7. Scanner Section (IR Section)
A. IR Unit open/close operation
• Pulling the IR Unit Lock Release Lever will disengage the IR Unit Lock Pawl, allowing the
IR Unit to be opened.
IR Unit Lock Release Lever
• When the Auto Document Feeder Unit is raised open, the ADF Lever is pushed upward
to lock the IR Unit Lock Release Lever, thus preventing the IR Unit from being opened.
IR Unit in locked condition
14
Theory of Operation Ver. 1.0 Nov. 2005
IR Unit Lock Pawl
ADF Lever
IR Unit in unlocked condition
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