3
Troubleshooting and Test Functions
Cover Violation
The top foam has been removed.
The sensor on the detector main board detects when the top foam is in place.
If the foam is removed while the lamps are on (or if an attempt is made to
switch on the lamps with the foam removed), the lamps are switched off, and
the error message is generated.
• The top foam was removed during operation.
• Foam not activating the sensor.
66
Probable Causes
Suggested Actions
Replace the top foam.
Exchange the foam.
1100 Series DAD and MWD Reference Manual