IDR-2P, -2A & -6A Repeaters User Manual
Operation
21
997-411-000-9, Issue 9
March 2008
4.3
Menus: -2A/-2P (Except ID50)
4.3.1 Lamp Test (-2A)
All pixels on the LCD are switched on and then
off, the buzzer sounds intermittently, and the
LEDs light sequentially in a continuous pattern
from bottom right to top left.
To change the contrast of the LCD, press the
or
pushbuttons repeatedly to give the
best display, then press
to return to the
display prior to test.
If no change is made to the contrast, the test
stops automatically and the LCD returns to the
display prior to test.
4.3.2 Power Diagnostics (-2A)
The LCD returns to the repeat display
automatically.
The nominal power supplies should be within
the following voltage ranges:
Supply
Range
28V
+18V to +32V
-15V
-12V to -17V
+10V
+7V to +12V
-10V
-7V to -12V
Buzzer
+18V to +32V (buzzer off)