Identifying 5/01 and 5/02 Processor Errors
Refer to the following key to determine the status of the LED indicators
Indicates the LED is OFF
Indicates the LED is ON
Indicates the LED is FLASHING
Status of LED does not matter.
The RUN LED on the 5/01 processor is actually labeled "PC RUN"
Also, the 5/01 processor does not have a COMM LED.
Verity proper line voltage and connections on the
No Line Power
Verify proper 120/240V power supply jumper
selection See page 5-5
Check the incoming power fuse, check for proper
incoming power connections Replace fuse
If fuse blows again, replace the power supply
See page 8-8 on fuse replacement
Remove line power to power supply Remove
several output modules from the chassis. Wait five
minutes. Reapply power
If condition reoccurs, re-calculate module
configuration power required and verify proper
power supply selection See page 1-7
This problem can occur intermittently if power supply is
slightly overloaded when output loading and
Recheck other probable causes
Monitor the line power to chassis power
supply for possible transient or shorting
Replace the power supply
Verify proper 120/240V power supply jumper selection.
See page 5-5.