NEC NEAX 2000 IVS2 Maintenance Manual page 124

CHAPTER 2 TROUBLESHOOTING
Fault Diagnosis and Troubleshooting
Table 2-6 Remedial Action on Each Lamp Status (Continued)
CARD NAME
PN-2CSIH OPE lamp is not on
(CSI)
B00-B12 lamp is
flashing
PN-DPCB BL0-1 lamp is
(DPC) Flashing (60 IPM)
LB01 lamp is on
LB02 lamp is on
LB11 lamp is on
LB12 lamp is on
PN-2ILCA ACT0-1 lamp is not
(ILC) on
PAL0-1 lamp is on
B10/B11/B20/B21
lamp is Flashing
(60 IPM)
Page 116
LAMP STATUS
D-Channel link is
not connected
between CSH and
CSI
CS/ZT is not
connected to the
corresponding
circuit No.
No. 0-1 circuit
transmission line
fault
Loop Back 1 is set
to No. 0 circuit
Loop Back 2 is set
to No. 0 circuit
Loop Back 1 is set
to No. 1 circuit
Loop Back 2 is set
to No. 1 circuit
Abnormal operation
of
No. 0-1 circuit
No. 0-1 Line is
short-circuiting
Programming is not
set up
FAULT
CONTENT
1
Confirm the programming data: CM06
YY=10
2
Confirm if the corresponding CSH card
is removed.
3
If the fault cannot be cleared, replace
the card.
1
Confirm the programming data: CM06,
CM10, CMAD.
2
Confirm cable connection and the
power switch of the corresponding CS/
ZT.
3
Confirm if the corresponding CS/ZT is
in make-busy status.
Confirm the programming data: CM10,
CMA0.
Confirm whether the SW1-1 is set to OFF.
Confirm whether the SW1-2 is set to OFF.
Confirm whether the SW1-3 is set to OFF.
Confirm whether the SW1-4 is set to OFF.
1
Confirm the programming data: CM06,
CM10, CMAC.
2
Reset the system (Push the SW1 of
MP).
Check to see if the Terminal Adapter is
correctly connected and the power is on.
1
Confirm the programming data: CM06,
CM10, CMAC.
2
Reset the system (Push the SW1 of
MP).
REMEDIAL ACTION
2
NEAX2000 IVS Maintenance Manual
ND-70926 (E), Issue 3.0