User Guide

Monitoring the DSU
6-2
7610-A2-GB20-10
November 1997
To view the LED status screen, follow this menu selection sequence:
Main Menu → Status → Display LEDs
main/status/leds
Device Name: Model: 7610
DISPLAY LEDS
SYSTEM NETWORK DTE
OK ALARM TEST DM OOS OOF NS TXD RXD RTS CTS DTR
| |
blinking blinking
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ESC for previous menu M
ainMenu Exit
R
efresh
When viewed via the ATI, the status display screen is updated approximately
every 5 seconds. Use R
efresh to obtain a current status of all LEDs.
System LEDs
OK:
ON – DSU is operational.
OFF – DSU is performing a power-up self-test, has detected a system
failure, or there is no power.
ALARM:
ON – DSU has detected an alarm condition locally or from
the network. Refer to the
Troubleshooting section in
Chapter 8.
TEST:
ON – Test in progress. Test can be initiated locally, remotely,
or from the network. Includes power-up self-test.