Displaying System Information
7-18 9161-A2-GH30-30
April 1998

Table 7-2. Health and Status Messages (1 of 5)

Message What It Indicates What To Do
System Operational This message appears when
there are no status messages
to report.
No action needed.
Power Supply Alarm A power supply or fan tray
problem is detected on the
system.
1. Check that the power
supply or fan tray is
mounted correctly in the
housing.
2. Contact your service
representative.
LOS at Network
n
A Loss of Signal (LOS)
condition is detected on
Network Interface 1 or 2.
Clears when the ratio of ones
to zeros received is greater
than or equal to 12.5%.
1. Network cable problem.
2. No signal is being
transmitted at the far-end
T1 access unit.
3. T1 facility problem.
1. Check that the network
cable is securely attached
at both ends.
2. Check far-end T1 access
unit status.
3. Contact your network
provider.
LOS at DSX
ss-p
A Loss of Signal (LOS)
condition is detected on the
DSX-1 interface in slot
ss
,
port
p
. Clears when the ratio of
ones to zeros received is
greater than or equal to
12.5%.
1. DSX-1 cable problem.
2. No signal being transmitted
from the DTE.
1. Check that the DSX-1 cable
is securely attached at both
ends.
2. Check the DTE status.
OOF at Network
n
An Out of Frame (OOF)
condition is detected on
Network Interface 1 or 2.
1. Incompatible framing format
between the network and
the T1 access unit.
2. Network cabling problem.
3. T1 facility problem.
1. Check that the framing
format for the network
interface is correct.
2. Check that the network
cable is securely attached
at both ends.
3. Contact your network
provider.