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LG KE820 Service Manual page 110

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5. Trouble shooting
Checking Flow
Check Control Signals
Check
No
Signals are
PMB8876(U102)
Normal ?
Yes
PAM Control Signal is
OK.
See next page to check
FEM & Mobile SW Circuit
Figure 28. GSMK Control Signal
Figure 29. 8PSK Control Signal
- 111 -

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