LG CG225 Service Manual page 80

4.16.4 Checking FEM & Mobile SW (1) (Rx pass continued)
Check S W501 Pin 1,2 wi th
no RF cabl e connected
Check S W501 Pin 1,2 wi th
RF cabl e connected
Check ANT_S W1, ANT_SW2 of FL501
ANT_SW1,ANT_SW2 = Low or
ANT_SW1=High & ANT_SW2=Low
Check RF Level FL501 Pin1,2
FEM & Mobile SW is OK.
Short ?
Yes
Open ?
Yes
Yes
-63dBm
Yes
4. TROUBLE SHOOTING
No
Repl ace SW501
No
Repl ace SW501
Rx st andalone m ode is needed
No
Repl ace
the board
No
Repl ace
FL501
- 79 -
(Tabl e 2-1)