T40 CPU replacement process question

T4x series specific matters only
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micl9
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T40 CPU replacement process question

#1 Post by micl9 » Wed Feb 17, 2010 10:12 am

I am looking to upgrade my CPU (1.6 to 2.0) and will also be swapping mobo's which is not where my question is going.

I have bought a 2GHz Pentium M 755 off eBay and want to test it with my current flaky mobo, assuming I can boot into BIOS and/or windows to confirm the CPU at least powers up.

My question:
Looking at the HMM it lists removing the LCD assy as the preceding step before removing the fan when replacing the CPU. But to remove the fan assy it does not list the step to remove the LCD assy.
looking at the laptop I don't see why it would be necessary to even mess with the LCD when pulling the CPU vs just the fan.

Am I missing something?
Mike
Thinkpads:
T40 (2373-96U)
T42 (2373-9XU)dying
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ajkula66
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Re: T40 CPU replacement process question

#2 Post by ajkula66 » Wed Feb 17, 2010 10:24 am

All you need to remove (apart from keyboard etc) is just the fan. LCD can very well stay in place.

I wish you wouldn't have bought that 755...you'll understand why soon enough... :)
...Knowledge is a deadly friend when no one sets the rules...(King Crimson)

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micl9
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Re: T40 CPU replacement process question

#3 Post by micl9 » Wed Feb 17, 2010 10:56 am

Hey George,
It was part of a package of CPUs - got a good deal so I can always put it back on eBay.

I assume you are hinting at heat, will this be an issue even with the M10 fan you are sending me?

If it runs hot I can always set my coffee cup over the Q instead of that silly USB mug warmer! :lol:

I thought is was odd that the HMM would say remove the LCD...
Mike
Thinkpads:
T40 (2373-96U)
T42 (2373-9XU)dying
T43p (2669-P1U)new
T61p (6459-CTO)new

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Re: T40 CPU replacement process question

#4 Post by ajkula66 » Wed Feb 17, 2010 11:19 am

No, it's something completely different as Monty Pythons would say, that I was hinting at...you'll see... :lol:
...Knowledge is a deadly friend when no one sets the rules...(King Crimson)

Cheers,

George (your grouchy retired FlexView farmer)

AARP club members:A31p, T43pSF

Abused daily: T61p

PMs requesting personal tech support will be ignored.

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Re: T40 CPU replacement process question

#5 Post by RealBlackStuff » Wed Feb 17, 2010 1:59 pm

I too would like to see his face when he tries that 755! :twisted:
Lovely day for a Guinness! (The Real Black Stuff)

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micl9
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Re: T40 CPU replacement process question

#6 Post by micl9 » Wed Feb 17, 2010 4:17 pm

you guys are killing me! :|

But I will try to get my wife to take a pic when I try it! :wink:
Mike
Thinkpads:
T40 (2373-96U)
T42 (2373-9XU)dying
T43p (2669-P1U)new
T61p (6459-CTO)new

poshgeordie
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Re: T40 CPU replacement process question

#7 Post by poshgeordie » Wed Feb 17, 2010 6:37 pm

+1 for your reaction (I dunno what they're talking about BTW!).

Also update the bios to the latest version so the T40 recognises the new chip.

micl9
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Re: T40 CPU replacement process question

#8 Post by micl9 » Thu Feb 18, 2010 7:20 pm

Awesome :mrgreen:
You Rock George!
and as promised a picture :wink:
Image
Mike
Thinkpads:
T40 (2373-96U)
T42 (2373-9XU)dying
T43p (2669-P1U)new
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Re: T40 CPU replacement process question

#9 Post by Norway Pad » Fri Feb 19, 2010 9:07 am

Hey, it turned your Thinkpad white. No wonder you got surprised. He, he.
Bjorn
THINKPAD collector. Only missing a proper RetroThinkpad.

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