Tablet · Amazon · Kindle Fire HD 8 7th Gen
Amazon Kindle Fire HD 8 7th Gen Logic Board Repair
Logic Board Repair guide for the Amazon Kindle Fire HD 8 7th Gen
Before you begin
Tools
- Plastic prying tools
- Guitar picks for prying
- Precision screwdriver set
- Spudger
- Anti-static wrist strap
Parts / materials
- Replacement logic board
- Thermal pad (optional)
- Isopropyl alcohol (99%)
Safety
- Wear safety glasses during repair.
- Work in an ESD-safe environment to avoid static damage to sensitive motherboard circuits.
- Always disconnect the battery before removing or installing internal components.
Overview
Step-by-step
- 1
Power off the tablet
1 minPress and hold the power button until the shutdown prompt appears, then select Power Off. Eject any installed microSD card from the side slot.
- 2
Unsnap the rear case
3 minInsert a plastic opening pick into the seam between the front glass bezel and the back cover. Gently twist to release the plastic retaining clips.
- 3
Remove the back cover
2 minSlide the opening pick around the entire perimeter of the tablet to release all internal latches. Lift the back cover straight off the frame.
- 4
Disconnect the battery
2 minUse a plastic spudger to gently pry the battery cable connector straight up off its logic board socket. Fold the cable back out of the way.
- 5
Disconnect the display cable
2 minUse tweezers or a spudger to flip up the dark locking flap on the display ZIF connector. Carefully slide the ribbon cable out of the socket.
- 6
Disconnect the digitizer flex
2 minFlip open the locking lever on the digitizer ZIF connector. Gently pull the flexible ribbon cable free using ESD-safe tweezers.
- 7
Unplug the speaker connector
2 minPry the speaker wire harness straight up off the logic board using the flat end of a spudger.
- 8
Disconnect the button flex
2 minUnlock the small ZIF connector for the volume/power button board and slide the ribbon cable out.
- 9
Unscrew the logic board
3 minRemove the five Phillips #000 screws securing the logic board to the internal plastic chassis.
- 10
Remove the logic board
2 minGently lift the top edge of the logic board and lift it out of the rear shell. Be careful not to snag any lingering flex cables.
- 11
Position the new board
3 minAlign the replacement logic board into the chassis, matching the screw holes and port cutouts.
- 12
Fasten motherboard screws
3 minReinstall the five Phillips #000 screws to hold the logic board securely to the frame.
- 13
Reconnect ribbon cables
4 minInsert the display, digitizer, and button ribbon cables back into their respective ZIF sockets and press the locking levers down.
- 14
Plug in speaker harness
2 minAlign the speaker connector with its socket on the motherboard and press straight down to snap it into place.
- 15
Attach battery connector
2 minAlign the battery plug over the logic board socket and press down firmly until it clicks into place.
- 16
Snap back cover shut
3 minPosition the back cover over the tablet and press firmly along all edges until all plastic clips snap tightly closed.
After your Amazon Kindle Fire HD 8 7th Gen logic board repair
Power the Kindle Fire HD 8 7th 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 7th 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 7th Gen repair context in the encyclopedia, or open related DIY guides.
