User`s guide

7-20 DL3100 User’s Guide—November 1998
7
During a Test
During a test, you will observe the following:
¥ The TEST LED on the front panel turns red, reminding you that the
DL3100 is out of service during the test.
¥ The name of the current test appears in the display with a plus sign (+)
to the right of it.
¥ You can open the Monitor or ConÞguration Menu to view performance
information or change a conÞguration while a test is in progress.