LG PRADA KE850 - Page 110

5. Trouble shooting
- 111 -
Checking Flow
Signals are
Normal ?
Check
PMB8876(U10)
Ye
N
PAM Control Signal is
OK.
See next page to check
FEM & Mobile SW Circuit
Check Control Signals
1.M
O
DE
2.PA LEVEL
3
.TX
O
NPA
1.M
O
DE
2.PA LEVEL
3
.TX
O
NPA
Figure 28. GSMK Control Signal Figure 29. 8PSK Control Signal