- 135 -
1
F
DCS 1800 RX
TX_VCO_EN_1_N
HIGH
DRAWING
6
B
Close to Pin 1
HIGH
HIGH
HIGH
A
4
2
ANT_SEL2
HIGH
Sheet/
(1%)
(PPS)
LOW
LG(42)-A-5505-10:01
7
HIGH
925-960 MHz
Designer
Rev_1.0
F
LOW
(1%)
B
ANT_SEL1
PCS 1900 RX
HIGH
HIGH
D
(PPS)
2
(PPS)
HIGH
GSM 900 TX
(VDDA_32_34_36)
D
DRAWING
LOW
1930-1990 MHz
MODEL
1805-1880 MHz
Section
LOW
(VDDA_24_26_27)
LOW
LOW
TX_VCO_EN_0_N
HDET
9
HIGH
Sheets
HIGH
A
(1%)
LOW
F
LOW
GSM/DCS/PCS
Date
WCDMA
3
DCS1800/PCS1900 TX
E
C
GSM
GSM_PA_BAND
LOW
ANT_SEL0
D
MODE
OFF
DCS/PCS
LOW
C
WCDMA
C
LOW
HIGH
HIGH
Sign & Name
15
E
Checked
GSM900
HIGH
4
NO.
5
E
Approved
Close to pin 10
HIGH
LG Electronics Inc.
5
14
8
D
1
GSM900 RX
C
16
(1%)
SW100
KMS-507
ANT
G1
G2
RF
06/29/2006
D2
1/6
RF
(VDDA_7_45)
E
DCS1800/PCS1900
R129
100ohm
NA
C169
3300
R140
C135
390p
1000p
C173
100p
C82
10u
C141
0.01u
C198
L131
1.2nH
8p
C162
L504
NA
C106
33p
C103
1000p
C105
56p
82
R110
R119
130
L119
15nH
R100
10K
R115
15
C118
R117 100ohm
33p
2.2p
R637
C158
1000p
C133
22p
0
R642
100p
C186
C184
0.1u
22u
C120
C159
1000p
R107
15K
R121
180
0.1uF
C150
C195
1u
L503
3.3nH
ANT
8
1
GND1
3
GND2
GND3
6
GND4
9
GND5
2
GND6
4
7
GND7
10
GND8
GND9
12
RX
51
1
TX
SAYDT1G95AF0B00R05
FL509
C168
NA
C102
56p
1200p
33p
C188
C117
4.7K
R141
L111
47nH
C197
10p
C148
C609
100p
NA
5.6nH
L120
SBST
44
TCXO
33
UMTS_TUNE
25
7
VDDA1
VDDA2
24
VDDA3
26
27
VDDA4
VDDA5
32
34
VDDA6
VDDA7
36
45
VDDA8
41
VDDM
3
VDDRF1
VDDRF2
12
19
VDDRF3
IMIXM
8
IMIXP
9
LO_OUT
28
PGND
49
PLNA_BIAS
15
16
PLNA_IN
13
PLNA_OUT
PMIXM
10
11
PMIXP
21
RX_IM
RX_IP
20
RX_QM
23
22
RX_QP
R_BIAS
46
SBCK
42
43
SBDT
30
CP_OUT
31
FAQ
48
GLNA_BIAS
GLNA_IN
47
GLNA_OUT
1
GMIXM
5
GMIXP
6
GND
4
35
GPS_TUNE
GRX_IM
39
GRX_IP
40
GRX_QM
37
38
GRX_QP
17
ILNA_BIAS
ILNA_IN
18
14
ILNA_OUT
U107
RFR6250E
2
BLANK
CP_DUMP
29
0.1u
C180
C132
120p
L118
12nH
22n
C138
100nH
10u
L130
C152
12p
56p
C165
C191
C192
1.2p
C196
C604
0.1u
10u
NA
6.2K
R112
C176
R130
4.7
0.1u
C111
1.5nH
L502
C128
120p
0.01u
1nH
C161
B2
OUT
A1
RFIN_EN
A2
VDD
L109
U106
LMV225TLX
GND
B1
C157
ANT100
4.7u
47nH
L113
1000p
C131
L501
47nH
L127
3.9nH
0.01u
C160
R114
27
19.2MHz
X100
TG-5001LA-19.2MHz
2
GND
3
OUT
VCC
4
VCONT
1
R138
51
OUT1
3
OUT2
VCONT
4
VDD
6
U100
UPG2010TB-E3
GND
2
5
IN
1
27nH
L505
C110
33p
C122
R108
33p
1.8nH
L102
2.2nH
NA
C603
10u
C175
R126
47p
27nH
L124
10p
C194
C140
0.01u
3.9n
C199
C81
0.1u
R120
220
56p
C100
12nH
L122
15nH
L114
15p
C144
C134
10
R104
ECHU1C392JX5
3.9n
C146
33p
33p
C153
C156
4700p
0.1u
C163
49.9
R131
R137
11.3K
C174
0.01u
1K
R132
5p
C181
C129
68p
R118
NA
51
2
IN
1
OUT
C171
4
50OHM
COUP
3
33p
C115
B7827
G1
2
G2
5
IN
1
O1
3
O2
4
C124
FL101
C166
1.5u
1000p
L105
2.2uH
VDDA12
41
VDDA13
48
50
VDDA14
VDDA15
52
VDDA16
54
56
VDDA17
5
VDDA2
7
VDDA3
VDDA4
10
15
VDDA5
23
VDDA6
VDDA7
26
27
VDDA8
31
VDDA9
43
VDD_M
VTUNE_REF
8
46
SBST
TCXO
6
19
TX_IN
18
TX_IP
40
TX_MOD_CP
TX_QN
17
16
TX_QP
TX_VCO_FB
42
53
UMTS1900_OUT
51
UMTS2100_OUT
UMTS800_OUT
55
VCONTROL
49
9
VCO_TUNE
VDDA1
4
VDDA10
36
39
VDDA11
GSM1800_INP
35
24
GSM1900_INN
GSM1900_INP
25
GSM850_INN
21
GSM850_INP
22
38
GSM900_INN
GSM900_INP
37
47
RF_ON_TX_ON
14
RX_IN
RX_IP
13
RX_QN
12
11
RX_QP
RX_VCO_IN
32
R_BIAS
33
SBCK
44
SBDT
45
RTR6250D
2
CP1
CP2
30
CP_HOLD1
1
CP_HOLD2
29
DAC_REF
20
3
FAQ1
28
FAQ2
GND_SLUG
57
34
GSM1800_INN
U101
0.1u
18nH
L115
C116
10p
C182
80.6K
R135
R643
0
C177
G1
5
G2
3
G3
1
IN
OUT
4
100p
EFCH1950TDC1
FL102
2
L107
2.2uH
R122
270
0
R109
1000p
NA
L126
C109
C104
NA
680p
C172
0.01u
C193
1.2p
C608
C164
3.3nH
PIN_DIREC2
UMTS1
9
7
UMTS2
14
VC1
VC2
15
16
VC3
13
VDD
GND3
GND4
5
GND5
8
GND6
10
12
GND7
17
GND8
GND9
18
3
GSM1800_1900TX
GSM1800_RX1
21
22
GSM1800_RX2
GSM1900_RX1
23
24
GSM1900_RX2
GSM900TX
6
GSM900_RX1
19
20
GSM900_RX2
PIN_DIREC1
25
26
LMSP54MA-543
FL508
11
ANT
GND1
1
GND2
2
4
L110
5.6nH
2
GND1
4
GND2
6
GND3
GND4
7
8
GND5
12
GND6
GND7
13
14
GND8
OUT_DCSPCS
5
OUT_GSM
1
SW1
9
SW2
11
VB
3
10
VC
MQW5V0C869M
U103
C145
15p
2.2uH
L108
68K
RT100
L103
2.2uH
470p
C80
C167
0.1u
100ohm
R116
R128
0
C155
100p
C127
0.01u
0.1u
C183
33p
C142
1000p
C121
0.068u
2
45
31
C190
KRX102E
TR100
L121
47p
C108
15nH
0.1u
C149
R106
10
C185
100p
0
R139
C139
R111
82p
6.2K
C107
47p
1nH
L101
1000p
10K
R133
C151
R125
0
C170
22p
1.5nH
L123
R113
47
C143
VBATT
2
VCC1A
6
VCC1B
0.1u
DCS_PCS_OUT
ENABLE
18
GND1
5
GND2
7
8
GND3
GND4
9
10
GND5
GND6
12
13
GND7
GND8
14
GND9
16
4
GSM_IN
11
GSM_OUT
21
PGND
19
RSVD_GND
VAPC
20
17
SKY77328
U102
BS
1
DCS_PCS_IN
3
15
ANT101
27p
L506
NA
C189
FB100
L125
1.5nH
C178
10p
C179
0.1u
0.1u
C119
R124
1K
ANT102
2.2nH
L106
C154
100p
47p
18nH
C126
L112
5
470K
R136
AWT6277R
U606
GND1
3
GND2
6
7
GND3
9
GND4
GND5
11
2
RFIN
RFOUT
8
VCC1
1
10
VCC2
4
VMODE
VREF
C125
0.01u
NA
C101
11.3K
R105
51
R123
RF_OUT
VREG_RFRX_0_2.85V
AC_T_N
VREG_RFTX_2.85V
VREG_RFTX_2.85V
+VPWR
VREG_RFRX_1_2.85V
GSM_PA_EN
GSM_PA_BAND
VREG_RFTX_2.85V
VREG_RFTX_2.85V
RX_QP
RX_QM
RX_IP
RX_IM
IMT_RX_P
IMT_RX_M
ILNA_OUT
GSM_TX_VCO_0_EN_N
VREG_MSMP_2.7V
VREG_RFTX_2.85V
PA_THERM
VREG_TCXO_RFR
SBST
SBDT
SBCK
ANT_SEL0
ANT_SEL2
PA_ON
VREG_RFTX_2.85V
HDET1
PA_ON
VREG_RFTX_2.85V
VREG_TCXO_2.85V
DAC_REF
TX_IM
TX_IP
TX_QM
TX_QP
ILNA_OUT
ANT_SEL1
VREG_RFRX_0_2.85V
PA_R0
VREG_TCXO_2.85V
VREG_SYNTH_2.85V
VREG_RFTX_2.85V
VREG_TCXO_RFR
VREG_RFTX_2.85V
GSM_PA_RAMP
+VPWR
VREG_RFTX_2.85V
GSM_TX_VCO_1_EN_N
TCXO_PM
IMT_RX_M
IMT_RX_P
SBCK
SBDT
SBST
VREG_MSMP_2.7V
TRK_LO_ADJ
RF_ON_TX_ON
TX_AGC_ADJ
RX_IM
RX_IP
RX_QM
RX_QP
Z3X-BOX.COM
Summary of Contents for L601i
Page 1: ...Date October 2006 Issue 1 0 Service Manual Model L601i Service Manual L601i Z 3 X B O X C O M ...
Page 3: ... 4 Z 3 X B O X C O M ...
Page 45: ...3 TECHNICAL BRIEF 46 Figure PM6650 2 Functional Block Diagram Z 3 X B O X C O M ...
Page 105: ...4 TROUBLE SHOOTING 106 Audio AMP 22 and 23 pin of CN501 Z 3 X B O X C O M ...
Page 109: ...4 TROUBLE SHOOTING 110 Ear_sense_n pin R506 R507 R505 Z 3 X B O X C O M ...
Page 112: ...4 TROUBLE SHOOTING 113 Q400 Q401 VBAT T GND Z 3 X B O X C O M ...
Page 125: ...5 DOWNLOAD 126 Click on X button to use another function Z 3 X B O X C O M ...
Page 130: ...6 BLOCK DIAGRAM 131 6 2 Interface Diagram L601i Interface Diagram Z 3 X B O X C O M ...
Page 132: ...6 BLOCK DIAGRAM 133 Top Side Z 3 X B O X C O M ...
Page 133: ... Bottom Side 6 BLOCK DIAGRAM 134 Z 3 X B O X C O M ...
Page 141: ... 142 8 PCB LAYOUT Z 3 X B O X C O M ...
Page 142: ... 143 8 PCB LAYOUT Z 3 X B O X C O M ...
Page 143: ... 144 8 PCB LAYOUT Z 3 X B O X C O M ...
Page 144: ... 145 8 PCB LAYOUT Z 3 X B O X C O M ...
Page 145: ... 146 Z 3 X B O X C O M ...
Page 151: ... 152 Z 3 X B O X C O M ...
Page 153: ... 154 Z 3 X B O X C O M ...
Page 176: ...Note Z 3 X B O X C O M ...
Page 177: ...Note Z 3 X B O X C O M ...