Installation manual

Board Configuration
AltiWare OE System Installation & Administration Manual 161
Board Configuration
HDLC Failure - NO
HDLC FRAMES
HDLC = High level
Data Link Control. No
HDLC framing is
detected on the selected
D Channel. This is a
PRI-specific issue.
Check with CO on D
Channel usage for pos-
sible mismatch between
your selection of D
channel and CO’s selec-
tion.
OR
COmayhavelockedD
Channel. Contact CO to
unlock.
Line Failure - NO SIG-
NAL (ALOS)
ALOS = Analog Loss
of Signal
Check T1/PRI cable
and change if neces-
sary. If cable is okay,
CO is not sending any
signal. Contact CO.
Line Failure - BLUE
ALARM (AIS)
AIS = Alarm Indicator
Signal
CO is sending Blue
Alarm. Contact CO.
Line Failure - YEL-
LOW ALARM (RAI)
RAI = Remote Alarm
Indicator
Cable is broken. If there
are no frame slips, con-
tact CO. If frame slips
exist, set this board as
the master.
Setup Failure - NO
VA L I D F R A M E
No valid framing is
detected.
Possible span mis-con-
figuration (i.e., ESF is
selected but the actual
framing is SF, or vice
versa). Check span con-
figuration.
Setup Failure - RED
ALARM (BPV)
BPV = Bi-Polar Viola-
tion
Location condition,
equipment problem. For
excessive BPV, check
AMI/B8ZS setting.
Table 1: Span Status Error Messages
Error Message Meaning Action