COPYRIGHT © 1999 CANON INC. CANON 660/2100 REV.0 FEB. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)A-2Timing Chart during WAIT (2/2)WAIT STBY2122232425262728293031323334353610.010.010.07.32.715.0 2.92.812.4 4.10.10.110.2 6.1 1.5 2.3 9.9 7.24.0Power ON M-CPU ON command (unit: sec)Color developing bias (AC)Color developing bias (DC)Primary charging (DC) bias(positive)Primary transfer (DC) bias(negative)Secondary pre-transfer chargingbias (AC)Secondary pre-transfer chargingbias (DC)Secondary transfer belt clutch(CL4)Secondary transfer (DC) bias(positive)Secondary transfer (DC) bias(negative)ITD cleaning roller solenoid (SL1)ITD cleaning (AC) biasITD cleaning (DC) bias (positive)ITD cleaning (DC) bias (negative)Separation static eliminating(AC) biasSeparation static eliminating(DC) biasFixing separation (DC) biasSequenceDownload free service manual at http://printer1.blogspot.com