Canon MP970 Service Manual page 20

3) Remove the document cover (document pressure plate unit).
<While slightly pushing the left and right hinges toward the center, pull the cover upward to remove it. The cover
will not be removed just by pulling it.>
<Remove the scanner unit FFC>
<Disconnect the 3 connectors and the ground wire of the operation panel harness (fastened to the chassis).>
4) Remove the side cover L (4 screws).
<The side cover L holds the scanner unit hinge.>
<Since the pressure from the scanner lock arm spring is in the upward direction, hold the scanner unit while
removing the side cover.>
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