COPYRIGHT © 1999 CANON INC. CANON 660/2100 REV.0 FEB. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)Figure 5-203CHAPTER 5 PICK-UP/FEEDING SYSTEM5-5PS1: Registration paper sensorPS17: Pick-up assembly paper sensorPS29: Cassette 1 last paper sensorPS1201: Cassette 2 sensorPS1202: Cassette 1 sensorPS1203: Cassette 2 paper level sensor 1PS1204: Cassette 2 paper level sensor 2PS1205: Cassette 1 paper level sensor 1PS1206: Cassette 1 paper level sensor 2PS1207: Cassette 2 paper absent sensorPS1208: Cassette 1 paper absent sensorSW1601: Cassette size switchSW1602: Cassette size switchSW1603: Cassette size switchSW1604: Cassette size switchq : Cassette 1 last paper detection signal (UCEDFS)w : Cassette 2 size detection signale : Cassette 1 size detection signalr : Cassette 2 paper level detection signal 1 (LPVS1*)t : Cassette 2 paper level detection signal 2 (LPVS2*)y : Cassette 2 detection signal (LDECKC*)u : Cassette 2 paper absent detection signal (LDECKS)i : Cassette 1 paper level detection signal 1 (UPVS1*)o : Cassette 1 paper level detection signal 2 (UPVS2*)!0 : Cassette 1 detection signal (UDECKC*)!1 : Cassette 1 paper absent detecting signal (UDECKS)!2 : Pick-up assembly paper detection signal (FEEDS)!3 : Registration paper detection signal (REGS*)DC controller PCBPS1201PS120PS1208 PS17PS1SW1601~SW1604PS1203PS1204PS29Cassette 1Cassette 2SW1601SW1604~PS1202PS1205PS1206Pick-up PCBq w e r t y u i o !0 !1 !2 !3Download free service manual at http://printer1.blogspot.com