Tablet · Amazon · Kindle Fire HD 8 8th Gen
Amazon Kindle Fire HD 8 8th Gen Logic Board Repair
Logic Board Repair guide for the Amazon Kindle Fire HD 8 8th Gen
Before you begin
Tools
- Phillips #00 screwdriver
- Plastic opening tool
- Spudger
- Tweezers
- SIM card eject tool
- Anti-static wrist strap
Parts / materials
- Replacement logic board
- Isopropanol (99%)
- Lint-free cloth
Safety
- Wear an anti-static wrist strap to prevent electrostatic discharge damage to delicate board circuits.
- Ensure the battery is disconnected before touching logic board components or using metal tools near circuit traces.
- Do not puncture or bend the lithium-ion battery during disassembly.
Overview
Step-by-step
- 1
Power down the device
1 minPress and hold the power button until the shutdown menu appears. Select 'Power Off' and wait for the screen to go completely dark.
- 2
Remove the microSD card tray
1 minInsert a SIM eject tool or paperclip into the microSD slot hole on the side of the tablet. Push firmly until the tray pops out, then pull it completely free.
- 3
Unclip the back cover
4 minInsert a plastic opening tool into the seam between the outer display bezel and the rear cover. Slide the tool along the perimeter to release the plastic retaining clips.
- 4
Remove the back cover
1 minCarefully separate the back cover from the main tablet assembly. Set the rear case aside.
- 5
Disconnect the battery cable
2 minUse the flat edge of a spudger to gently pry the battery connector straight up off the logic board. This cuts power and prevents short circuits.
- 6
Disconnect the display flex cable
2 minUse fine tweezers or a spudger tip to flip up the small locking flap on the display ZIF connector. Pull the wide ribbon cable gently out of the socket.
- 7
Disconnect the digitizer cable
2 minFlip open the locking latch on the touch digitizer ZIF connector. Slide the thin ribbon cable straight out.
- 8
Disconnect the speaker connector
2 minGrasp the speaker wire bundle close to its socket with tweezers. Pull the connector straight out toward the top edge of the board.
- 9
Disconnect the power and volume button flex cable
2 minLift the small black retaining lever on the button array connector. Slide the thin ribbon cable out with tweezers.
- 10
Unclip the camera modules
2 minDisconnect the front and rear camera ribbon cables from their connectors on the motherboard. Lift the camera units out of their recess if needed.
- 11
Remove logic board screws
3 minUse a Phillips #00 screwdriver to remove the small screws holding the motherboard onto the midframe enclosure.
- 12
Lift out the logic board
2 minInsert a plastic spudger under the edge of the logic board and gently tilt it upward. Lift the board clear of the tablet chassis.
- 13
Position the replacement logic board
2 minLower the replacement logic board into the chassis, making sure all ribbon cables remain resting above the board surface.
- 14
Secure the logic board screws
3 minReinstall and tighten the Phillips #00 screws to firmly mount the logic board to the frame.
- 15
Reconnect the ribbon cables
4 minReinsert the display, digitizer, button flex, and camera cables into their connectors. Lock down all ZIF connector flaps securely.
- 16
Connect the battery cable
2 minAlign the battery press-fit connector over its socket on the motherboard and press down until it snaps in place.
- 17
Snap the back cover closed
2 minAlign the rear case over the tablet frame and press around the perimeter until all plastic clips snap securely shut.
After your Amazon Kindle Fire HD 8 8th Gen logic board repair
Power the Kindle Fire HD 8 8th Gen back on and test the logic board repair function before you put every screw away. Check touch/display response, charging, cameras, buttons, and wireless as relevant to this repair. If something fails after closing the device, reopen carefully and reseat the connectors for this Amazon Kindle Fire HD 8 8th Gen job before assuming the part is defective. Keep leftover adhesive and screws labeled in case you need a second pass.
Keep learning
Explore more Amazon Kindle Fire HD 8 8th Gen repair context in the encyclopedia, or open related DIY guides.

