![background image](http://html.mh-extra.com/html/samsung/sgh-g800/sgh-g800_service-manual_1190726075.webp)
SAMSUNG Proprietary-Contents may change without notice
Flow Chart of Troubleshooting
10-
29
This Document can not be used without Samsung's authorization
Tx On
RF Input : 9750CH
Tx Power : 24dBm
No
Check
PAM100, VBAT
Check
PAM100, L205, C253
Check CPL200
, C245
4
5
6
7
10-2-8. UMTS Tx
Nomal
Condition Catch
The Channel
RFS101 Pin #3
≥
20dBm ?
No
Check and change
RFS101
No
Yes
Check soldered status of
ANT, L114, R101, C101
Yes
Check soldered status of
C100, L100
No
Yes
PAM100
pin #1,27 : Low
pin # 28 : High
1
2
3
PAM100 pin #8
≥
20dBm ?
Yes
Check and change
UCP300
PAM101
pin #26
≥
3.7V
?
Yes
No
DUP200
pin #2
≥
20dBm ?
No
Yes
CPL200
pin #1
≥
20dBm ?
Yes
No
Check
PAM200
8
Summary of Contents for SGH-G800
Page 48: ...Flow Chart of Troubleshooting 10 2 ...
Page 53: ...Flow Chart of Troubleshooting 10 7 ...
Page 56: ...Flow Chart of Troubleshooting 10 10 ...
Page 60: ...Flow Chart of Troubleshooting 10 14 ...
Page 62: ...Flow Chart of Troubleshooting 10 16 ...
Page 64: ...Flow Chart of Troubleshooting 10 18 ...