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8. Level 3 Repair
8-4-42. DCS1800/PCS1900 Tx
Check component soldering status OK at
PAM1001 ?
Resolder or change
PAM1001
NO
YES
Check C1071
: About 33dBm ?
Resolder or change
C1073 or C1071 or C1072
NO
YES
Check C1078
: About 0dBm ?
Resolder or change
U3000 or C1078 or C1087 or C1079
YES
NO
Check component soldering status OK at
U1005 ?
Resolder or change
U1005
NO
YES
Check C1050
: About 33dBm ?
Resolder or change
C1050
NO
YES
Check component soldering status OK at
F1000 ?
Resolder or change
F1000
NO
YES
Check L1004
: About 33dBm ?
Resolder or change
L1004 or C1013 or C1010 or L1006
NO
YES
Check RFS100
: About 33dBm ?
Resolder or change
RFS100
NO
YES
ANT is O.K?
END
Change
Coaxial cable or mechanical material
YES
NO