User Manual

8. Diagnosis and error treatment
8−16
Festo P.BE−S PC200−EN en 0901d
Fault class 4: Hardware fault in the operating phase
Fault
stage
Fault
message
Operating status / fault explanation Eliminating faults
C zzz01x04
Internal system fault (Watchdog fault)
zzz = Fault type (see following description)
· Switch system off/on again;
· Check level and stability of
power supply
If this fault occurs again, return
for servicing
001: Fault in the switch−off phase; when the
system was switched off, certain sys
tem functions (Power Down functions)
were not carried out. perhaps the
power supply module is defective
· If necessary replace power
supply module
002: Fault whilst monitoring the power sup
ply during operation; unstable power
supply or environment subjected to
strong interference; or the power sup
ply module is defective.
· If necessary replace power
supply module
· If necessary eliminate inter
ference
003/004: Fault in monitoring the memory
range of the firmware (memory protec
tion violation); environment subjected
to strong interference or basic unit is
defective.
· Carry out Data Reset
· If necessary eliminate inter
ference
· If necessary replace basic
unit
005: Fault in monitoring the memory range
of the user programs (memory protec
tion violation); environment subjected
to strong interference or basic unit is
defective.
· Carry out Data Reset
· If necessary eliminate inter
ference
· If necessary replace basic
unit
006: Fault in accessing adaptation data The
data have not been initialized.
· Carry out Data Reset.
zzz = Additional information
yy = Fault number
x = Axis identifier (0 = fault is not axis−related)