NEC NEAX 2000 IVS2 Maintenance Manual page 121

Table 2-6 Remedial Action on Each Lamp Status (Continued)
CARD NAME
PN-SC01 RUN lamp is not
(DCH) flashing
LC lamp is not on
PN-SC03 RUN lamp is not
(ICH) flashing
DOPE 0-7 lamp is
not on
2
NEAX2000 IVS Maintenance Manual
ND-70926 (E), Issue 3.0
LAMP STATUS
Abnormal operation
of DCH card
DCH D-Channel link
connection
failure
Abnormal operation
of ICH card
D-Channel link is
not connected
between ICH and
ILC
CHAPTER 2 TROUBLESHOOTING
FAULT
CONTENT
1
Confirm the programming data: CM05
Y=0.
2
Check to see if the SENS switch is set
as per the AP Number (04-15, 20-31)
assigned by CM05 Y=0.
3
Reset the MB switch.
(Down→Up→Down)
4
If the fault cannot be cleared, replace
the card.
Check the status of the local-office side line
or the public network side line.
1
Confirm the programming data: CM05
Y=0.
2
Reset the system (Push the SW1 of
MP).
3
Check to see if the SENSE switch is set
as per the AP Number (04-15)
assigned by CM05 Y=0.
4
Reset the MB switch.
(Down→Up→Down)
5
If the fault cannot be cleared, replace
the card.
1
Confirm the programming data: CM06.
2
Confirm if the corresponding ILC card
is removed.
3
If the fault cannot be cleared, replace
the card.
Fault Diagnosis and Troubleshooting
REMEDIAL ACTION
Page 113