NEC UNIVERGE NEAX 2000 IPS, Maintenance Manual

Page: 181 / 262

CHAPTER 2 TROUBLESHOOTING
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NWA-008847-001 Rev.3.0
a6ch2001.fm
Remedial Action on Each Lamp Status
Continued on next page
CARD NAME
LAMP
STATUS
FAULT
CONTENT
REMEDIAL ACTION
PN-CP15
(FP) RUN lamp is not
flashing Abnormal opera-
tion of FP card Confirm the mounting slot of the FP
card. (PIM2, 4, 6: slot 12)
Check the setting of SENSE switch.
1: PIM2
2: PIM4
3: PIM6
0, 4-F: Not used
Reset the MB switch.
(Down Up Down)
Check to see if the BUS cable
between each PIM is properly
connected.
If the fault cannot be cleared,
replace the card.
PN-PW00
(EXTPWR) RUN lamp is not
on –48 V power is not
being supplied Confirm the lamp indication of
PZ-PW121/PZ-PW126 all lamps.
If the fault cannot be cleared,
replace the PN-PW00 card.
If the PZ-PW121/PZ-PW126 lamp
has abnormal condition, replace the
PZ-PW121/PZ-PW126 card.
1
2
3
4
5
1
2
3
FAULT DIAGNOSIS AND TROUBLESHOOTING