Test 1A: General Failure Messages
Select error message and corresponding test from GENERAL FAILURE MESSAGES table. Proceed to trouble shooting chart specified. Each specific error message is diagnosed by following a specific testing sequence. It is not necessary to perform all tests to diagnose an individual error message.
GENERAL FAILURE MESSAGES
| Message | Test No. |
|---|---|
| Cartridge Error Message | 3A |
| High Battery Message | 5A |
| Key Pad Test Failure Message | 4A |
| Low Battery Message | 6A |
| Ram Test Failure Message | 2A |
| Blank DRB-II Message Screen | 52A |
| Bus Failure Message | 7A |
| No Response Message | 42A |