17
TROUBLESHOOTING GUIDE
Cause
Remedy
Page
4
Under certain conditions, performance of the unit may be adversely affected by factors other than defects. If problems occur,
please review the following list and take remedial action as needed. If you cannot solve the problem after checking the
entire list, please contact your local Olympus representative for assistance.
a) Burner is ON but light cannot be
seen from eyepiece of is dark.
Shutter is closed.
Open the shutter.
ND filter is engaged in light path.
Remove ND filter as required.
Fluorescence mirror unit is not correctly
engaged in light path.
Engage it correctly.
Aperture and field iris diaphragms are not
fully enlarged.
Fully enlarge aperture iris diaphragm
and enlarge field iris diaphragm until
it circumscribes field of view.
Fluorescence mirror unit does not match
specimen.
Use fluorescence mirror unit match-
ing specimen.
b) Image is low quality, not sharp or
poor in contrast.
Dirt/dust on objective or filter.
Clean thoroughly.
Aperture and field iris diaphragms are not
properly enlarged.
Fully enlarge aperture iris diaphragm
and enlarge field iris diaphragm until
it circumscribes field of view.
Fluorescence mirror unit does not match
specimen.
Use fluorescence mirror unit match-
ing specimen.
c) Field of view is obscured or not
evenly illuminated
Objective is not correctly engaged in light
path.
Make sure that revolving nosepiece
clicks properly into place.
Fluorescence mirror unit is not correctly
engaged in light path.
Engage fluorescence mirror unit cor-
rectly in light path.
Field iris diaphragm is set too small.
Fully enlarge field iris diaphragm.
ND slider is not stopped at click posi-
tion.
Make sure that ND slider clicks prop-
erly into place.
Mercury burner is not centered or focus-
ing is defective.
Center mercury burner or perform fo-
cusing adjustment.
d) Field contains dark, spot-like areas.
Dirt or dust on burner or on burner side
of collector lens.
Clean them.
a) Main switch cannot turn system
ON.
Power cord is not connected properly.
Connect firmly.
b) Main switch can turn system ON
but mercury burner will not light.
Connectors are not connected properly.
Connect firmly.
Mercury burner is not attached.
Attach mercury burner.
Safety device in lamp housing is active.
Set up the lamp socket correctly.
Auto ignition is malfunctioning.
Set main switch of power supply unit
to “ ” (OFF) then “
I
” (ON) again. (OFF/
ON can be repeated.)
c) Mercury burner flickers or is dark.
It is soon after ignition.
Leave for 10 minutes or more after ig-
nition.
Burner life has expired.
If hour counter indicates 300 hours
(U S H - 10 3 O L , HBO103W/2), replace
mercury burner.
Burner is deviated from optical axis.
Center mercury burner.
15
4
13
9/10
3
12/13
9/10
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14
Problem
1. Optical System
2. Electrical System
Содержание BX-RFA
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Страница 11: ...7 Make a photocopy of the observation procedure pages and post it near your microscope...
