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Flow Chart of Troubleshooting
9-19
9-2-4. DCS Tx
2
Check U101
pin 15 : about
2~3 dbm?
Check and
change
UCP300
,
UCP200
Check U101
pin 6 : 2.8V ?
No
No
Yes
PAM100 pin 9
:about 4~5dbm?
Yes
1
No
Check and
change
CON100
,
L106,L108
Yes
U101
check & change
3
PAM100 pin 15
: 3.7V ?
4
Battery,
UCP200
check & change
No
Yes
UCP200
check
PAM100 pin 14
: 1.2V ?
5
No
Yes
PAM100 pin 9
:about -5dbm?
No
Yes
PAM100 pin 3
: 3V ?
6
UCP200
check
No
U101 pin 12,13,
28,29 : 2.9V ?
8
Yes
UCP200
change or resolder
No
PAM100
change or resolder
Yes
U101
change or resolder
7
CONTINUS TX ON CONDITION
TX POWER DAC : 560 CODE
APPLIED
CH : 698CH(DCS),
660CH(PCS)
RBW : 100KHz
VBW : 100KHz
SPAN : 10MHz
REF LEV : 10dBm
ATT : 20dB
Summary of Contents for SGH-C240
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Page 38: ...Flow Chart of Troubleshooting 9 6 1 2 2 ...
Page 40: ...Flow Chart of Troubleshooting 9 8 1 2 ...
Page 42: ...Flow Chart of Troubleshooting 9 10 1 ...
Page 45: ...Flow Chart of Troubleshooting 9 13 1 2 3 4 4 5 ...
Page 47: ...Flow Chart of Troubleshooting 9 15 1 2 3 4 4 5 ...
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