Specifications

RICi-4E1/T1, RICi-8E1/T1 Installation and Operation Manual Chapter 6 Troubleshooting and Diagnostics
RICi-4E1/T1, RICi-8E1/T1 Ver. 2.0 Troubleshooting 6-9
6.3 Troubleshooting
Use the chart in Table 6-6 to identify and resolve problems.
Table 6-6. Troubleshooting Chart
Fault Probable Cause Remedial Action
Power LED off No power supplied to unit 1. Check the power source.
2. Verify that the power cable is
connected and correctly wired.
Ethernet Link LED off • No Ethernet Link detected
• Ethernet port in switch and
RICi-4E1/T1, RICi-8E1/T1 are not
in the same rate or duplex
mode
1. Verify that the cable is connected
and correctly wired.
2. Check switch and
RICi-4E1/T1, RICi-8E1/T1 Ethernet
port configurations such as
negotiation, rate, and duplex mode.
3. Check events reported in the log
file.
E1/T1 local or remote Sync
Loss led on
No E1/T1 Link detected at the local
or remote site
1. Verify that the cable is connected
and correctly wired.
2. Check the physical E1/T1
connection. Use loopbacks.
3. Check configuration of E1/T1 lines
at local and remote sites.
4. Use Log File to check events.
No traffic flow between two
units
Configuration or logical layer
problems
1. Use the System Interface Status
screen for assistance. All active
ports that show Activation–Up,
should show Operation–Up.
2. Check events reported in the log
file.
3. Check RICi-4E1/T1, RICi-8E1/T1
configuration and, if necessary,
other RICi-4E1/T1, RICi-8E1/T1
parameters.
Partial Traffic Flow Timing configuration is not
properly set
1. Check timing settings.