3. LEDs
3-4
April
2002
4821-A2-GN20-00
System LEDs
The three system LEDs, OK, TEST, and ALARM, have meaning at all times, as
shown in
.
Table 3-2.
System LEDs
OK
ALARM
TEST
Description
Off
Off
Off
Unit is powered Off.
Off
Off ON
Unit Failed – LEDs should never be in this state.
Notify your service representative.
Off
ON
Off
Unit Failed – The unit has power, but never
completed its initialization process. Notify your
service representative.
Off
ON
ON
Self-Test – The LEDs should be in this state
only during self-test, immediately after the unit is
turned on.
ON
Off
Off
Normal Operation – Unit has successfully
passed self-test, there are no alarms in the
system, and none of the ports is in test mode.
ON
Off
ON
Test Mode – At least one port is in test mode.
ON
ON
Off
Alarm – Unit has failed self-test, or a major
alarm condition exists. Notify your service
representative.
ON
ON
ON
Alarm – At least one port is in test mode, and a
major alarm condition exists. Notify your service
representative.
Содержание BitStorm 4800 Express
Страница 1: ...BitStorm 4800 Installation Guide Document No 4821 A2 GN20 00 April 2002 ...
Страница 48: ...4 Configuration 4 6 April 2002 4821 A2 GN20 00 ...
Страница 60: ...A Connectors Cables and Pin Assignments A 12 April 2002 4821 A2 GN20 00 ...
Страница 68: ...Index IN 4 April 2002 4821 A2 GN20 00 ...