Phone · Google · Pixel 2 XL
Google Pixel 2 XL Titan Security Chip Repair
Titan Security Chip Repair guide for the Google Pixel 2 XL
Before you begin
Tools
- T5 Torx screwdriver
- Heat gun
- Plastic opening picks
- Spudger
- Tweezers
- Microscope
- Hot air station
- Anti-static wrist strap
Parts / materials
- Replacement screen adhesive strips
- Liquid flux
- 99% Isopropyl alcohol
- Replacement Titan security IC
Safety
- Wear safety glasses while working with hot air tools and glass screens.
- Wear an ESD wrist strap to prevent electrostatic discharge from damaging motherboard components.
- Operate the hot air station in a well-ventilated space to avoid inhaling flux fumes.
Overview
Step-by-step
- 1
Heat the front display edges
3 minApply heat to the front glass edges using a heat gun or heated pad for two minutes to soften the display adhesive.
- 2
Slice the screen adhesive
5 minInsert a thin opening pick under the left edge of the display and carefully slide around the perimeter.
- 3
Pivot the display open
2 minGently swing the screen open from the left side like a book cover. Do not pull it away completely yet.
- 4
Unscrew the display cable bracket
2 minRemove the single T5 Torx screw securing the metal display cable cover.
- 5
Disconnect the display cable
2 minUse the flat end of a spudger to pry the display connector straight up from the motherboard socket.
- 6
Disconnect the battery cable
2 minPry the battery press connector up from the main board to kill power to the system.
- 7
Remove motherboard shield screws
4 minUnscrew the nine T5 Torx screws securing the upper motherboard shield and midframe assembly.
- 8
Remove the motherboard shield
2 minLift the midframe bracket out of the phone casing using tweezers.
- 9
Disconnect camera flex cables
3 minUnplug the front-facing and rear-facing camera ribbon cables from the motherboard using a plastic spudger.
- 10
Unclip antenna coax cables
2 minUse precision tweezers to gently unclip the red and white antenna cables near the bottom of the board.
- 11
Lift out the motherboard
3 minTilt the motherboard up from the top edge and carefully remove it from the rear case.
- 12
Inspect the Titan IC area under microscope
4 minSecure the motherboard on an anti-static surface and position the Titan security chip under your microscope.
- 13
Apply flux to the security chip
2 minDispense a small amount of liquid or gel flux around the edges of the Titan security IC.
- 14
Desolder the faulty security chip
5 minHeat the chip with a hot air station set to 350°C until the solder reflows, then lift the IC with fine tweezers.
- 15
Solder the replacement Titan chip
7 minAlign the replacement chip onto the cleaned pads, apply hot air until it seats, and allow it to cool completely.
After your Google Pixel 2 XL titan security chip repair
Power the Pixel 2 XL back on and test the titan security chip 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 Google Pixel 2 XL job before assuming the part is defective. Keep leftover adhesive and screws labeled in case you need a second pass.
Keep learning
Explore more Google Pixel 2 XL repair context in the encyclopedia, or open related DIY guides.
