6.6.10.2. NO LCD INDICATION
CROSS REFERENCE:
TEST FUNCTIONS ()
6.6.11. SENSOR SECTION
Refer to SENSORS AND SWITCHES() for the circuit descriptions.
The Test Function makes the sensor circuit check easier. (Refer to TEST FUNCTIONS().)
For example, as for "COVER OPEN SENSOR", "CO" is turned ON/OFF on the display when you
open or close the front cover. Also, document sensor, read position sensor, recording paper
sensor and jam sensor are turned ON/OFF by the copyoperation. Therefore, each sensor can be
checked for proper mechanical operation.
As for the electric check, check whether each voltage is right or not with following flowchart
turning each sensor lever ON/OFF manually.
6.6.11.1. CHECK THE DOCUMENT TOP SW (SW352)................."REMOVE DOCUMENT"
6.6.11.2. CHECK THE DOCUMENT SET SW (SW353)................."CHECK DOCUMENT"
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