The following lines were added (+) and removed (-):
3. Clean sensor. [http://forums13.itrc.hp.com/service/forums/questionanswer.do?admit=109447627+1260597468270+28353475&threadId=1263658 REF]3. Clean sensor / remove the glass and clean the bulb and mirrors. [http://forums13.itrc.hp.com/service/forums/questionanswer.do?admit=109447627+1260597468270+28353475&threadId=1263658 REF]4. Scanner Bulb is not getting to the alignment area.