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TROUBLESHOOTING & REPAIR
F-25 F-25
COMMANDER 400 WITH G2713-2 or -3 CONTROL BOARD
ERROR CODES
WHILE RUNNING
DEFINITION / SYMPTOM CORRECTIVE ACTION
Ert
Esi
EIO
ECP
ECE
EO5
IC3
RTI error (illegal return from
interrupt).
SWI error (illegal software
interrupt request).
IOT error (illegal op code trap).
COP time-out error.
CME error (slow or stopped
processor clock).
OC5 unintended execution.
IC3 unintended execution.
If a High Frequency unit is being
used, make sure it is connected
properly. There may be high
frequency intrusion from another
source in the immediate area.
Remove all possible forms of
RF intrusion.
If the problem persists, the
control board may be faulty.
COMMANDER 400