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CHAPTER 6 NDA-24300
Page 392
Issue 1
SYSTEM OPERATIONS
1.2 How to Stop Alarm Indications
To stop the alarm indication, press ALM RST key on the TOPU or use the RALM command.
Note:
If the RALM command is executed, the system messages that show the reason for the failure will be
cleared. Always print the indicated system message before using this command.
1.3 Alarm Indications on TOPU
The system has alarm lamps on the TOPU as shown in Figure 6-3. Table 6-1 lists the meaning of each
lamp.
Figure 6-3 Alarm Indications on TOPU
Table 6-1 Description of Alarm Indications on TOPU
LAMP COLOR FUNCTION CONTENTS
PWR ON Green Power ON Indication Lights when the power is turned ON to the LPR (EMA card
mounted)
ALM MJ Red Alarm urgency level
indicating lamps for each
IMG
The kind of lamp indications are programmable by variable alarm
indication. Refer to Section 1.4, Variable Alarm Indication.
ALM MN Red
ALM SUP Yellow
SMJ Red Alarm urgency level
indicating lamps for
IMG0
Lights when any abnormal state is detected within the system
(System Alarm MJ/MN)
SMN Red
NEC
NEAX2400 IMX
PWR
ON
MJ
MN
SUP
ALM
PRW SMJ SMN MJ MN SUP
ON
ALM