Samsung SGH-X105 Service Manual page 21

SG H- X105 F low Chart of Troubleshooting
25 24 23 22 21 20
26
D1
DL(1)
27
DL(0) D0
28
CP_WENL
/WR
29
/CS
YMU_EN
30
A0
A(0)
VCCD
31
CP_OENL /RD
32
IOVDD
1
C213
100PF
R209
0
YMU_LED
YMU_IRQ
RST
19 18
U201
HPOUT-L/MONO
2 3 4 56 7 8
C219
1NF
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C202 C203
17
27PF 27PF
16
15
SPVD D
R203
14
EQ3
13
EQ2
12
C208
EQ1
22NF
11 R206
HPOUT-R
33K
10
9
C214
100NF
VCCD
C218
C220
4.7UF
100NF
6.3V
4- 11
1
SPEAKE R
C201
NC
2
CN205- 1
VBAT
51K
R205
15K
C206
270PF
R207
C209
C210
NC
4.7UF
NC
6.3V
C207
100N F