I/O Board Replacement Process
Preliminary Requirements
Required Tools and Components
Tools
T6 (Torx) driver
•
Anti-static wrist strap (1 MOhm resistance)
•
Soft ESD safe mat
•
Microfiber / lint free cloth
•
Components
I/O Board (Refer to Illustrated Service Parts List)
•
I/O Board Screw (PN) Qty. 4
•
Prerequisite Steps
Discharge the battery
For devices with rechargeable lithium-ion batteries that power on, fully discharge the battery
before beginning repair. To expedite the battery discharge process:
Connect the controller to a device wirelessly.
•
Operate the device in wireless mode until the battery is fully discharged and the device
•
powers off.
Remove Top Case
Remove the top case as detailed in the Procedure – Removal (Top Case) for the appropriate
device.
(page 14)
Remove Mid-Frame
Remove the mid-frame as detailed in the Procedure – Removal (Mid-Frame)
Remove Mainboard
Remove the mainboard as detailed in the Procedure – Removal (Mainboard)
(page 20)
(page 39)
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