3Com 3C16630A, User Manual

Page: 23 / 132

LEDs and Reset Button 2-7
DUA1663-0BAA03
LEDs and Reset Button
Two LEDs indicate the state of the M odule: a red/green LED on the
front panel of the manage ment u nit and an amber LED at the rear of
the M odule. The Reset button is situated at the rear of the M odule.
Front Panel MGMT LED
The LED marked MGMT on the front panel of the management unit
shows the status of the installed M odule.
:
If the measures suggested above fail to rectify the problem, please
contact your supplier for further advice.
Rear Panel Configure LED and Reset Button
The rear panel of the M odule has a single amber LED (referred to as the
Configure LED) and a Reset button. Pressing the Reset button causes
the M odule to be reset. This has the same effect as executing the Reset
command (see “Reset” on page 3-48). The Configure LED will go on for
a few seconds after the Reset button is pressed.
Green
(steady)
The M odule is operational and no problems are indicated.
Green
(flashing)
Software is being downloaded (see “Software Upgrade” on
page 3-50) or a self-test is being performed (see “Fault Log”
onpage 3-47 ).
Red A fault has been identified. If the agent software image is
corrupted, the M odule will automatically try to reload the
software image from the last configured download.
Reset the unit (see “Rear Panel Configure LED and Reset Button” ).
Off There is no M odule installed in the unit, or the unit cannot
identify the installed module. Check that you have installed the
module correctly and that the connector cable is secure.