Ricoh Aficio SP 1200SF User's Guide - Page 149
Cleaning the laser scanner window
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d Plug the machine's power cord back into the electrical socket first, and reconnect all cables and telephone line cord. Turn on the machine. Note In addition to cleaning the scanner glass and glass strip with a soft lint-free cloth moistened with water, run your finger tip over the glass to see if you can feel anything on it. If you feel dirt or debris, clean the glass again concentrating on that area. You may need to repeat the cleaning process three or four times. To test, make a copy after each cleaning. Troubleshooting and routine maintenance Cleaning the laser scanner window B WARNING Use neutral detergents. DO NOT use any flammable substances, spray or organic solvent/liquids containing alcohol/ammonia to clean the inside or outside of the machine. Doing this may cause a fire or electrical shock. For more infomation see Important safety instructions on page 102 (for EU), page 104 (for USA and Canada), page 109 (for Australia) or page 111 (for other countries) according to your country. CAUTION DO NOT touch the laser scanner window with your fingers. a Before you clean the inside of the machine, turn off the machine. Unplug the telephone line cord first, and then unplug the power cord from the electrical socket. b Open the front cover and slowly take out the drum unit and toner cartridge assembly. B 139