CHAPTER 2 TROUBLESHOOTING
– 180 –
NWA-008847-001 Rev.3.0
a6ch2001.fm
Remedial Action on Each Lamp Status
Continued on next page
CARD NAME
LAMP
STATUS
FAULT
CONTENT
REMEDIAL ACTION
PN-DAIA-A
(DAIA)
RUN lamp is not
flashing
Abnormal opera-
tion of DAIA card
Reset the MB switch.
(Down
→
Up
→
Down)
Check the setting of SENSE switch
and SW1-4.
If the fault cannot be cleared,
replace the card.
LINK lamp is not
on
Layer 2 link con-
nection failure
between DAIA
and DAIB
Check to see if the cable between
DAIA and DAIB is correctly con-
nected.
Reset the MB switch.
(Down
→
Up
→
Down)
RED lamp is on
PCM signal loss or
Frame Alignment
signal loss
Check to see if the cable between DAIA
and DAIB is correctly connected.
RMT lamp is on
Remote alarm
Check to see if the cable between DAIA
and DAIB (sending side) is correctly
connected.
1
2
SW1-4: ON SW1-4: OFF
SENSE
Switch: 0
Not used
FP No.16
SENSE
Switch: 1
FP No.01
FP No.17
SENSE
Switch: 2
FP No.02
FP No.18
SENSE
Switch: 3
FP No.03
FP No.19
SENSE
Switch: 4-F
Not used
3
1
2
FAULT DIAGNOSIS AND TROUBLESHOOTING
Содержание UNIVERGE NEAX 2000 IPS
Страница 1: ...NWA 008847 001 ISSUE 3 0 Maintenance Manual...
Страница 10: ...iv NWA 008847 001 Rev 3 0 a6toc001 fm THIS PAGE LEFT BLANK INTENTIONALLY...
Страница 124: ...114 NWA 008847 001 Rev 3 0 a6ch1001 fm THIS PAGE LEFT BLANK INTENTIONALLY JULY 01 2006...
Страница 244: ...234 NWA 008847 001 Rev 3 0 a6ch2001 fm THIS PAGE LEFT BLANK INTENTIONALLY JULY 01 2006...
Страница 262: ...252 NWA 008847 001 Rev 3 0 a6ch3001 fm THIS PAGE LEFT BLANK INTENTIONALLY...