Service manual

COPYRIGHT © 1999 CANON INC. CANON GP160 REV.0 FEB. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
CHAPTER 9 EXTERNAL/AUXILIARY MECHANISM
9-6
3. Operation
When the ESS function is activated, all of the LED lights on the main unit’s control
panel, except the Energy Saver Key, are extinguished.
If any of the conditions listed below exist, then the ESS mode is not activated.
• The Energy Save mode has not been registered in the user mode.
• When the paper-out light, the jam light, the toner-out light, a service error or other
error lights are on.
• When there are image data stored in the image memory.
• When there is a document in the ADF.
To turn off the ESS mode, press the Energy Saver Key. If any of the situations below
occur, the unit will automatically turn off the ESS mode.
• A document is placed in the ADF.
• A fax is received (for those machines fitted with the fax function).
• The phone is taken off the hook (for those machines fitted with the fax function).
• The pre-set report output time has arrived (for those machines fitted with the fax
function).
• The pre-set timer alarm time has arrived (for those machines fitted with the fax
function).
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