Hp Photosmart C4780 Scanner Glass Assembly Replacement Repair Guide

Difficulty

Moderate

Steps

12

Time Required

                          10 - 15 minutes            

Sections

2

• Outer Shell Disassembly
• 10 steps
• Scanner Glass Assembly
• 2 steps

Flags

3

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What you need

Step 1

              Outer Shell Disassembly               

• Unplug the device from any energy sources.
• Lift the top cover of the scanner.
• Use a plastic opening tool to remove the plastic frame surrounding the glass.

Unplug the device from any energy sources.

Lift the top cover of the scanner.

Use a plastic opening tool to remove the plastic frame surrounding the glass.

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Step 2

• Carefully pull the frame away from the glass.
• If it doesn’t remove easily, use the iFixit Opening Tool again to pry stuck sections.

Carefully pull the frame away from the glass.

If it doesn’t remove easily, use the iFixit Opening Tool again to pry stuck sections.

Step 3

• Use a T10 screwdriver to unscrew the two screws that fasten the frame to the printer hood.

Use a T10 screwdriver to unscrew the two screws that fasten the frame to the printer hood.

Step 4

• Put your finger behind the panel with the power button.
• Then, pull the piece outwards.

Put your finger behind the panel with the power button.

Then, pull the piece outwards.

Step 5

• Unscrew the screw inside the power button panel space.
• Then, unscrew the screw that is across the printer slider.

Unscrew the screw inside the power button panel space.

Then, unscrew the screw that is across the printer slider.

Step 6

• Pull the white circuit board outwards which is located under the small screen.
• Unplug the small ribbon cable from the circuit board.
• Be careful when you unplug the ribbon cable not to use too much force. Using too much force may damage or rip the cable.

Pull the white circuit board outwards which is located under the small screen.

Unplug the small ribbon cable from the circuit board.

Be careful when you unplug the ribbon cable not to use too much force. Using too much force may damage or rip the cable.

Step 7

• Unplug the small ribbon cable from the circuit board. Be careful when you unplug the ribbon cable not to use too much force. Using too much force may damage or rip the cable.

Unplug the small ribbon cable from the circuit board. Be careful when you unplug the ribbon cable not to use too much force. Using too much force may damage or rip the cable.

Step 8

• Pull the memory card reader’s circuit board out.
• Detach the white wiring connector from the back of the circuit board.
• You may need to use a finger nail or a plastic opening tool to detach the white wiring connector from the circuit board.

Pull the memory card reader’s circuit board out.

Detach the white wiring connector from the back of the circuit board.

You may need to use a finger nail or a plastic opening tool to detach the white wiring connector from the circuit board.

Step 9

• Put your finger behind the small screen.
• Then, pull it up.
• Do not hesitate to use force to remove the TouchSmart panel.
• Disconnect the ribbon cable from the small screen.

Put your finger behind the small screen.

Then, pull it up.

Do not hesitate to use force to remove the TouchSmart panel.

Disconnect the ribbon cable from the small screen.

Step 10

• Pull the printer hood upward.

Pull the printer hood upward.

Step 11

              Scanner Glass Assembly               

• Lift the scanning lid from the lower portion of the printer hood.

Lift the scanning lid from the lower portion of the printer hood.

Step 12

• Leaving the ribbon connected, lift the sliding scanner off the track.
• Pull the ribbon cable out of the slot on the scanner circuit board.
• Insert the scanning piece into the rolling track.

Leaving the ribbon connected, lift the sliding scanner off the track.

Pull the ribbon cable out of the slot on the scanner circuit board.

Insert the scanning piece into the rolling track.

To reassemble the sliding scan piece, follow these instructions in reverse order.

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Author

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                    Renee Lamb                     

Member since: 09/26/2012

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                       Cal Poly, Team 2-11, Propen Fall 2012                        

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Bogdan Cosmin - Oct 1, 2015

Reply

Where can i buy the scaning piece? Im from Spain.