NEAX2000
IVS
2
Maintenance Manual
Page 94
ND-70926
(E),
Issue
3.0
CHAPTER 2 TROUBLESHOOTING
Fault Diagnosis and Troubleshooting
PN-BRTA
(BRT)
RUN lamp is not
flashing
Abnormal operation
of BRT card
Confirm the programming data: CM05,
CM07 YY=02.
Check to see if the SENS switch is set
as per the AP Number (04-15)
assigned by CM05.
Reset the MB switch.
(Down
→
Up
→
Down)
If the fault cannot be cleared, replace
the card.
ALM lamp is on
Transmission line
fault
Confirm circuit line status.
Confirm PSTN line status.
PN-2BRTC (BRT)
RUN lamp is not
flashing
Abnormal operation
of BRT card
Confirm the programming data: CM05.
Check to see if the SENS switch is set
as per the AP Number (04-15, 20-31)
assigned by CM05, CM07 Y=2.
Reset the MB switch.
(Down
→
Up
→
Down)
If the fault cannot be cleared, replace
the card.
ALM1 lamp is on
No. 1 circuit
transmission line
fault
Confirm No. 1 circuit line status.
Confirm PSTN line status.
ALM0 lamp is on
No.0 circuit
transmission line
fault
Confirm No.0 circuit line status.
Confirm PSTN line status.
Table 2-6 Remedial Action on Each Lamp Status (Continued)
CARD NAME
LAMP STATUS
FAULT
CONTENT
REMEDIAL ACTION
1
2
3
4
1
2
1
2
3
4
1
2
1
2
Summary of Contents for NEAX 2000IVS2
Page 1: ...ND 70926 E ISSUE 3 PART OF STOCK 151969 Maintenance Manual FEBRUARY 2001 NECAmerica Inc...
Page 152: ...NEAX2000 IVS2 Maintenance Manual Page 144 ND 70926 E Issue 3 0 This page is for your notes...
Page 156: ...NEAX2000 IVS2 Maintenance Manual Page 148 ND 70926 E Issue 3 0 This page is for your notes...