401,R200,R201
NO
Change Speaker
NO
Change LCD Module
NO
YES
YES
Abnormal Alert tone
END
YES
Check the PIN 17, 26 of
CN200
Is there alert wave?
Alert is ok?
Alert tone On by pushing the key
*#0289#
C
4
1
3
1
N
F
U1107
270PF
C407
100N F
33 K
R403
56 K
R405
R40
2
100 K
C40
2
4.7UF
6.3V
4.7NF
U110 9
C404
22N F
R
4
0
9
3
.3
K
VCCD
100N F
U1106
C
4
1
4
1
0
0
N
F
VBA
T
7
V
D
D
9
V
R
E
F
V
S
S
8
/C S
29
3
/I
R
Q
/RD
31
/R
S
T
4
28
/W R
19
M
T
R
5
N
C
P
L
L
C
6
17
S
P
O
U
T
1
S
P
O
U
T
2
18
15
SPVD D
S
P
V
S
S
16
21
D
7
20
EQ 1
12
13
EQ 2
EQ 3
14
HPOUT-L/MONO
10
11
HPOUT-
R
IOVDD
32
L
E
D
2
30
A0
1
C
L
K
I
D0
27
26
D1
25
D
2
D
3
24 23
D
4
D
5
22
D
6
U40 1
33K
R404
YMU_LED
CP_OEN
D
(5
)
D
(6
)
D
(7
)
D
(4
)
D
(3
)
D(1)
D(0)
CP_WEN
A(0 )
YMU_EN
D
(2
)
Y
M
U
_
S
P
K
1
P
CLK13M_YMU
Y
M
U
_
S
P
K
1
N
Y
M
U
_
V
IB
_
E
N
YMU_IR Q
RST
