
Display Self Test
| Be | sure | the | monitor has | been | turned | on for approximately 5 minutes before | |
| you | start the Display Self Test. | 
 | |||||
| Run | the | test | as | follows: | 
 | 
 | 
 | 
| 1.  | the | system | unit and monitor. | ||||
| 2. | Disconnect | the | monitor | signal | cable | from the system unit. | |
3. 
| 4. If | the | monitor  | lit | or flashing, or you do not see one | 
| of | the | indications below, replace | the | monitor. | 
For MM55, Type 2116 monitors:
The Red/Green/Blue raster will display.
The Green LED will be on solid.
For MM75, Type 2128 monitors:
The screen will be full white.
The orange LED will be on solid.
