54
5.2
Error codes at power on
If an error code occurs it must be acknowledged
by pressing the STOP key or ESC key. No audible
signal is given.
The following malfunction codes may occur at power-
on:
Blue Screen
The communication between the microcontroller and
em bedded PC is interrupted.
•
Check connecting lead
E89
A key is jammed or the pedal switch is closed.
•
Find and release jammed key.
Or:
•
Press STOP or ESC–key to check the switch.
If the error cannot be remedied, the pedal function is
switched off by pressing the STOP key or the ESC key.
Call service.
E145
The contents of both permanent memories are
different, but both contain valid data.
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