Dell Precision M6600 vs M6400 Hardware (Overview & Disassembly)


So here’s my long overdue hardware review / disassembly “guide” of the Dell Precision M6600… (Thanks, Dell for the exchange upgrade covered under your wonderful warranty!)

DISCLAIMER: I take no responsibility for what you do with your own machine. Also, any “guidance” herein is merely suggestions and is in no way an official disassembly instructions from Dell. When writing this, I assume that you have working knowledge on laptop repair. You’ve been warned.

My apologies if some of these pictures are blurry – I was in a hurry to get my new M6600 up and running so I wasn’t as careful as I could have been to get better quality pictures.

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Fix that slow BIOS Power-On-Self-Test! (Dell Laptops)


I installed 16GB of ram into my Precision M6400 the other day and it things ran perfectly fine, until I had to force an ACPI shutdown by holding the power button.

When I turned it back on, the progress bar on the BIOS’s POST (power on self test) screen (big dell logo) got stuck at about 80% and started crawling for about 15 minutes before it moved on with the boot process. In my case, it was to ask for a biometric verification. But since it took so long to start up, I went to go do something else. By the time I got back, the laptop had turned itself off again because no credentials were provided to continue the boot process. So I turned it on again and had to wait out the full 15 minutes.

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Laptop Audio


So, my laptop is a Dell Precision M6400. For a while now, I’ve been experiencing some weird issues with the sound card (IDT HD Audio)

Some examples:
– Random audio hiccups
– Every time I open Adobe Soundbooth, open a file in soundbooth, or change my microphone settings, I get a brief, but loud piano slamming noise. Also any music or sounds I was playing in the background kept switching between stereo and mono output

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