Olympus Evis Exera II Instructions Manual page 85

Suction
Irregularity
description
The suction is
absent or
insufficient.
The suction
valve is sticky.
The suction
valve cannot be
attached.
Liquid leaks out
from the biopsy
valve.
Image quality or brightness
Irregularity
description
There is no
video image.
An image is not
clear.
An image is
excessively
dark or bright.
An image is
abnormal.
EVIS EXERA II GIF/CF/PCF TYPE 180 Series OPERATION MANUAL
Possible cause
The biopsy valve is not
attached properly.
The biopsy valve is
damaged.
The suction pump is
not set properly.
The suction valve is
damaged.
The suction valve is
dirty.
The suction valve is
damaged.
The suction valve is
damaged.
An incorrect suction
valve is used.
The biopsy valve is
damaged.
The biopsy valve is not
attached properly.
Possible cause
Not all power switches
are ON.
The objective lens is
dirty.
The light source is not
set properly.
An incompatible video
system center is being
used.
An incompatible light
source is being used.
Chapter 5 Troubleshooting
Solution
Attach it correctly.
Replace it with a new one.
Adjust the suction pump's setting as
described in its instruction manual.
Replace it with a new one.
Remove the suction valve. Reprocess the
suction valve and attach it again.
Replace it with a new one.
Replace it with a new one.
Use a correct suction valve.
Replace it with a new one.
Attach it correctly.
Solution
Turn all the power switches ON.
Feed water to remove mucus, etc.
Adjust the light source's setting as
described in its instruction manual.
Select a compatible video system center.
Select a compatible light source.
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