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Flow Chart of Troubleshooting
10-2-5. DCS/PCS Tx
Check
UCD101 pin 16
: about 2~3
Yes
1
Check and
change
RFS100,
L100,L111
PAM100 pin 7 :
3.7V ?
PAM100 pin 8 :
1.2V ?
PAM100 pin 12
about -5dbm?
PAM100 pin 6 :
3V ?
PAM100
change or resolder
Check
No
UCD101
pin 6 : 2.8V ?
Yes
No
PAM100 pin 1 :
about 4~5dbm?
Yes
UCD101
check & change
No Battery,
check & change
Yes
No
PAM100
Yes
No
:
Yes
No
UCD107
Yes
No
Check and
change
UCP201,UCD107
3
1
1
1
4
PAM100
3
5
check
7
6
check
UCD101 pin
12,13,28,29 :
2.9V ?
Yes
UCD101
change or resolder
10-19
2
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
3
3
7
7
2
4
5
6
2
6
2
2
4
6
8
2
2
8
5
4
5
No
UCD107
change or resolder
7
8
8
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