NEC NEAX 2000 IPS - Page 182

CHAPTER 2 TROUBLESHOOTING
– 172 – 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
PZ-PW121
(AC/DC PWR)
MJ lamp is on Major trouble
occurs or resident
system program is
not properly loaded
See “FAULT DIAGNOSIS AND
TROUBLESHOOTING”
Page 138
MN lamp is on Minor trouble
occurs or resident
system program is
successfully loaded,
or a station line is
locked out
See “FAULT DIAGNOSIS AND
TROUBLESHOOTING”
Page 138
ON lamp is not on Operation power is
not being supplied
Confirm the cable connection of
PZ-PW121.
Confirm the lamp indication of
PZ-PW121 all lamps.
If the PZ-PW121 lamp has
abnormal condition, replace the
PZ-PW121 card.
PZ-PW126
(AC/DC PWR)
MJ lamp is on Major trouble
occurs or resident
system program is
not properly loaded
See “FAULT DIAGNOSIS AND
TROUBLESHOOTING”
Page 138
MN lamp is on Minor trouble
occurs or resident
system program is
successfully loaded,
or a station line is
locked out
See “FAULT DIAGNOSIS AND
TROUBLESHOOTING”
Page 138
ON lamp is not on Operation power is
not being supplied
Confirm the cable connection of
PZ-PW126.
Confirm the lamp indication of
PZ-PW126 all lamps.
If the PZ-PW126 lamp has
abnormal condition, replace the
PZ-PW126 card.
1
2
3
1
2
3
FAULT DIAGNOSIS AND TROUBLESHOOTING