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2 - 1LHM2A*RDA001A/E§ 2 SAFETY PRECAUTIONS• Servicing must be performed by NIDEK service persons or other qualified personnel.• Perform all servicing according to the procedures described in this manual.Failure to do so may cause unexpected accident or malfunction.• When performing maintenance work, turn off the power switch and disconnect the powercord from the wall outlet unless the power needs to be on.• Be sure to remove the drill bit (44101-M381) to prevent injuries during maintenance workunless it needs to be attached.• Take antistatic precautions prior to servicing.• In case of system malfunction, check the symptom and turn off the power .• Do not drop parts or screws inside the system, nor bump it against surrounding objects.• Prepare storage cases so as not to lose the removed parts or screws.• Tighten or loosen screws with proper tools.• After loosening the screws fixed by a threadlocking adhesive, be sure to reapply thethreadlocking adhesive to the screws when retightening them.• After replacing parts, confirm that they are fixed in their original positions securely beforeturning on the power.• Should you observe smoke or strange odors being issued from the system, immediately turnoff the power switch, disconnect the power cord from the outlet, and investigate the cause.If the system is powered in abnormal conditions, fire, electric shock, or total loss of thesystem may result.• Do not perform servicing with wet hands. Doing so could cause electric shock or malfunction.• See Wiring Diagram and Connecting Cable for checking cable breaks as described in“TROUBLESHOOTING”. In addition, check cables for the following:1. Connectors are connected and crimped securely.2. No contact failure occurs after re-connection of connectors.3. Cables are soldered properly.Do not yank the cables with excessive force. Doing so could cause cable breakage.• Perform adjustment on a vibration-free, stable and level surface.A slanted floor or place subject to vibration will obstruct accurate adjustment.• Never use the adjustment jigs for purposes other than those intended.• If jigs necessary for adjustment are not available, return the system without performingadjustment.
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