Hard Disk Drive
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4 Answers 4 Score |
Why is my laptop's fan so noisy? |
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4 Answers 5 Score |
Bootmgr image is corrupt. The system cannot boot. |
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1 Answer 1 Score |
My laptop isn't displaying anything. Why? |
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2 Answers 2 Score |
T420 will not power on |
Documents
Parts
Tools
These are some common tools used to work on this device. You might not need every tool for every procedure.
Models
4170, 4171, 4172, 4173, 4174, 4174 28U, 4174 29U, 4174 2AU, 4174 2BU, 4174 L8U, 4174 PPU, 4175, 4176
Background
Lenovo ThinkPad T420s can come with three processors: Intel Core i3, i5, or i7. With a battery life of 5 hours, it is used mainly in business settings. The T420s was originally released in February of 2011 with a starting weight of 3.94 lbs. It can be bought with 1GB, 2GB, or 4GB of memory and has a total capacity of 16GB (a BIOS update may be required). The most notable feature of the ThinkPad is its TrackPoint, which is a red, circular cursor control device located on the center of the ThinkPad's keyboard.
Identification
You can identify the model of the ThinkPad on the bottom right of the screen; it should say “T420s". On the bottom case of the Lenovo ThinkPad T420s, you will find the manufacturer information including the model number on a clear sticker with white print.
Additional Information
Team
Cal Poly, Team 6-13, Maness Spring 2015 Member of Cal Poly, Team 6-13, Maness Spring 2015
CPSU-MANESS-S15S6G13
4 Members
60 Guides authored
