Owner`s manual

17-1
TROUBLESHOOTING
Symptom Action
The PWR LED on the CPU module
front panel is not lit.
Check power connections to the unit.
If all connections are correct, check cables.
The Power LED on the CPU
module front panel is red.
The CPU has received an error from the power
supply (AC fail, Bat Error etc.) Check the AC power
supply, backup battery, etc.
The ERR LED on the CPU module
front panel is red.
The unit has a problem. Check the Error Logger to
read error message.
The ERR LED on the CPU module
front panel is orange.
The unit has a warning. Check the Error Logger to
read warning.
The ERR LED on the CPU module
front panel is green.
The unit has a message. Check the Error Logger to
read message.
The APPL LED on the CPU
module front panel is red.
The user application is not running. Check the Error
Logger to read error.
The CONF LED on the CPU
module front panel is red.
There is a configuration error (such as an
incompatible plug-in.) Check the Error Logger to
read error.
The PWR LED on the CPU module
front panel is flashing red.
The boot did not complete and the FPGA is not
loaded. Download a new system to the unit.
The PWR LED on the CPU module
front panel is flashing red.
The boot did not complete and the FPGA is not
loaded. Download a new system to the unit.
The power supply is connected to
power sources and there is no
power in AUX1 and/or AUX2.
Check if the AUX connectors are off due to STS
Hardware Test.
If not, check if the fuse associated with the AUX is
burned out and should be replaced. (One fuse for
AUX 1A/1B and another fuse for AUX 2A/2B.) See
Break-Fix Procedures chapter.
No communication with WAN, IP
Gateway.
Check the unit's connection to the Ethernet.