4. TROUBLE SHOOTING
- 60 -
Check SW500.ANT, RF with RF
Cable connected.
Open
Yes
Changing SW500
Check SW500.ANT,RF
with RF Cable disconnected
Short
Yes
Changing SW500
No
No
Check C539,C540
Check whether Ant SW
Set as TX mode
RRefer to Graph4-6
RRefer to Table 6-11
Yes
Check VC_EGSM,
VC_DCSPCS
Check RF Level of
FL500 Pin 5 (for GSM) & Pin 3 (for
DCS)
Pin5 : ~29.5dBm
Pin 3 : ~26.5dBm
No
Yes
No
Changing board
Go to 4.3.5 Checking PAM
control signal
END
For the test,
TX Stand alone Mode is needed. Refer to
chapter 11 (PL=7 for GSM, PL=2 for DCS)
Checking Flow
Table 4-3
VC_EGSM
VC_CDSPCS
0
0
ANT SW
DCS TX
EGSM TX
EGSM, DCS RX
0
1
0
1
Summary of Contents for S5000
Page 1: ...Date November 2005 Issue 1 0 Service Manual S5000 Service Manual Model S5000 ...
Page 3: ... 4 ...
Page 82: ...4 TROUBLE SHOOTING 83 4 12 KEY backlight Trouble Test Points Figure 4 21 ...
Page 101: ...5 DOWNLOAD AND CALIBRATION 102 9 Phone test Finish is shown in below screen ...
Page 103: ... 104 ...
Page 111: ... 112 8 PCB LAYOUT ...
Page 112: ... 113 8 PCB LAYOUT ...
Page 113: ... 114 ...
Page 121: ...10 STAND ALONE TEST 122 Figure 10 2 HW test setting Figure 10 3 Ramping profile ...
Page 125: ... 126 ...
Page 126: ... 127 ...
Page 128: ... 129 12 EXPLODED VIEW REPLACEMENT PART LIST ...
Page 129: ... 130 ...