Chapter 6 Troubleshooting
6.2 Operational
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6
6.2
Operational
Problem Possible causes Remedy
Image not in focus,
although the objective
is raised to the highest
position
Stage mounted incorrectly Mount correctly.
Images in the left and
right eyepieces not
coincident
Interpupillary adjustment not
performed
Make adjustment.
Diopter adjustment not performed Make adjustment.
Eye fatigue
Inadequate brightness
Adjust with the brightness adjustment
dial or ND filters.
6.3
Electrical
Problem Possible causes Remedy
Power does not turn on
even though the power
switch is set to on.
Power cord not connected or
connected improperly
Connect properly.
Lamp does not light. Lamp burned out Replace with specified lamp.
Lamp burns out quickly.
Lamp used is
unspecified/incompatible
Replace with specified lamp.
Cables not connected or connected
improperly
Connect the cables properly and push in
as far as they will go. (Refer to P.60.)
(When using
cytodiagnostic unit)
Power does not turn on,
even though
cytodiagnostic power
switch is set to on.
The 55i's power switch is not set to
on (when using the 55i).
Turn on the 55i's power switch (press it
to the "|" position).
(When using
cytodiagnostic unit)
The magnification of the
cytodiagnostic unit does
not change, even
though the hand switch
is pressed.
Hand switch cable or (when using
the 55i) signal cable not connected
or connected improperly
Connect the cable properly. Push in as far
as it will go. (Refer to P.60.)
Signal cable not connected or
connected improperly
Connect the signal cable properly. Push in
as far as it will go. (Refer to P.60.)
The brightness control knob is set to
the maximum brightness level.
Set the brightness control knob to a level
other than maximum.
(When attaching the
cytodiagnostic unit to
the 55i)
The brightness of
illumination does not
change even when
magnification is
changed.
The preset switch is pressed. Pull out the preset switch.
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