Monitoring and Testing
4-30 3166-A2-GB20-10
November 1998
Lamp Test
Use the Lamp Test commands to start and stop a test of the DSU/CSU front
panel LCD and LEDs.

Starting a Lamp Test

Procedure
To start a Lamp test:
1. From the top-level menu screen, select Test.
2. From the Test screen, press the key until the Lamp selection appears on
the screen.
3. From the Test screen, select Lamp.
F1
Test:
Lpbk Ptrns Lamp
F2 F3
4. From the Lamp Test screen, select Start.
F1
Lamp Test:
Abort Start
F2 F3
5. The following screens alternately appear on the LCD until you press a
Function key to return to the Lamp Test screen. In addition, all LEDs blink.
F1 F2 F3
F1
0123456789 : ; < = > ?
@ABCDEFGHIJKLMNO
F2 F3