NEC NEAX 2000 IPS Maintenance Manual page 206

CARD NAME
PN-SC00 RUN lamp is not
(CCH) flashing
LC lamp is not on CCH link connec-
PN-SC01 RUN lamp is not
(DCH) flashing
LC lamp is not on DCH D-channel
Remedial Action on Each Lamp Status
LAMP FAULT
STATUS CONTENT
Abnormal opera-
tion of CCH card
tion failure
Abnormal opera-
tion of DCH card
link connection
failure
CHAPTER 2 TROUBLESHOOTING
FAULT DIAGNOSIS AND TROUBLESHOOTING
REMEDIAL ACTION
Confirm the programming data:
1
CM05 Y=0.
Check to see if the SENS switch is
2
set as per the AP Number (04-15,
20-31) assigned by CM05 Y=0.
Reset the MB switch.
3
(Down Up Down)
If the fault cannot be cleared,
4
replace the card.
Check the status of the local-office side
line or the remote-office side line.
Confirm the programming data:
1
CM05 Y=0.
Check to see if the SENS switch is
2
set as per the AP Number (04-15,
20-31) assigned by CM05 Y=0.
Reset the MB switch.
3
(Down Up Down)
If the fault cannot be cleared,
4
replace the card.
Check the status of the local-office side
line or the public network side line.
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NWA-008847-001 Rev.3.0
a6ch2001.fm