Introduzione

This guide will show you how to replace the scanners stepper motor.

Parti

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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 loosening the screws, pull the serial port out.
  • Loosen the screws on the serial port by turning them counter clockwise by hand.

  • After loosening the screws, pull the serial port out.

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Lift lid to its vertical position. Pull lid straight up to remove it from the scanner. Pull lid straight up to remove it from the scanner.
  • Lift lid to its vertical position.

  • Pull lid straight up to remove it from the scanner.

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Push the plastic opening tools into the crack between the top and the bottom of the chassis. Push the plastic opening tools into the crack between the top and the bottom of the chassis. Push the plastic opening tools into the crack between the top and the bottom of the chassis.
  • Push the plastic opening tools into the crack between the top and the bottom of the chassis.

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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. Go all the way along the chassis until you can lift the upper lid.
  • 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.

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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.
  • 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.

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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.
  • 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.

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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. The stepper motor will become loose, but not completely free.
  • 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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Using tweezers gently remove the tread from the black gear on the stepper motor. The stepper motor will become completely free. The stepper motor will become completely free.
  • Using tweezers gently remove the tread from the black gear on the stepper motor.

  • The stepper motor will become completely free.

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Conclusione

To reassemble your device, follow these instructions in reverse order.

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Team

Cal Poly, Team 6-9, Regan Fall 2011 Membro di Cal Poly, Team 6-9, Regan Fall 2011

CPSU-REGAN-F11S6G9

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