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SGH-E100 Flow Chart of Troubleshooting
7-
12
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Speaker
MELODY IC
R409
T52
91K
R408
NC
100NF
C406
C404
1UF
10V
C405
100NF
31
/RST
4
28
/WR
C410
120PF
18
15
SPVDD
SPVSS
16
7
VDD
9
VREF
8
VSS
/CS
29
3
/IRQ
/RD
10
11
HPOUT-R
IOVDD
32
LED
2
19
MTR
5
NC
PLLC
6
17
SPOUT1
SPOUT2
D3
24
23
D4
D5
22
21
D6
D7
20
EQ1
12
13
EQ2
EQ3
14
HPOUT-L/MONO
YMU762 MA-3
U402
30
A0
1
CLKI
D0
27
26
D1
25
D2
10V 1UF
C408
C401
27PF
100NF
C409
10NF
C407
330
R400
R406
IN
2
NC
1
OUT
4
VCC
5
33K
VDD3
TC7SH04FU-TE85L
U403
GND
3
33K
R411
VDD3
1NF
C403
33K
C411
4.7NF
R404
3.3K
R403
VDD2
M_RST
VIB
EARP_HF
MEL_13M
HD(0)
HD(1)
HD(2)
HD(3)
HD(4)
HD(5)
HD(6)
HD(7)
VDD_AMP
HRD_N
MELODY_CS
AMP_P
AMP_N
HA(1)
HWR_N