Step  | Action  | Value(s)  | Yes  | No  | 
|---|---|---|---|---|
1  | Was the Data Link Communications System Check performed?  | --  | Go to Step 2  | |
2  | 
 Is there continuity present?  | --  | Go to Step 3  | Go to Step 4  | 
3  | Replace the ECC. Refer to Control Assembly Replacement . Is the repair complete?  | --  | --  | |
4  | Connect the DMM between cavity 2 of the DLC and cavity A of the Splice Pack (SP201). Is there continuity present?  | --  | Go to Step 5  | Go to Step 7  | 
5  | Connect the DMM between cavity A of SP201 and cavity L of SP201. Is there continuity present?  | --  | Go to Step 6  | Go to Step 9  | 
6  | Connect the DMM between cavity L of SP201 and cavity C11 of the ECC. Is there continuity present?  | --  | Go to Step 8  | |
7  | Locate and repair the open or cause of resistance in CKT 1132 (PPL) between the DLC and the SP201. Is the repair complete?  | --  | --  | |
8  | Locate and repair the open or cause of resistance in CKT 1038 (WHT) between SP201 and the ECC. Is the repair complete?  | --  | --  | |
9  | Replace the splice pack terminal. Is the repair complete?  | --  | --  |