COPYRIGHT © 1999 CANON INC. CANON NP6317 REV.0 APR. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)I. PERIODICALLY REPLACEDPARTS ..........................................9-1II. DURABLE PARTS........................9-2CHAPTER 9MAINTENANCE AND SERVICINGIII. BASIC PROCEDURE FORPERIODIC SERVICING ...............9-3IV. PERIODIC SERVICINGSCHEDULE .................................9-4