
Front Panel Controls and LCD Display
The front panel controls and LCD display provide an 
Figure 1-4.  The Front Panel Controls
| Control | Name | Function | 
| 
 | Center | Large  | 
| 
 | 
 | navigation through LCD menu structure: | 
| 
 | 
 | UP, DOWN, LEFT and RIGHT. | 
| 
 | Enter | Used to navigate and select options in the | 
| 
 | 
 | LCD menu structure | 
| 
 | Escape | Used to navigate and deselect options in the | 
| 
 | 
 | LCD menu structure | 
| 
 | ON | Used to control status | 
| 
 | STANDBY | Used to control status | 
| 
 | TEST/RESET | Used to control functions | 
| 
 | ALARM | 
 | 
