Lenovo ThinkVision T22i-20 Instructions for use

T22i-20 Simplified service manual for dismantling
Model Name: Lenovo T22i-20

Exploded Diagram

1. Precaution
Please read the precaution as follows to prevent any damages to the LCD Monitor.
Make sure all power connector is removed. Be sure that the LCD Monitor is in power off status.
Prepare soft cloth and
sponge as working
platform
to place LCD monitor
horizontally.
Hold LCD by the side
carefully and DON’T touch
or press panel directly.

2. Appropriate tools
Select the Appropriate tools for disassembly and re-assembly.
Phillips screwdriver (#2)
spacer screwdriver
C/D disassembly tool
Gloves or soft cloth

3. Disassembly SOP
Put the monitor on a flat surface
(Put the EPE on under the
monitor)
Push the button to release the stand
Remove the
screw * 4pcs
Tool : Screwdriver #2
Use the C/D disassembly tool to
release Rear cover hook from
disassemble hole on bottom

Remove All tape and foil
Remove All screw.
Remove All tape and light bar
connector
Release the keypad PCB from the
middle frame
Tool : Screwdriver #2
Unplug LVDS line
Take out the mylar sheet from
Main chassis
Remove the acetate tape
Remove PCB screw and Peel off
the tape of all.
Tool : Screwdriver #2
And Spacer screwdriver

Hold the PCB and release all
connector.
Take out PCB and Peel off all
Gasket、mylar、Thermal pads