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Loosen the screws on the serial port by turning them counter clockwise by hand.
After loosening the screws, pull the serial port out.
After placing one plastic opening tool into the slit, slide other plastic opening tools along the slit to detach the top from the bottom of the chassis.
Go all the way along the chassis until you can lift the upper lid.
Do not fully remove the lid until you remove the ribbon cable attached to the front of the upper lid.
Do this by grabbing the upper lid from the sides and rotating it ninety degrees so it is perpendicular to the bottom lid.
Grab the ribbon cable and gently pull it out of its slot with your fingers.
The upper lid can now safely be removed from the bottom lid.
Locate the stepper motor. With the front of the scanner facing you, the motor is located at the top left.
Disconnect the white connector from the vertical standing circuit board.
Using a #2 Philips Screwdriver, unscrew the two 7.7mm screws holding the stepper motor in place.
The stepper motor will become loose, but not completely free.
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单个步骤
完整指南
小——600像素
中——800像素
大——1200像素
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