Skip to main content

Changes to Dell Latitude E6540 Battery Replacement Introduction

Edit by Nick

Edit approved by Nick

Deleted
Added
Unchanged
Introduction
about it it regarding the performance and the battery. [ … ] * It's a powerhouse laptop for the money you spend on it(and it's even better if you get it refurbished) * If you get one used or refurbished/scratch and dent and it comes with the 6 cell battery, you will find out shortly after owning the laptop this battery is too weak. You really need a 9 cell battery to get any acceptable battery time or the off the charger time isn't that great; about 3:15 once it's in the 9% wear range.This becomes even more evident if yours has the i7-4800MQ/Dual Video configuration and if you use the dedicated GPU, since this only makes the problem worse then it would be on the Intel graphics by cutting it by about a hour from 3:15 to 2:15. [ … ] DOES NOT make installing Windows 8.1 Pro legal! It will work, but without that sticker it's unlicensed, technically.''' [ … ] guide. '''However, if I think they buried post it so people don't get as mad blame me if the TSA confiscates these batteries for some ridiculous reason, even though the battery restriction only really affects '''spare batteries''' it if you travel with, but considering misread the TSA can get away with as much as they do, you never know if they will take it off rules!''' [ ] Here's the laptop [http://safetravel.dot.gov/definitions.html#larger_lithium_ion|page from the TSA] I can find on this until I can find a way to explain this in language that's iFixit friendly. [http://safetravel.dot.gov/larger_batt.html|Oh, and confiscate it. this one.]
about it it regarding the performance and the battery. [ … ] * It's a powerhouse laptop for the money you spend on it(and it's even better if you get it refurbished) * If you get one used or refurbished/scratch and dent and it comes with the 6 cell battery, you will find out shortly after owning the laptop this battery is too weak. You really need a 9 cell battery to get any acceptable battery time or the off the charger time isn't that great; about 3:15 once it's in the 9% wear range.This becomes even more evident if yours has the i7-4800MQ/Dual Video configuration and if you use the dedicated GPU, since this only makes the problem worse then it would be on the Intel graphics by cutting it by about a hour from 3:15 to 2:15. [ … ] DOES NOT make installing Windows 8.1 Pro legal! It will work, but without that sticker it's unlicensed, technically.''' [ … ] guide. '''However, if I think they buried post it so people don't get as mad blame me if the TSA confiscates these batteries for some ridiculous reason, even though the battery restriction only really affects '''spare batteries''' it if you travel with, but considering misread the TSA can get away with as much as they do, you never know if they will take it off rules!''' [ ] Here's the laptop [http://safetravel.dot.gov/definitions.html#larger_lithium_ion|page from the TSA] I can find on this until I can find a way to explain this in language that's iFixit friendly. [http://safetravel.dot.gov/larger_batt.html|Oh, and confiscate it. this one.]