Troubleshooting
Instruction Manual FireGuard 2
13542E/5
79
The following prioritized fault messages can be displayed:
PRIO MESSAGE
DESCRIPTION
POSSIBLE CAUSES
DEFAULT VALUES
The default values were
loaded.
▪
If no parameters were initial-
ized or if all parameters were
lost, the default values are
loaded.
CRC EXPERTS
A fault was determined when
the expert data was checked.
▪
Electromagnetic malfunctions.
▪
Defect in the electronic sys-
tem.
CRC USER
A fault was determined when
the user data was checked.
▪
Electromagnetic malfunctions.
▪
Defect in the electronic sys-
tem.
CRC DISPLAY
A fault was determined when
the display data was checked.
▪
Electromagnetic malfunctions.
▪
Defect in the electronic sys-
tem.
EXT RAM
A fault was determined when
the RAM in the graphic con-
troller was checked.
▪
Defect in the electronic sys-
tem.
SW VERS
Software which is unsuitable
for this instrument type was
loaded.
▪
Faulty software update.
→
Service technician
Table 5: Possible prioritized fault messages