Read Sharp AR-651 (serv.man8) Service Manual online
AR-651/810 GENERAL OPERATIONS 4 - 7
•
When power is turned ON or feed unit initializing is operated:
↓
Presence or absence of paper detected
Tray motor ON ~ Tray going up
When tray-up sensor is not turned ON within a certain period of time:
Tray being abnormal
“Add paper” displayed regardless of paper being present
or not
Turn ON and OFF the power to clear this condition.
When tray-up sensor is turned ON within a certain period of time:
~ Tray motor stopping
At this time, if empty sensor is ON ~ Determined there is a paper
if empty sensor is OFF ~ Determined there is no paper
↓
“Add paper” display blinked
•
When the remaining sheets of paper are getting short during copying:
→
Tray-up sensor turned OFF
→
Tray-up motor turned ON ~ Tray going up
→
Tray-up sensor turned ON
→
Tray motor stopping
•
When empty sensor is turned OFF despite tray-up sensor being ON during copying:
↓
Determined there is no paper
↓
“Add paper” display blinked
↓
Copying stopped
↔
↓
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