Olympus BF-1TH190, Инструкция по эксплуатации, Страница: 82 / 104

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5.2 Troubleshooting guide
BF-190 Series OPERATION MANUAL
Ch.5
The following table shows the possible causes of and countermeasures against troubles that may
occur due to equipment setting errors or deterioration of consumables.
Troubles or failures due to other causes than those listed below should be serviced. As repair
performed by persons who are not qualified by Olympus could cause patient or user injury and/or
equipment damage, be sure to contact Olympus for repair following the instructions given in
Section 5.4, “Returning the endoscope for repair”.

Image quality or brightness
5.2 Troubleshooting guide
Irregularity description Possible cause Solution
The image is not displayed. Not all equipment is ON. Turn ON all equipment.
The endoscope connector is not
connected securely. Connect the endoscope connector
securely until it stops and clicks.
Foreign objects such as detergent
remnants, hard water residue, finger
grease, dust, and lint are on the
electrical contacts on the endoscope
connector. Wipe the electrical contacts on the
endoscope connector using clean
lint-free cloths moistened with 70%
ethyl or 70% isopropyl alcohol and
completely dry them as described in
Section 3.3, “Inspection of the
endoscope”. After drying them, connect
the endoscope to the light source and
confirm that a proper image is displayed
when twisting the endoscope connector
left and right.
The image is not clear. The objective lens at the distal end of
the endoscope is dirty. Wipe the objective lens with clean
lint-free cloths moistened with 70%
ethyl or 70% isopropyl alcohol.
The image is excessively
dark or bright. The light guide lens at the distal end of
the endoscope is dirty. Wipe the light guide lens with clean
lint-free cloths moistened with 70%
ethyl or 70% isopropyl alcohol.
The glass at the endoscope connector
end is dirty. Wipe the glass with clean lint-free
cloths moistened with 70% ethyl or 70%
isopropyl alcohol.
The light source is not set properly. Adjust the light source’s setting as
described in its instruction manual.