3com DUA1800-0AAA04 User Manual
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4
U
SING
T
HE
D
ISPLAY
P
ANEL
This chapter provides:
■
An introduction to the display panel
■
An interpretation of the LEDs and instructions for testing them
■
Steps for resetting the MSH
■
An overview of managing the MSH
WARNING: Maintenance operations described in this chapter
must be carried out by qualified personnel only.
must be carried out by qualified personnel only.
AVERTISSEMENT: Les opérations de maintenance décrites dans
ce chapitre doivent être effectuées uniquement par un personnel
qualifié.
ce chapitre doivent être effectuées uniquement par un personnel
qualifié.
The Display Panel
The display panel provides the following:
■
simple fault diagnosis via LEDs
■
a facility to reset modules to default configuration
■
a facility for testing the operation of LEDs
■
access to information telling you about the way in which the MSH
is set up
is set up
■
an RS232 port
Full display panel facilities require a management module to be
fitted in the chassis. Only the first three facilities are available if
you do not have a management module
fitted in the chassis. Only the first three facilities are available if
you do not have a management module
Chassis.bk : CHAPTER4 Page 1 Monday, February 10, 1997 1:11 PM