Olympus Evis Exera II Instructions Manual page 89

When the endoscopic image does not appear on the monitor
or a frozen image cannot be restored
1.
Turn all equipment OFF except the video system center, the light source
and the monitor.
2.
Turn the video system center and light source OFF and then ON again. If
the endoscopic image appears or the frozen image restored, follow the
procedure given in "When the endoscopic image appears on the monitor" on
page 83, beginning from step 2.
If the endoscopic image still does not appear or the frozen image cannot be
restored, perform the following steps.
3.
Turn the video system center, the light source and the monitor OFF.
4.
When using an endo-therapy accessory, withdraw the endo-therapy
accessory slowly while the tip of the endo-therapy accessory is closed
and/or retracted into its sheath.
5.
When using an endoscope with the flexibility adjustment function, set the
insertion tube to the most-flexible condition (for endoscopes with flexibility
adjustment only).
6.
Turn the UP/DOWN and RIGHT/LEFT angulation locks in the "F
direction to release them (the GIF-N180 has only the UP/DOWN angulation
lock).
7.
Turn the UP/DOWN and RIGHT/LEFT angulation control knobs to their
respective neutral positions (see Figures 3.6 and 3.7, the GIF-N180 has
only the UP/DOWN angulation control knob).
8.
Release the angulation control knobs and carefully withdraw the
endoscope. When the splinting tube is used, withdraw both the endoscope
and the splinting tube together from the patient's anus (for CF/PCF models
only).
9.
Release the angulation control knobs and carefully withdraw the
endoscope. Remove the mouthpiece from the patient's mouth (for GIF
models only).
EVIS EXERA II GIF/CF/PCF TYPE 180 Series OPERATION MANUAL
Chapter 5 Troubleshooting
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