Fujitsu fi-486PRFR 사용자 설명서

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3.6  Cleaning the Glass Surface
5. Wipe the both sides of the glass surface using a cloth moistened with cleaner F1. 
6. Attach the removable sheet guide in the reverse order of its removal. 
7. Lift the Upper transport unit a little to release the safety lock and then lower the 
transport unit slowly.