Only For Training And Service Purposes - LG KP151Q Service Manual

4. TROUBLE SHOOTING
4.3.1 DCXO Part
CHECKING FLOW
Check S W400
with sp ectru m
U102
Replace
No
Signals is X101
Mobile SW
OK?
(SW400)
Yes
FL400 U400
No
Replace
Check F L400?
FEM(FL400)
SW400
Mobile SW & FEM is OK.
See next p age
< Mobile S/W & FEM Placement>
GSM850 Signal Spectrum
< SW400 Signal>
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Only for training and service purposes