Instruction Manual

18
Chapter 3 Preparation and inspection before observation
CAUTION
• Place the case on a level surface so it is stable.
• To open the top cover of the case, release the latch on the front of the case.
• Do not pull the insertion tube with excessive force when taking it out of the cushioned slot.
Otherwise, the insertion tube may be damaged.
• When taking the control unit or main unit out of the case, never hold them by the insertion
tube or universal cable. It may damage the instrument.
• Check if the insertion tube, battery cover, video connector cap and adapter connector cap are
kept clean. Wipe off with a clean, soft cloth if dirt or a foreign substance is attached.
• Check the insertion tube, battery cover, video connector cap and adapter connector cap if
cuts or gaps are not available.