Samsung SGH-Z620 Service Manual page 58

Flow Chart of Troubleshooting and Circuit Diagrams
BAT_VF
MIC2P
MIC2N
C225
EAR_R
EAR_L
MSMP_2.6V
R220 R221
EAR_SW
JACK_IN
ADC_BOOTSW
TXD_1
RXD_1
JIG_ON_IF
D+
D-
USB_VCC
VEXT
C205 C206
TCXO_2.85V
R239
C218
R241
L200
L201
C226 C207
C208
TA201
L203
L204
TA202
C209
R222
R238
ZD202
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VBAT
R240
VR225
MICBIAS_2.85V
C200 R202
C201 TA200
C204
VR217 VR218
VC040205X150R
VR219
VR220
C210
VC040205X150R
(0603)
R223 1K
(0603) R224 1K
(0603) R225 1K
R226 1K
(0603)
R227 6.8K
(0603)
R229
R231
R232
C232 C233
TXD_1_JTAG
RXD_1_JTAG
JIG_ON_IF_JTAG
D+_JTAG
D-_JTAG
9- 9
BTC200
1
1
2
2
3
3
4
NC
5
NC
6
NC
7
NC
R213
C202
C203
R217
VBAT
TA203
IFC200
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13 13
14 14
15
15
16 16
17
17
18 18
19
19
20 20
21
NC
22 NC
23 NC
24
NC
25 NC5
26
NC6