Step  | Action  | Value(s)  | Yes  | No  | 
|---|---|---|---|---|
1  | 
 Does the radio turn ON and OFF?  | --  | Go to Step 2  | Go to Step 3  | 
2  | 
 Does the radio display LOC?  | --  | Go to Step 3  | System OK  | 
3  | Replace the radio. Refer to Radio Replacement For service procedure. Is the repair complete?  | --  | Go to Step 4  | --  | 
4  | Operate the system in order to verify the repair. Did you correct the condition?  | --  | System OK  | Go to Step 2  |