NEC WL1700-MS Installation Manual - Power Unit Replacement
Power Unit Replacement
Chapter 6
SYSTEM MAINTENANCE
175
Power Unit Replacement
This section describes the procedures for replacing power unit in the WL
Controller.
Power Unit Replacement for WL5100
Power unit mounted in WL5100 is to be replaceable with one provided as an
option.
Note.
If the Controller has redundant power unit, it is available to replace the faulty
one during operation, while the other is operating. If the Controller has no redundant
power unit, it is unavailable to replace one during operation.
Note.
It is available to check the status of Power Units by using show system
command. If system (redundant/single configurations) is working properly, OK is
indicated in the part of message (PSU Status:). However, in single configuration, OK is
always indicated for the empty slot.
The following describes the procedures for replacing the faulty power unit with a
new one.
WL111111#
show system
--Omitted--
PSU Status:
Left
Power
Supply
DC
OK
AC
OK
Right
Power
Supply
DC OK
AC
OK