Contact Sensor; Removing The Reader Front Cover; Removing The Reader Rear Cover - Canon iR4570 Series Service Manual

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5.4.4 Contact sensor

5.4.4.1 Removing the Reader
Front Cover
iR2270 / iR2870 / iR3570 / iR4570
1) Open the copyboard cover (or ADF).
2) Remove the 2 screws [1], and detach the copyboard
glass retainer (right) [2].
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3) Remove the 2 screws [1], and detach the copyboard
glass retainer (left) [2].
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4) Remove the 2 screws [1], and detach the reader
front cover [2].
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5.4.4.2 Removing the Reader
Rear Cover
iR2270 / iR2870 / iR3570 / iR4570
1) Disconnect the ADF communications cable [1] (if
equipped with an ADF)
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