APPENDIX B
B.1 Test mode for maintenance
CAUTION: Please follow the procedure here or the offset data may be changed incor- rectly. If the scanner does not react as the procedure below, turn off the scanner and start from the beginning.
(1)Activating a test mode
Open the ADF cover and set the sensors to the following state before turning on the image scanner. The image scanner can be placed in the maintenance mode by pulling out the empty sensor lever and setting the A4 size sensor lever to down position (do not change the setting of other paper size sensors) with the ADF cover fully opened (see Figure below). If the image scanner is placed in the maintenance mode, the POWER lamp blinks. If the POWER lamp does not blink, turn off the power and try again. Then close the ADF.
(Setting of the ADF sensors for maintenance mode)
-A4 size sensor: DOWN
-Empty sensor: UP
Empty sensor
A4 size sensor
UP
DOWN
OMR sensor
Open the ADF cover.
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