Philips SOPHO 2000 IPS User Manual page 336

LED INDICATION
LED
NORMAL
• BRT
RUN Flash
(120 IPM)
ALM Off
• 2BRT
RUN Flash
(120 IPM)
ALM0 Off
ALM1 Off
Alarm Indications on BRT
FAULT CAUSE
On or Off Abnormal opera-
tion of BRT card
On Transmission line
fault
On or Off Abnormal opera-
tion of BRT card
On No. 0 circuit trans-
mission line fault
On No. 1 circuit trans-
mission line fault
– 322 –
CHAPTER 5 OPERATION TEST
INTEROFFICE TRANSMISSION LINE TEST
FAULT
ACTION
Confirm the programming data:
1
CM05 Y=0, CM07 Y=02.
Check to see if the SENS switch is
2
set as per the AP number (04-15)
assigned by CM05 Y=0.
Reset the MB switch
3
(Down→Up→Down)
4 If the fault cannot be cleared,
replace the card.
1 Confirm circuit line status.
2 Confirm PSTN line status.
1 Confirm the programming data:
CM05 Y=0, CM07 Y=02.
2 Check to see if the SENSE switch
is set as per the AP number (04-
15, 20-31) assigned by CM05
Y=0.
Reset the MB switch
3
(Down→Up→Down)
If the fault cannot be cleared,
4
replace the card.
1 Confirm No. 0 circuit line status.
2 Confirm PSTN line status.
1 Confirm No. 1 circuit line status.
2 Confirm PSTN line status.
Continued on next page
NWA-008852-001 Rev.5.0
98ch5001.fm