79
Troubleshooting
5
█
Endoscopic device operation
Description of abnormality Possible cause Solution
An endoscopic device cannot
be inserted.
The bending section of the endoscopic is
angulated.
Straighten the bending section as much as possible
and reinsert the endoscopic device.
An incompatible endoscopic device is used. Use an endoscopic device that is compatible with
this endoscope.
The handle (controlling portion) of the
endoscopic device is held tightly.
Operate the endoscopic device with an appropriate
force.
An endoscopic device cannot
be withdrawn.
The bending section of the endoscope is
angulated.
Straighten the bending section as much as possible
and withdraw the endoscopic device.
The handle (controlling portion) of the
endoscopic device is held tightly.
Operate the endoscopic device with an appropriate
force.
5-2. Withdrawal of an endoscope with an abnormality
Immediately stop the endoscopic procedure and slowly and cautiously withdraw the endoscope when any
abnormality occurs.
When the endoscopic image is displayed
1. When using an endoscopic device, close the distal tip or retract it within the sheath. Slowly
withdraw the endoscopic device from the endoscope.
2. Operate the suction control valve to suction any fluid remaining inside the patient’s body cavity.
3. If the electrical magnifying function used, set it back to standard image size.
4. Turn the up/down angulation lock lever and right / left angulation lock knob in the “F
►
” direction
until they stop to release the lock of the angulation control knobs.
5. While checking the endoscopic image, slowly and cautiously withdraw the endoscope.
When the endoscopic image is not displayed
1. When using an endoscopic device, close its distal end or retract it into its sheath. Slowly withdraw
the endoscopic device from the endoscope.
2. Turn the up/down angulation lock lever and right / left angulation lock knob in the “F
►
” direction
until they stop to release the lock of the angulation control knobs.
3. Remove your hand from the up /down and right / left angulation control knobs.
4. Slowly and cautiously withdraw the endoscope.
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