Olympus EVIS EXERA II Operation Manual page 73

Withdrawal when either the WLI or the NBI endoscopic image
does not appear on the monitor
1.
Turn all equipment OFF except the video system center, light source,
monitor, and suction pump.
2.
Operate the video system center and the light source to switch to the
endoscopic image that is still displayed.
3.
Follow the procedure of Step 3 above in "Withdrawal when the WLI and NBI
endoscopic images appear on the monitor". Carefully withdraw the
endoscope under the visible observation mode when the WLI endoscopic
image is not displayed.
Withdrawal when no endoscopic image appears on the
monitor or a frozen image cannot be restored
1.
Turn all equipment OFF except the video system center, light source,
monitor, and suction pump.
2.
Turn the video system center and light source OFF and then ON again. If
the WLI or NBI endoscopic image appears or the frozen image is restored,
follow the procedure given in "Withdrawal when either the WLI or the NBI
endoscopic image does not appear on the monitor", beginning from Step 2.
If no endoscopic image still appears or the frozen image cannot be restored,
perform the following steps.
3.
Turn the video system center, light source, monitor, and suction pump OFF.
4.
When using an EndoTherapy accessory, close the tip of the EndoTherapy
accessory and/or retract it into its sheath. Then withdraw the EndoTherapy
accessory slowly while lowering the forceps elevator gradually.
5.
Move the elevator control lever in the opposite direction of the "
direction until it stops.
6.
Turn the UP/DOWN and RIGHT/LEFT angulation locks in the "F
direction to release them.
7.
Turn the UP/DOWN and RIGHT/LEFT angulation control knobs to their
respective neutral positions (see Figure 3.4 on page 26).
8.
Release the angulation control knobs and carefully withdraw the
endoscope. Remove the mouthpiece from the patient's mouth.
EVIS EXERA II TJF TYPE Q180V OPERATION MANUAL
Chapter 5 Troubleshooting
U"
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