Installing a new CPU
#1
I hope this is posted in the correct place Tongue

I have bitten the bullet and bought myself a new (bigger) CPU as my current one keeps crashing. There isn’t anything wrong with the one I have it’s just that I am using the PC for multiple tasks and my G840 can’t keep up.

So……..I haven’t installed one before and was wondering are there any do's or don’ts that I should be aware of?

Any/all help would be very much appreciated.

Thanks in advance.

Snill
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#2
Make sure the new CPU is the right socket CPU before hand.

Make sure the BIOS supports the new CPU.

Get an earth strap.

Get an alcohol cloth.

Get some thermal paste.

Earth yourself to something metal (radiator etc).

Remove the PC cover.

Remove the heatsink.

Clean the heatsink.

Remove the old CPU.

Put in the new, cleaned, CPU with a good amount of thermal paste.

Ensure the CPU is locked then replace the heatsink and PC cover.

Start the PC, I've noticed that XP/Vista/7 when changing a CPU the PC will reboot itself but on Windows 8 if the replacement CPU is of the same line as the old one then no reboot happens and you need to go in to device manager and uninsall the CPU driver (for each core) then after a reboot the PC will recognise the new CPU.


Post your PC model number and BIOS version along with the replacement CPU type if you want a second opinion before you start taking things to bits.
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#3
As for the thermal paste, it should only be a thin layer, not "a good amount".
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#4
Well thanks very much for help.

One thing I have learnt that I didn't know was about the BIOS! After reading about it realised it was beyond my capabilities and I bent a couple of pins taking the old one out so scraped the m/board.

However if you're in the UK..... PC Currys have a new 1 off mend for £50 so I took them my new CPU, M/board and old PC left it with them 45mins all done so I am a happy chappy.

The main thing I learnt is know your limitations and occasionally you have to put your hand in your pocket. Plus I have a guarantee Smile
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#5
you could try a maniacal pencil without the led of coerce, to slowly straighten the pins.
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#6
(Nov 27, 2014, 14:12 pm)ShadyJay Wrote: you could try a maniacal pencil without the led of coerce, to slowly straighten the pins.

Nice tip but the board has gone the journey. (In the bin)

Come to think about it I have the old
Intel Pentium G840 2.8 GHZ processor if anyone wants it send me a message.
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#7
For future referance snilly. CPU's take zero insertion force. Another words, they "plop" into place and then you lock them in (Usually they have one corner "cut" which corresponds to a cut corner in the socket).

As for the above post r.e. Thermal paste. I always put a pea sized blob on the CPU. I spread it, place the heatsink in situ.

I then remove the heatsink and look for non-pasted spots and only then spread the thermal paste evenly on both the CPU and the heatsink.

Most peeps make the mistake of cleaning drop off paste, flip the CPU over and start messing with the business side of things.

Slow is smooth. Smooth is fast.
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#8
(Nov 27, 2014, 20:16 pm)-nelly- Wrote: For future referance snilly. CPU's take zero insertion force. Another words, they "plop" into place and then you lock them in (Usually they have one corner "cut" which corresponds to a cut corner in the socket).

As for the above post r.e. Thermal paste. I always put a pea sized blob on the CPU. I spread it, place the heatsink in situ.

I then remove the heatsink and look for non-pasted spots and only then spread the thermal paste evenly on both the CPU and the heatsink.

Most peeps make the mistake of cleaning drop off paste, flip the CPU over and start messing with the business side of things.

Slow is smooth. Smooth is fast.

you dont have to spread it nelly.. in fact that causes air bubbles
watch this vid https://www.youtube.com/watch?v=-hNgFNH7zhQ
you'll see what happens when u spread it around
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#9
I stand over what i've posted
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#10
(Nov 27, 2014, 20:16 pm)-nelly- Wrote: For future referance snilly. CPU's take zero insertion force. Another words, they "plop" into place and then you lock them in (Usually they have one corner "cut" which corresponds to a cut corner in the socket).

I think the damage was done when taking the processor out, but you could be right I'm not sure.

Now that the huge PC shops are doing one off repairs for £50 it's not worth the risk for me it cost me an extra £100 odd for the new m/board that was down to not letting a professional do the job and at £2 per min while you wait service....
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