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Search found 20 matches: t43 southbridge temperature

Searched query: t43 southbridge temperature

by TPFanatic
Sat Jan 18, 2025 1:04 pm
Forum: ThinkPad R, A, G and Z Series
Topic: R52 15" Intel XGA -> SXGA+ Question
Replies: 4
Views: 5765

Re: R52 15" Intel XGA -> SXGA+ Question

... else about quantifiable Temperatures of the Southbridge, but superficially nothing numerical ... t43+southbridge+temperature&x=0&y=0 From the reports of other Forum members ...
by kfzhu1229
Thu Aug 24, 2023 1:35 pm
Forum: ThinkPad T40/T41/T42/T43 Series
Topic: what's the rundown on which chips fail/desolder on the t4x laptops?
Replies: 30
Views: 157435

Re: what's the rundown on which chips fail/desolder on the t4x laptops?

t43 came in today. works fine, for now, but man does that southbridge area get scalding. no wonder they fail. gonna have to ... enough heat for the hot FireGL GPU to run at an acceptable temperature and failed instead. When the motherboard failed, I moved ...
by kfzhu1229
Tue Feb 22, 2022 9:29 pm
Forum: ThinkPad T400/T410/T420 and T500/T510/T520 Series
Topic: Did I brick my T520?
Replies: 20
Views: 6778

Re: Did I brick my T520?

... bios chip on ebay for $24. I noticed a T43P in ur sig; I have a T43 somewhere here that ... a bit more leaded solder to lower the melting temperature, then use the blade tip and melts all ... day in my backpack. I made sure to cool the southbridge, and the GPU failed instead, and I had ...
by ajkula66
Thu Sep 08, 2016 10:52 pm
Forum: ThinkPad T40/T41/T42/T43 Series
Topic: Would you buy a T43 today?
Replies: 248
Views: 87593

Re: Would you buy a T43 today?

... mode from TPFanControl is recommended for 86+ degrees Celsius. The southbridge heats up the base area right below the palmrest. The palmrest's temperature may be acceptable, but certainly not the area below it. While a single-core CPU ...
by kfzhu1229
Thu Sep 08, 2016 10:22 pm
Forum: ThinkPad T40/T41/T42/T43 Series
Topic: Would you buy a T43 today?
Replies: 248
Views: 87593

Re: Would you buy a T43 today?

T43 models also run hot even with a 2ghz P-M + x300 gpu. ... is recommended for 86+ degrees Celsius. The southbridge heats up the base area right below the palmrest. The palmrest's temperature may be acceptable, but certainly not the area below ...
by Amarbir
Sun Mar 01, 2015 9:58 am
Forum: ThinkPad T40/T41/T42/T43 Series
Topic: T43 Recovery/Repair - 2nd Failed Motherboard [ Need Advise ]
Replies: 5
Views: 5831

Re: T43 Recovery/Repair - 2nd Failed Motherboard [ Need Advise ]

In a T43/T43p both the Northbridge and Southbridge never had any cooling options. To keep the Southbridge ... from seniors .Kindly understand i am not in USA but india .The temperature here is Bad really bad .In my Rajasthan state farmhouse ...
by poshgeordie
Tue Jan 04, 2011 7:26 pm
Forum: ThinkPad T40/T41/T42/T43 Series
Topic: Now closed.
Replies: 117
Views: 130439

Re: Graphics & Southbridge Resoldering Service in UK & Europe

... and keep it brief. Background The graphics and Southbridge (SB) chips are just over 1" square and ... page on the Board Room site and for instance T43 series boards in particular are classified as ... of the balls become detached. 2. Hot and Cold Temperature Cycling As the laptop is used over ...
by beeblebrox
Tue Sep 28, 2010 9:40 am
Forum: ThinkPad T40/T41/T42/T43 Series
Topic: GUIDE: Reflow GPU fix - 56K WARNING!!!
Replies: 255
Views: 866036

Re: GUIDE: Reflow GPU fix - 56K WARNING!!!

... have this problem without a working GPU or southbridge are a worthless piece of junk (not Thinkpads ... as I know they all used leaded solder up to T43. Later on I don't know, because I have not had ... to reflow the internal solder joints, at what temperature profile (°C)?
by poshgeordie
Wed Jun 30, 2010 5:35 am
Forum: ThinkPad T40/T41/T42/T43 Series
Topic: T43p Sound disappeared
Replies: 8
Views: 1409

Re: T43p Sound disappeared

We see this on t43's when the Southbridge chip needs resoldering (sorry!). If / when the sound ... this will stop sound from the internal speakers. If your temperature is rising that much you may also want to remove the ...
by poshgeordie
Sun Jun 06, 2010 10:16 am
Forum: ThinkPad T40/T41/T42/T43 Series
Topic: T43 HELP!! (please)
Replies: 36
Views: 4907

Re: T43 HELP!! (please)

... many many laptops, including Thinkpad T4x series that the graphics and southbridge chips become unsoldered after a period of time. These chips are ... found that the normal switching on and off of the laptop causes the BGA temperature to change, stressing the solder joints and causing eventual ...
by ajkula66
Wed Apr 14, 2010 8:26 pm
Forum: ThinkPad T40/T41/T42/T43 Series
Topic: How widespread is the GPU issue with the T4x series?
Replies: 2
Views: 782

Re: How widespread is the GPU issue with the T4x series?

... Models made after spring of 2005 (all T43/p and some of the late T42/p units) had improved ... the respect of GPU failures, they do develop Southbridge failures - another common ailment of ... shut the LCD off when not in use. Keeping the temperature stable - at least in my not-so-modest ...
by poshgeordie
Wed Feb 17, 2010 6:25 pm
Forum: ThinkPad T40/T41/T42/T43 Series
Topic: T41P Reballing
Replies: 30
Views: 8347

Re: T41P Reballing

... black / continuous stips of clear epoxy as on T43's don't seems to stop the gpu from becoming ... that says that because the graphics and southbridge chips are large components, during the ... of a chance to reach the correct soldering temperature and therefore the BGA solder joints ...
by agarza
Wed Aug 13, 2008 1:35 pm
Forum: ThinkPad T60/T61 Series
Topic: Quick Poll: Integrated or Discrete Video Card??
Replies: 31
Views: 8257

... and the heatsink design was improved the temperature will quickly be lowered. Maybe some ... it then latter was to be found on newer T42/T43 models. Also, I remember some good old post ... cooper sheets so that heat generated on the Southbridge, just below the Wireless Card would ...
by gunston
Sat Feb 09, 2008 6:51 pm
Forum: ThinkPad Utility Work Area
Topic: Thinkpad Fan Noise Problem: Light at the End of the Tunnel
Replies: 1171
Views: 1565393

as fancontrol.ini says:
Level=50 0
Level=65 3
Level=70 6
Level=75 64


is okay for my X61 to turn on the FAN at this temperature. but for T43, i afraid the southbridge is getting too HOT !!!
by gunston
Sat Sep 22, 2007 11:29 pm
Forum: ThinkPad T40/T41/T42/T43 Series
Topic: How hot T43 Vs. T42
Replies: 10
Views: 2211

well, i have just compared both T43(Pci-X300) and T42(Ati 9600), T42 only gets warm ... get "HOT" rather than warm!!!! Just like the temperature is ready to toast an egg near the southbridge, well, i guess this is the little compensation ...
by agarza
Tue May 29, 2007 12:35 pm
Forum: ThinkPad T40/T41/T42/T43 Series
Topic: Question about Intel 2200bg & PCI FanControl
Replies: 1
Views: 529

Question about Intel 2200bg & PCI FanControl

... just under the touchpad, WLAN (2200bg) and Southbridge, it gets TOO HOOT. I can't tell the temperature since the TPFanControl does not show the PCI ... PCI sensor and all the sensors as if the laptop were a T43: CPU 46°C (0x78) APS 47°C (0x79) PCM 36°C (0x7a) GPU ...
by mg
Tue Feb 21, 2006 2:04 pm
Forum: ThinkPad Utility Work Area
Topic: T40/p-T43/p, R50/p & R52 Embedded Controller Internals
Replies: 90
Views: 298546

T40-T43p, R50/p, R51 18xx, R52 Embedded Controller Internals

... EC firmware images (1.02-3.04 for T40x-T43x/R50x/R51 18xx, 1.01-1.06 for T43x 26xx, 1.01-1.05 ... about the surrounding hardware. South of the Southbridge is a MAX1989 that includes an internal temperature sensor and can also read 4 more sensors. It ...
by rubin
Fri Jan 20, 2006 5:57 am
Forum: ThinkPad Utility Work Area
Topic: t43/p owners w/fan noise problem-share your knowledge(Pics!)
Replies: 91
Views: 169150

Irritating pulse and some tools that will assist!

Hi people, I have a T43 2668-F7G and also experience the fan stays on and ... which allows you to monitor the various temperature readers in the laptop, and allows you to ... This tool confirms that the southbridge is the problem; it always has the highest ...
by hiyel
Sun Jan 08, 2006 4:13 pm
Forum: ThinkPad Utility Work Area
Topic: Thinkpad Fan Noise Problem: Light at the End of the Tunnel
Replies: 1171
Views: 1565393

... great job... It works as advertised on my T43 2686NAU. Here's my feedback: 1- I couldn't determined ... Because I noticed that, in my systmem, CPU temperature is never the determinant unless I run ... I don't see how the fan cools down the southbridge either, I mean the heat sink of the ...
by Shimodax
Sun Nov 27, 2005 3:35 pm
Forum: ThinkPad Utility Work Area
Topic: Thinkpad Fan Noise Problem: Light at the End of the Tunnel
Replies: 1171
Views: 1565393

... fan control program for the Thinkpad T43 and other models. It has mainly been tested ... it will remain so, independent of the system temperature. - Probably other nasty and undesireable ... Northbridge and DRAM (below R/T/Y keys) PCI: Southbridge chip below the touchpad (reacts to WLAN ...

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