NEC NEAX 2000 IPS Maintenance Manual page 208

CARD NAME
PN-8COTT LF lamp is on
(COT)
[For Australia]
PN-2CSIA OPE lamp is not
(CSI) on
[For PCS]
B00-B12 lamp is
flashing
PN-2CSIA-A OPE lamp is not
(CSI) on
[For PHS]
B00-B12 lamp is
flashing
Remedial Action on Each Lamp Status
LAMP FAULT
STATUS CONTENT
Transmission line
fault
D-channel link is
not connected
between CSH and
CSI
ZT is not con-
nected to the cor-
responding circuit
No.
D-channel link is
not connected
between CSH and
CSI
CS is not con-
nected to the cor-
responding circuit
No.
CHAPTER 2 TROUBLESHOOTING
FAULT DIAGNOSIS AND TROUBLESHOOTING
REMEDIAL ACTION
Search for a line fault by CMB0
1
Y=1 or CMF5 Y=0.
Check to see if the trunk line is
2
faulty.
Confirm the programming data:
1
CM06 Y=10.
Confirm if the corresponding CSH
2
card is removed.
If the fault cannot be cleared,
3
replace the card.
Confirm the programming data:
1
CM06, CM10/CM14, CMAD.
Confirm cable connection and the
2
power switch of the corresponding
ZT.
Confirm if the corresponding ZT is
3
in make-busy status.
Confirm the programming data:
1
CM06 Y=10.
Confirm if the corresponding CSH
2
card is removed.
If the fault cannot be cleared,
3
replace the card.
Confirm the programming data:
1
CM06, CM10/CM14, CMAD.
Confirm cable connection and the
2
power switch of the corresponding
CS.
Confirm if the corresponding CS is
3
in make-busy status.
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NWA-008847-001 Rev.3.0
a6ch2001.fm