4. TROUBLE SHOOTING
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4.6.2 Checking Ant. SW Module
Refer to chapter 4.4
4.6.3 Checking RF Tx level
TP1
TP3
TP2
LOW
DCS/PCS TX
LOW
IN_A
DCS RX
PCS RX
LOW
HIGH
LOW
HIGH
ANTENNA SWITCH MODULE LOGIC
(1%)
IN_C
HIGH
HIGH
GSM900 RX
HIGH
LOW
LOW
HIGH
HIGH
LOW
LOW
GSM/EDGE
GSM 850 RX
HIGH
LOW
HIGH
UMTS 1900
HIGH
LOW
LOW
UMTS 850
HIGH
GSM900/GSM850 TX
LOW
IN_B
HIGH
0.5p
C1828
NA
L117
R1000
1K
NA
L121
33p
C1009
KMS-507
ANT
G1
G2
RF
SW100
56nH
L105
33p
C1046
33p
C1023
1K
R1001
NA
L116
C1000 56p
68p
C1038
C1007
33p
NA
L104
100p
C1511
L172
4.7nH
1
IN
3
O1
4
O2
B7837
FL102
2
G1
5
G2
R1008
2.2K
4p
1K
R1002
C1014
100p
C1056
51p
0.75p
C1001
33p
C1008
33p
C1019
0.5p
C1827
15
TX_EN
VBATT
4
VCC21
8
VCC22
18
13
VCC_OUT
VRAMP
6
5
VREG
BS
2
1
DCS_PCS_IN
DCS_PCS_OUT
16
9
GND1
11
GND2
GND3
12
GND4
14
15
GND5
GND6
17
GSM_IN
7
GSM_OUT
10
19
PGND1
PGND2
20
21
PGND3
3
U102
AND0041
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
6.8nH
L402
33p
C1011
0.1uF
C1010
ANT100
L1001
6.8nH
NA
L103
WCDMA_800
WCDMA_1900
Schematic of RF TX Level
TP1
TP2
TP3
Содержание CU500 - Cell Phone
Страница 1: ...Date June 2006 Issue 1 0 Service Manual Model CU500_TU500 Service Manual CU500_TU500 ...
Страница 3: ... 4 ...
Страница 41: ...3 TECHNICAL BRIEF 42 Figure PM6650 Functional Block Diagram ...
Страница 68: ...4 TROUBLE SHOOTING 69 4 1 RF Component Bottom Side 4 TROUBLE SHOOTING ...
Страница 69: ...4 TROUBLE SHOOTING 70 ...
Страница 73: ...4 TROUBLE SHOOTING 74 Check R400 of PMIC U400 Check R223 of MSM U200 ...
Страница 77: ...4 TROUBLE SHOOTING 78 For testing Max power of UMTS 1900MHz is needed ...
Страница 85: ...4 TROUBLE SHOOTING 86 ...
Страница 87: ...4 TROUBLE SHOOTING 88 ...
Страница 91: ...4 TROUBLE SHOOTING 92 ...
Страница 93: ...4 TROUBLE SHOOTING 94 D701 VREG_MSMC VREG_MSME VREG_MSMA VREG_MSMP VREG_TCXO C1133 48Mhz X400 32 768Mhz ...
Страница 95: ...4 TROUBLE SHOOTING 96 R300 Q401 Q400 ...
Страница 98: ...4 TROUBLE SHOOTING 99 Q501 X 200 U505 ...
Страница 105: ...4 TROUBLE SHOOTING 106 CN602 CN1 ...
Страница 107: ...4 TROUBLE SHOOTING 108 C102 C104 R200 R201 ...
Страница 109: ...4 TROUBLE SHOOTING 110 CN602 SPK_LP L N SPK_RP RN AMP block ...
Страница 111: ...4 TROUBLE SHOOTING 112 MIC U303 ...
Страница 113: ...4 TROUBLE SHOOTING 114 Mic input 5 4 2 1 3 6 Headset detect port ...
Страница 129: ...5 DOWNLOAD 130 3 NV Restore error When you meet the NV Restore error ...
Страница 130: ...5 DOWNLOAD 131 Connect to the phone Click on Cancel ...
Страница 135: ...Table 6 1 1 RF Block Component 6 BLOCK DIAGRAM 136 ...
Страница 138: ...6 BLOCK DIAGRAM 139 Top Side ...
Страница 139: ...6 BLOCK DIAGRAM 140 Bottom Side ...
Страница 147: ... 148 8 pcb layout ...
Страница 148: ... 149 8 pcb layout ...
Страница 149: ... 150 8 pcb layout ...
Страница 150: ... 151 8 pcb layout ...
Страница 151: ... 152 ...
Страница 157: ...9 CALIBRATION 158 9 3 HOT KIMCHI Example Choose Exe_Cu500Ag_100 ...
Страница 158: ...9 CALIBRATION 159 Click APPLY button Click START button ...
Страница 161: ... 162 ...
Страница 185: ...Note ...
Страница 186: ...Note ...