Samsung SGH-Z110V Service Manual page 49

Transmitter
ANT100
CN100
KMS-158
1 2
1 2
C108
L101
33PF
3.3nH
AN T
L102
C178 L117 C111
1.2PF 15nH NC 33nH
R101 10
VREG_RFRX
U100
GN06011L01SA
C116 3
1NF
ANT
6 VD D
GSM-TX 1
9 UMTS
16 IN_A GSM-RX
15 IN_B
UMTS_ANT DCS-RX
14
IN_C DCS-TX
G GG GG G
24 78 10 12
R103
1K
GSM_ANT_SEL2_N
C124
C125
33PF
33PF
R106
1K
GSM_ANT_SEL1_N
C129
C130
33PF 33PF
R108
1K
GSM_ANT_SEL0_N
C139
C140
33PF 33PF
GSM_BAN D
C159
10nF
GSM_PA_PWR_SV
C161
10nF
VBATT
C164
C165 C166
100UF
100nF 47PF
6.3V
R125
R126
8.2K
10K,1%
GSM_PA_PWR_CTL
C171
C172 C173 C174
330PF
180PF 1.2PF 1NF
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L104
F100 10nH
B7837
C117 L105 GSM_RXP
39PF 3
4.7nH
OUT
5 1 R102 L106
L107
11 IN
4 NC 18nH
GG OUT 10nH
13
L108
GSM_RXM
2 5
NC
L109
2.2nH
F101
C122 C123 B7844 DCS_RXP
3
39PF 39PF
OUT
1 R104
L111 L110
IN
4 NC
2.2nH 5.6nH
GG OUT
L112 DCS_RXM
2 5
10nH
C146
C147
0.75PF 2PF
C151 L115
2PF 8.2nH
L116 C152
NC
6.8nH
C160
1NF
R117 R118
180 180
46 37
48 47 45 41 40 39
52 51 50 49 44 43 42 38
53 C168
GN D 36
54 1N F
GN D NC
1 35
NC VCC2DCS/PCS
34 TXVCO
VCC2GSM GN D
3
33
NC NC
32
4
GN D GN D
31
5 U102
GN D DCS/PCSOUT
RF5146
30
6
GSM850/900OUT GN D
7 29
GN D NC
8
28
NC NC
9
NC NC 27
10
26
NC NC
11
NC NC 25
12
NC
14 15 16 17 18 19 20 21 22 23 24
13
C177
C176 100PF
10nF
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VREG_RTR
L100
BLM15HG102SN1D
C100 C101 C102 C103 C104 C105
100N F 10NF 33PF 1N F 15PF 10pF
VREG_RFTX
TX_Q P
C107
150PF
C109
150PF
TX_Q M
TX_I P
C112
150PF
52 51 50 49 48 47
C113
150PF 53
NC
54 NC
TX_IM
1
TX_Q N
2
TX_IP
3
TX_IN
4
VREG_RTR VDDA
5
C118
RX_Q P RX_Q P
100NF
6 RX_Q N
RX_Q M
7
RX_I P RX_I P
8
RX_I M RX_I N
9
SYNTH_LOCK LOCK
10
R105 SBCK SBCK
10K
11 SBD T
SBD T
VDD_P
12
SBST SBST
13
RF_ON_TX_ON RF_O N
C133
14 15 16
100PF
L113
BLM15HG102SN1D
VDD_ P
C136
C138
100nF
33PF
VREG_BT
C144 C145
33PF 100nF
C148
270PF
C153 C154 C155 C156
C157 C158
33PF 4.7UF
15pF 1N F 10nF
100nF
OSC100
MQW510C869M
12 8
R113
R114 30 5
OUT1 82
10
VC
R115 30 1
OUT2
14 C162
C163
G
SW 1S W2 G GG 120PF R116 1.5NF
G G G
39
R119 R120
9 11
2 4 3 6 7 13
180 180
R121 R122
C167
68
120
22NF
C169
R123
33PF
100 R124
100
R127 R128 C170
15pF
82 82
R129
100
C175
15pF
7- 22
F low Chart of Troubleshooting
R100
1K
TX_AGC_AD J
C106
4.7nF
46 45 44 43 42 41 40 39 38
C114
37
TX_MOD_CP MOD_CP 33P F
36
VDD A
35
TX_VCO_I N TXVCO
34
VDD A
33
DCS_INP DCS_RXP C120 C119 C121
33PF 1N F 100nF
32
DCS_INN DCS_RXM
U101
31
RTR6200-48BCCP
VDD A
30
EGSM_INP GSM_RXP
29
EGSM_INN GSM_RXM C126
C127
33PF 100nF
28
PLL2_VCO_I N
27
C128 10nF
CP_HOLD2
26
FAQ 2 FAQ2
25
CP2 C131 C132
27pF 27p F
RX_VCO
17 18 19 20 21 22 23 24
R107
100
C134
C135
39PF
1NF
C137
10nF
CP2
L114
R109
BLM15HG102SN1D
R110
3.3K
11.3K,1%
VREG_SYN T
C141
2.7N F C142 C143
33P F 1N F
R111
10K
R112
10
VREG_BT
C149
C150
10UF
33PF
6.3V
VREG_RFTX
MOD_CP
DCS_VCO_EN_N
GSM_VCO_EN_N
VREG_RTR
C115
100nF
VREG_RTR