5
Troubleshooting and Maintenance
98
280-DS Operator’s Manual
Dirty lenses on the Vessel
Module.
•
Clean the lenses inside of the
Vessel Modules with a
lens-cleaning cloth.
Can’t connect to the
dissolution apparatus.
The dissolution apparatus is
not supported (i.e.,
non-Agilent/ Varian/VanKel)
or the firmware version on
the dissolution apparatus is
not supported.
•
Contact Agilent to update the
firmware on the apparatus (if
possible).
Serial-to-USB cable drivers
were not installed properly.
•
Reinstall the cable drivers, if
necessary.
Serial port not functioning
properly.
•
Verify status of serial port using
Device Manager (
Control Panel
>
Administrative Tools
>
Computer
Management
).
RPM value is not
displaying.
The magnetic clip is not in
the proper position.
•
The top of the RPM clip needs to
be slightly above the VM.
“RPM Detection Magnetic Clip
Placement” on page 62..
Paddle/Basket height is
not reading properly.
Height arm extension not
seated on bottom middle of
the dissolution vessel. Need
to select the proper pin
height.
•
Ensure that the height arm
extension is oriented in the center
of the VM. Ensure the proper pin
setting of the VM is selected.
The VM doesn’t fit in the
vessel.
Need to use a 1L and/or an
open-head apparatus.
•
Ensure 1L vessels are being used.
•
The VM should fit any open-head
design apparatus. The VM will not
fit on a dissolution apparatus with
a closed-head design.
The sampling manifold
and/or evaporation covers
must be removed.
•
Remove the manifold and
evaporation covers of your
dissolution apparatus. Please
consult the Operator’s Manual of
your dissolution apparatus for
applicable instructions.
Symptom
Probable Cause
Suggested Solution
Summary of Contents for 280-DS
Page 1: ...280 DS G7980AA Mechanical Qualification System Operator s Manual ...
Page 5: ...280 DS Operator s Manual 5 1 Safety Notes Cautions and Warnings 6 ...
Page 9: ...280 DS Operator s Manual 9 2 Introduction ...
Page 58: ...4 Operating the 280 DS 58 280 DS Operator s Manual Figure 36 Paddle Basket Height ...
Page 101: ...280 DS Operator s Manual 101 6 Service and Warranty Service and Warranty Information 102 ...