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Maintenance
4-253360-A2-GB20-20 December 1996
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, abort the
Lamp test from the Lamp Test screen. If there is
no activity on the E1 NTU front panel for five
minutes, the Device Health and Status screen
appears automatically. However, the Lamp test
remains active until it is aborted.
Aborting a Lamp Test
To abort the Lamp test,
1. Display the Lamp Test screen. To 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 Test screen, select Abort.
F1
Lamp Test:
Abort Start
F2
F3
Displaying E1 NTU Test Status
Use the Test Status command to display the active tests
for the E1 NTU. Status messages that can display on the
front panel LCD are listed in Table 4-11.
To display test status,
1. From the top-level menu screen, select Stat.
F1
E1 HDSL NTU
Stat Test Cnfig
F2
F3
2. From the Status screen, press the key until the
TStat selection appears on the screen.
F1
Status:
HDSL DevHS STest
F2
F3
3. Select TStat.
F1
Status:
STest Perf TStat
F2
F3
The Test Status screen appears showing you what
tests are active for the E1 NTU.