Samsung SGH-X500 Service Manual page 43

Gsm telephone
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VCCD_2.9
VBAT
R116
U105
1
VIN
2
GND
3 EN
C126
R600
C611
CLK13M_TR
C613
CLK13M_MC
CLK13M_WM
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VCCD_1.6
L100
5
SW
4
FB
C127
C128
RF_EN
R601
C614
RTX_IP
C615
R602
RTX_IN
RTX_QP
RTX_QN
SERDAT
SERLE
SERCLK
XOENA
VCCD_PLL
D1
VCCD_2.9
VRF_2.9
9
10
11
12
13
14
15
16
XOUT
8
BIP
7
BIN
6
5 BQP
U602
4 BQN
3 SDIO
_SEN
2
1 SCLK
35
34
33
32
31
30
29
28
27
26
OSC601
C622
C623
3
4
2
1
10-3
Flow Chart of Troubleshooting
C608
GSM_PAM_IN
C609
DPCS_PAM_IN
RFIPP
PCS_LNA_IN_P
17
RFIPN
PCS_LNA_IN_N
18
RFIDP
DCS_LNA_IN_P
19
RFIDN
DCS_LNA_IN_N
20
RFIEP
GSM_LNA_IN_P
21
RFIEN
GSM_LNA_IN_N
22
RFIAP
23
RFIAN
24
25
R603
AFC
C619
C624

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