Led Indication - Philips SOPHO 2000 IPS User Manual

LED INDICATION

LED
NORMAL
RUN Flash
(120 IPM)
CRC Off
PCM Off
FRM Off
RMT Off
AIS Off
Alarm Indications on 24DTI
FAULT CAUSE
On or Off Abnormal opera-
tion of DTI card
On Bit Error Rate
exceeds the prede-
termined value
On No PCM signals
arrive from the dis-
tant office
On Frame Alignment
signals from the
distant office can-
not be received
On Frame Alignment
signals cannot be
sent to the remote
PBX
On Remote PBX is in
the local loopback
state
– 317 –
CHAPTER 5 OPERATION TEST
INTEROFFICE TRANSMISSION LINE TEST
FAULT
ACTION
1 Confirm the programming data:
CM05 Y=0/Y=1, CM07 Y=01.
2 Check to see if the SENSE 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)
If the fault cannot be cleared,
4
replace the card.
1 Check the receive line and exter-
nal equipment.
2 Replace the remote DTI card.
1 Check to see if the line is correctly
connected to the DTI card.
2 Plug and unplug the DTI card.
Repeat this two or three times.
1 Check the receive line and exter-
nal equipment.
2 Replace the remote DTI card.
Check the transmission line and
1
external equipment.
2 Replace the DTI card.
Check the switch settings of the remote
DTI card.
NWA-008852-001 Rev.5.0
98ch5001.fm