TROUBLESHOOTING
Service Manual M4 - M10
11.07.2002
Page
42
F22, F23
Reset the fault
F22, F23 CHECKSUM ERROR
Clear fault memory
Disconnect input power from drive and wait until
internal power supply shuts down
Change value of some parameter and press
ENTER. Disconnect input power.
F22
F23
Replace control board with functioning one
according to instructions on section 9.3.6.
Replace defective parts as recommended in
spare part lists
Load software into the control board according
to instructions on section 12.
Power up the drive
F22
F23
Power up the drive
F22
F23
YES
NO
NO
YES
YES
NO