CHAPTER 2 TROUBLESHOOTING
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NWA-008847-001 Rev.3.0
a6ch2001.fm
Troubleshooting by Lamp Indication on Circuit Cards
This section describes the method for fault diagnosis and troubleshooting when you detect the fault occur-
rence by lamp indication on circuit cards.
“Remedial Action on Each Lamp Status” shows contents of the fault and the remedial action on each lamp
status.
Remedial Action on Each Lamp Status
CARD NAME
LAMP
STATUS
FAULT
CONTENT
REMEDIAL ACTION
PN-CP24-A/
PN-CP24-B/
PN-CP24-C/
PN-CP24-D
(MP)
RUN lamp is not
flashing at 120
IPM
Abnormal opera-
tion of MP card
Check the setting of SW2.
SW2-1: ON (In the case of A-law)
: OFF (In the case of µ-law)
SW2-4: OFF
Check to see if the SW3 switch is
set to “0” (On Line).
If the fault cannot be cleared,
replace the card.
L0 lamp is flash-
ing at 120 IPM
(When using PN-
CP24-C/PN-
CP24-D card)
MP program
remote download
to the Flash Mem-
ory (outdated side)
is interrupted/fails
Confirm if the FTP sever informa-
tion is correctly set (CM0C Y=10).
Confirm if the necessary files (LM1,
CHECKSUM.TXT) is saved to the
directory of FTP server.
Confirm if the unnecessary files
(other than LM1,
CHECKSUM.TXT) is provided
with the directory of FTP server.
Confirm if the FTP sever operates
normally.
Confirm if the link between the
PBX and the FTP server is estab-
lished.
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JULY/01/2006
FAULT DIAGNOSIS AND TROUBLESHOOTING
Содержание UNIVERGE NEAX 2000 IPS
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