NEC NEAX 2000 IPS Maintenance Manual page 213

CARD NAME
PN-M10 CK0 lamp is not
(M10) on
CK1 lamp is not
on
TALM lamp is on
RALM lamp is on Optical input line
Remedial Action on Each Lamp Status
LAMP FAULT
STATUS CONTENT
Cable connection
failure between
Digital Trunk
Interface and No. 0
circuit of M10
Cable connection
failure between
Digital Trunk
Interface and No. 1
circuit of M10
Optical output line
fault
fault
CHAPTER 2 TROUBLESHOOTING
FAULT DIAGNOSIS AND TROUBLESHOOTING
REMEDIAL ACTION
Check to see if the cable between
1
Digital Trunk Interface and M10 is
correctly connected.
Check the switch setting of M10.
2
If the fault cannot be cleared,
3
replace the card.
Check to see if the cable between
1
Digital Trunk Interface and M10 is
correctly connected.
Check the switch setting of M10.
2
If the fault cannot be cleared,
3
replace the card.
Check to see if the cable between
1
Digital Trunk Interface and M10 is
correctly connected.
Check the switch setting of M10.
2
If the fault cannot be cleared,
3
replace the card.
Check to see if the optical cable
1
between the own side M10 and the
remote side M10 is correctly con-
nected.
Check the switch setting of own
2
side M10 and remote side M10.
If the fault cannot be cleared,
3
replace the card.
– 203 –
Continued on next page
NWA-008847-001 Rev.3.0
a6ch2001.fm