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Maintenance
4-153160-A2-GB22-10 December 1996
2. From the T
est screen, press
once to display
the Lamp selection on the screen.
F1
Test:
Rlpbk Lpbk Ptrns
F2
F3
3. From the T
est screen, press F3 to select Lamp.
F1
Test:
Lpbk Ptrns Lamp
F2
F3
4. From the Lamp T
est screen, press F2 to 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
6. When you are satisfied that all LEDs are lighting
and the LCD is functioning properly
, you can
abort the Lamp test from the Lamp T
est screen.
The Device Health and Status screen appears
automatically if there is no activity on the
DSU/CSU front panel for five minutes. However,
the Lamp test remains active until it is aborted.
Aborting a Lamp Test
To abort the Lamp test,
1. Display the Lamp T
est screen. T
o do this when the
LCD is alternating the Lamp test screens, press
any function key. Otherwise, follow Steps 1
through 3 for starting a Lamp test.
F1
Lamp Test:
Abort Start
F2
F3
2. From the Lamp T
est screen, press F1 to select
Abort.
F1
Lamp Test:
Abort Start
F2
F3