Canon canoscan d660u Service Manual

Page of 94
CHAPTER 1
1 - 9
COPYRIGHT ©
 
2000 CANON INC.        CANOSCAN D660U REV.0 JULY 2000 PRINTED IN JAPAN (IMPRIME AU JAPON)
V. CUSTOMER'S DAILY MAINTENANCE
  Dirt on the document glass or document cover may cause an unclear image or lines on the
scanned image. Clean the document glass or document cover following the steps below.
1) Disconnect all cables from the scanner.
2) Wipe a dirt off with a soft clean cloth dampened with water and well wrung.
3) Thoroughly wipe water off with a dry cloth.