Service Manuals, User Guides, Schematic Diagrams or docs for : Samsung GSM SGH-X100 Circuit
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1 2 3 4 5 6 7 8 9 10 11 12
ANT100 VCC_RX_TX
A CN100
KMS-520
1 NC 1 1
A
4 4 4
G
G
G
G
A
C
U104 U105 U106
1
2
3
4
5
6
R100
0
BCR10PN BCR10PN BCR10PN
NC 3 2 3 2 3 2
C100 C101 5 5 5
L100 6 6 6
NC NC
F100 NC
C109 LE72E
NC 3
OUT DCS_PCS_TX PCS_RX EGSM_TX ANT_SW1
1 L103 L102
IN
4 NC
G GOUT NC C102 R103 C103 R101 C104 R102
L104 10PF 100K C105 NC NC 10PF 100K
2 5
C108 NC NC C107
39PF NC
B B
ANT_SW2
L105 ANT_SW3
F101 2.2nH
C110 B7820
39PF 3
OUT
1 L107 L106
U100 IN 4 15nH
OUT 2.2nH
SHS-M090T L108 G G
5
15nH 2 5
L109 33nH ANT 1
EGSM_TX 8 VC1 GSM-TX L110 VCC_RX_TX
3 F102 3.9nH
L111 33nH DCS/PCS-TX C112 C113
4 VC2 9 C114 856079
DCS_PCS_TX PCS-RX
7 39PF 3 8.2PF 100NF
L112 NC GSM-RX 11 OUT L114
PCS_RX 10 VC3 1 L115
DCS-RX IN
4 3.9nH 12nH
G OUT
G
G G L116
G G G
8.2nH 2 5
C 2 6 12 13 14 VCC_RF_VCO C
C115 C116
8.2PF 100NF
PON_SYNT
C118 L121
PON_RX
33PF 3.9nH
VCC_SYN
C119 C120 C122 C121
100PF 100PF 8.2PF 100NF
D D
VCC_TX_BURST
R104
3.6K
C127 C126 C123
1NF 1UF 1.8NF
C125 R105 C124
390PF 2.2K 150PF
U101
10 8 12 RF3140
C128
VCC
VCC2
VCC2
R108
6.8NF
L120 18 OSC100
VBAT ANT_SW3 2 BAND DCSIN 1
NFM18PC104R1C3D R107 0 3 TXEN GSM850/900IN 7
TXVCO_SW3 11 7 30 29 28 27 26 25 24 23 22 21
1 3 4 VBATT PCSOUT 11 R110 R111 31
VCC1
VCC2
RFVCC
FESW2
FESW1
RFLOVCC
GNDTUNE
RFTUNE
RFVCOVCC
SYNON
RXON
SYNVCC
RFCPO
C131 C129 C132 5 VREG 9 200 200 2
C471 1 BAND
100UF VDD2 GSM850/900OUT OUT2
100UF 10UF 47PF L117 6 VRAMP 5 32
OUT1 GSMIA
GND
6.3V 10nH 8 CONTROL
E BAND 4 20
E
GND
GND
GND
GND
L119 L118 RFCPVCC VCC_CP
NC
C130 33
R112 GSMIB
47NF 13 15nH NC 19 C133 C134
18 EN
10 12 9 6 3 34 100NF 8.2PF
RFGND1
18
R113 CLK
R114 35 PCSIA
200 200 17
R115 R116 DATA
36 PCSIB RF_EN_SYNT
5.1K 8.2K
RAMP U103 16
REFVCC
37 RFGND2 UAA3536HN/C3 RF_BBI_CLK
R118 R122
C135 15 R120
C137 C138 REFIN
38 DCSIA 10 RF_BBI_DATA
R124 1K C139
220PF 180PF 14
330PF TXVCO_SW2 REFGND 470PF
120 120 39
DCSIB
13 C142 C141
TXVCO_SW1 CLKFDBX
R123 1K 40 FESWON 1NF 220NF
12 R125 C143
C136 42 CAFCSUP
C140 GND2 220K NC
10PF 43 11
10PF GND3 CLKOUT OUT VCC
TXCPVCC
EXTRES
44 GND4
TXCPO
R126
IFVCC
TXRFI
TXON
GND1
F 45 NC1 F
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