Owner's manual

5. Diagnostics and error handling
5−26
Festo P.BE−CPX−CMA X−SYS−EN en 0908NH
Malfunction group 7  Controller error
CPX error group 107 (CPX−MMI: [Controller error])
No. Message Cause/description Error handling Type
1)
72 System software failure Internal software error
(firmw are).
· If possible, read
out the diagnostic
memory, save the
project and archive it.
· Switch the controller
on and off and see
whether the error
occurs again.
· Contact Support.
Error level: FS
Reset: Poff
73 Controller hardware
defective
No communication with
CMAX possible. Error is
onl y indicated on the dis
play.
· Exchange CMAX. Error level: FS
Reset: Poff
74 No firmware No firmware. No com
munication is possible via
the fieldbus.
· Firmware download
with FCT.
Error level: FS
Reset: Poff
75 User data damaged Inconsistent user data. · Carry out data reset
and put axis back into
operation.
Error level: F2
Reset: N
76 Watchdog error:
Possible data loss
Data reset required
Inter n al watchdog error . · Carry out data reset
and put axis back into
operation.
· Contact Support.
Error level: F2
Reset: F
1)
For the error level and reset type, see section 5.2.3.