Have an older Pixma MX320 which has suddenly decided to not feed paper. There isn't any paper jam (I've checked). On top of this problem, it won't let me scan individual sheets even using the platen (glass). Fortunately, I can still copy (both b&w...
Thanks for the reply. Did as instructed and cleaned roller with damp cotton swabs; then tried feeding papers through ADF again to scan/copy...Nothing happened again. Next step: preparing to call Canon tech support. Appreciate the help anyway.