4. TROUBLE SHOOTING
- 82 -
4. 5. 4 Check RF Rx Level
NA
L117
KMS-507
ANT
G1
G2
RF
SW100
56nH
L105
NA
L116
C1000 56p
C1007
33p
NA
L104
4p
C2001
R1002
C1014
100p
0.75p
C1001
33p
C1019
C1910 27p
30
NC9
PGND1
29
31
PGND2
RX1
5
4
RX2
RX3
3
2
RX4
21
TRX1
19
TRX2
TX1
13
TX2
11
25
VDD
GND1
1
6
GND2
12
GND3
18
GND4
GND5
20
GND6
22
GND7
24
NC1
7
32
NC10
8
NC2
NC3
9
10
NC4
14
NC5
NC6
15
16
NC7
NC8
17
CXG1198AEQ
U100
23
ANT
CTL-A
26
27
CTL-B
CTL-C
28
ANT100
L1001
6.8nH
NA
L103
WCDMA_800
WCDMA_1900
(0:R
(1%)
82p
C1084
C1090
0.5p
R1032
22
C1078
100p
NA
C1085
L145
5.6nH
15nH
L152
C1823
NA
B7838
FL109
2
G1
5
G2
1
IN
3
O1
4
O2
3.3p
C1087
L153
1.5nH
C1
UMTS_H_IN
4
UMTS_H_OUT
11
UMTS_L_BIAS
2
UMTS_L_IN
1
13
UMTS_L_OUT
15
VDDA
VDDM
9
GND1
5
6
GND2
GND3
12
GND4
14
17
PGND
R_BIAS
16
7
SBCK
10
SBDT
SBST
8
UMTS_H_BIAS
3
RFL6202
U109
L149
4.7nH
47nH
L148
L141
68nH
R1033
22
VREG_MSMP_2.7V
100p
C1091
C1081
0.1uF
2.7p
C1121
8.2nH
L154
C1079
100p
C11
0.1uF
100p
C1092
100
R1041
0.1uF
C1089
C1109
12p
100p
C1080
C1083
82p
BS
C2
FB
A2
GND
B1
A3
OUT
A1
RFIN1
RFIN2
C1
C3
SD
B3
VDD
U107
LMV232TLX
C1088
100p
100p
C1082
L143
6.8nH
10nH
L142
R1038
5.62K
NA
C1086
NA
L147
2.7p
C1117
G2
1
IN
3
O1
4
O2
B7847
FL110
G1
2
5
L150
C1824
NA
VREG_RFRX_2.85V
C1093
0.1uF
HDET_EN
HDET_B
RF_SBCK
RF_SBDT
RF_SBST
TP1
TP2
TP3
Vbias
TP4
Vbias’
TP3’
TP2’
TP4’
Summary of Contents for CU500 - Cell Phone
Page 1: ...Date June 2006 Issue 1 0 Service Manual Model CU500_TU500 Service Manual CU500_TU500 ...
Page 3: ... 4 ...
Page 41: ...3 TECHNICAL BRIEF 42 Figure PM6650 Functional Block Diagram ...
Page 68: ...4 TROUBLE SHOOTING 69 4 1 RF Component Bottom Side 4 TROUBLE SHOOTING ...
Page 69: ...4 TROUBLE SHOOTING 70 ...
Page 73: ...4 TROUBLE SHOOTING 74 Check R400 of PMIC U400 Check R223 of MSM U200 ...
Page 77: ...4 TROUBLE SHOOTING 78 For testing Max power of UMTS 1900MHz is needed ...
Page 85: ...4 TROUBLE SHOOTING 86 ...
Page 87: ...4 TROUBLE SHOOTING 88 ...
Page 91: ...4 TROUBLE SHOOTING 92 ...
Page 95: ...4 TROUBLE SHOOTING 96 R300 Q401 Q400 ...
Page 98: ...4 TROUBLE SHOOTING 99 Q501 X 200 U505 ...
Page 105: ...4 TROUBLE SHOOTING 106 CN602 CN1 ...
Page 107: ...4 TROUBLE SHOOTING 108 C102 C104 R200 R201 ...
Page 109: ...4 TROUBLE SHOOTING 110 CN602 SPK_LP L N SPK_RP RN AMP block ...
Page 111: ...4 TROUBLE SHOOTING 112 MIC U303 ...
Page 113: ...4 TROUBLE SHOOTING 114 Mic input 5 4 2 1 3 6 Headset detect port ...
Page 129: ...5 DOWNLOAD 130 3 NV Restore error When you meet the NV Restore error ...
Page 130: ...5 DOWNLOAD 131 Connect to the phone Click on Cancel ...
Page 135: ...Table 6 1 1 RF Block Component 6 BLOCK DIAGRAM 136 ...
Page 138: ...6 BLOCK DIAGRAM 139 Top Side ...
Page 139: ...6 BLOCK DIAGRAM 140 Bottom Side ...
Page 147: ... 148 8 pcb layout ...
Page 148: ... 149 8 pcb layout ...
Page 149: ... 150 8 pcb layout ...
Page 150: ... 151 8 pcb layout ...
Page 151: ... 152 ...
Page 157: ...9 CALIBRATION 158 9 3 HOT KIMCHI Example Choose Exe_Cu500Ag_100 ...
Page 158: ...9 CALIBRATION 159 Click APPLY button Click START button ...
Page 161: ... 162 ...
Page 185: ...Note ...
Page 186: ...Note ...