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Changes to Dell Latitude E6540 Battery Replacement Introduction

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Introduction
laptops, you will know these things about it regarding laptops do not perform well with the performance and 6 cell battery. Use this guide to replace a worn out battery or install a more appropriate battery. '''Note: If you have a slice battery installed, you will need to remove this before the battery. primary battery can be removed.''' [ … ] * 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. [ ] In this guide, IThis guide will show you how to replace remove the battery, battery and find locate the system COA, if your machine has Windows COA if you ever 7. You will need it this to reinstall reload Windows on this laptop computer if unless you have Windows 7 on this. Windows 8 has Dell SLIC media. Windows 8.1 Pro stores the key in the BIOS, and the COA so you will only find is a tamper evident Windows 8.1 Pro sticker. '''No, just because the key is in the BIOS for these machines DOES NOT make installing Windows 8.1 Pro legal! It will work, but without that sticker it's unlicensed and illegal.''' [ ] After you read this, you should know how to replace the battery and find your Windows 7 COA on this laptop. You should know Dell also sells a slice battery you can put into the E-Port on this notebook but I am not covering installation bottom of this. This only covers the main battery pack you computer. You do not need to run the laptop on battery. COA or Dell media with Windows 8.1 Pro.
laptops, you will know these things about it regarding laptops do not perform well with the performance and 6 cell battery. Use this guide to replace a worn out battery or install a more appropriate battery. '''Note: If you have a slice battery installed, you will need to remove this before the battery. primary battery can be removed.''' [ … ] * 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. [ ] In this guide, IThis guide will show you how to replace remove the battery, battery and find locate the system COA, if your machine has Windows COA if you ever 7. You will need it this to reinstall reload Windows on this laptop computer if unless you have Windows 7 on this. Windows 8 has Dell SLIC media. Windows 8.1 Pro stores the key in the BIOS, and the COA so you will only find is a tamper evident Windows 8.1 Pro sticker. '''No, just because the key is in the BIOS for these machines DOES NOT make installing Windows 8.1 Pro legal! It will work, but without that sticker it's unlicensed and illegal.''' [ ] After you read this, you should know how to replace the battery and find your Windows 7 COA on this laptop. You should know Dell also sells a slice battery you can put into the E-Port on this notebook but I am not covering installation bottom of this. This only covers the main battery pack you computer. You do not need to run the laptop on battery. COA or Dell media with Windows 8.1 Pro.