Canon PC920 - Page 305

CHAPTER 11 TROUBLESHOOTING
COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-40
4) Press the push switch (PSW) on the ADF controller PCB.
• The copy paper on the copyboard will be discharged, and the optimum value will be stored.
Figure 11-262
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PSW