Instruction Manual VisGuard 2
Troubleshooting
98
14162E/2
10.4
Prioritized fault messages and their effect on operation
CAUTION!
When there is a prioritized fault, the cause of the malfunction is serious.
PRIO (PRIORITIZED FAULT)
If a prioritized fault occurs during operation, it has the
following effects:
The measuring values go to 0.
Prioritized faults can be cleared only by a service
engineer.
When the
Prio
message occurs,
the color of the
status display changes to
red
and the text descri-
bes the prioritized fault in question.
Example:
PRIO DEFAULT VALUES
The following prioritized fault messages can be displayed:
PRIO MESSAGE
DESCRIPTION
POSSIBLE CAUSES
DEFAULT VALUES
The default values were
loaded.
If no parameters were initiali-
zed 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 system.
CRC USER
A fault was determined when
the user data was checked.
Electromagnetic malfunctions.
Defect in the electronic system.
CRC DISPLAY
A fault was determined when
the display data was checked.
Electromagnetic malfunctions.
Defect in the electronic system.
EXT RAM
A fault was determined when
the RAM in the graphic con-
troller was checked.
Defect in the electronic system.
SW VERS
Software which is unsuitable
for this instrument type was
loaded.
Faulty software update.
Service technician
Table 5: Possible prioritized fault messages
