ThinkPad T40/T41/T42/T43 Series

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ThinkPad T40/T41/T42/T43 Series

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READ the Forum Rules!

Last post by RealBlackStuff « Fri Jun 22, 2018 2:19 pm
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by RealBlackStuff » Fri Jun 22, 2018 2:19 pm » in RULES of the ROAD

Before posting, please read the Forum Rules of the Road . .

And please pay particular attention to Section 5. PICTURES .

Thank you.

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Accessing documents from Lenovo's new Support site

Last post by rkawakami « Fri Aug 05, 2011 11:13 am
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Recently, Lenovo has completed moving the old IBM Thinkpad Support site (usually at the www-307.ibm.com domain) onto the support.lenovo.com domain....

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Fri Aug 05, 2011 11:13 am
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So far, the forum's branched out into Facebook, Twitter and Smartphones - what will we be up to next?

Keep an eye on the Forum Announcements board...

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Forum donations for upgrades

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T43p SATA Guide (There are pictures, it's 2020)

Last post by dandreye « Thu Nov 05, 2020 11:16 am
Replies: 184
by Bibin » Fri Feb 18, 2011 7:02 pm
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I have written up a clear, documented guide on how to do this modification and hosted it on my website:

As many know the T43, T43p, X41, X41T,...
184 Replies

146669 Views

Last post by dandreye
Thu Nov 05, 2020 11:16 am
GUIDE: Reflow GPU fix - 56K WARNING!!!

Last post by RealBlackStuff « Sat Aug 26, 2017 8:55 am
Replies: 255
by visionviper » Sat Feb 09, 2008 2:32 am
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This should go without saying but...
You are voiding your warranty by doing this. You also risk causing permanent damage to your motherboard.

If...
255 Replies

631833 Views

Last post by RealBlackStuff
Sat Aug 26, 2017 8:55 am
GUIDE: Make your T4x *FAST* by replacing the HDD with a SSD!

Last post by Johan « Sun Oct 14, 2012 2:21 pm

by Johan » Sun Oct 14, 2012 2:21 pm

GUIDE: Make your T4x *FAST* by replacing the HDD with a SSD!!

The purpose of this sticky is to help make more T4x-owners aware of a hardware...

0 Replies

39424 Views

Last post by Johan
Sun Oct 14, 2012 2:21 pm
[T42] replicator IBM 2878 and floppy drive

Last post by andromeda92 « Thu Apr 22, 2021 12:23 pm
Replies: 10
by andromeda92 » Wed Apr 21, 2021 9:55 am

Hi,
I have a T42 and the replicator ibm 2878, what is the FRU for a floppy drive that connects to the replicator.
Or, can a usb floppy drive boot on...

10 Replies

155 Views

Last post by andromeda92
Thu Apr 22, 2021 12:23 pm
[T42] wlan wifi card INTEL WM3B2200BG 0W9764

Last post by kfzhu1229 « Wed Apr 21, 2021 3:44 pm
Replies: 3
by andromeda92 » Wed Apr 21, 2021 6:58 am

Hi,
Does this model of card work with the T42 thinkpad ( INTEL WM3B2200BG 0W9764)?

Regards.

3 Replies

104 Views

Last post by kfzhu1229
Wed Apr 21, 2021 3:44 pm
LCD controller board for T42p Panel

Last post by vrocket « Mon Apr 12, 2021 4:16 pm
Replies: 5
by vrocket » Mon Apr 12, 2021 9:38 am

Hello all.
I have a broken T42P and I would like to re-use the beautiful panel for other projects. Has anyone done this and know which LCD...

5 Replies

244 Views

Last post by vrocket
Mon Apr 12, 2021 4:16 pm
T43 motherboard question

Last post by RealBlackStuff « Tue Mar 23, 2021 12:47 pm
Replies: 1
by FrontBackSide2Side » Tue Mar 23, 2021 11:05 am

Hi guys, does anyone know if the motherboards in the 14.1 and 15 versions of the T43 the same?

1 Replies

532 Views

Last post by RealBlackStuff
Tue Mar 23, 2021 12:47 pm
T43 dark screen!

Last post by RealBlackStuff « Wed Mar 17, 2021 4:30 am
Replies: 1
by ziloo » Wed Mar 17, 2021 3:56 am

Hello folks,

I know this is old news to you guys, but give me the direction/s as to
where to start and where to go!

Thinkpad T43 turns on and I...

1 Replies

498 Views

Last post by RealBlackStuff
Wed Mar 17, 2021 4:30 am
T42 internal modem

Last post by ajkula66 « Thu Feb 25, 2021 5:57 pm
Replies: 13
by ziloo » Wed Feb 24, 2021 2:48 pm

Hello folks,

I have a T42 that has off and on problem with the router that is connected to;
When I boot the system, sometimes it detects the router...

13 Replies

832 Views

Last post by ajkula66
Thu Feb 25, 2021 5:57 pm
What keyboard P/N do I need?

Last post by ajkula66 « Mon Feb 15, 2021 2:40 am
Replies: 11
by burns334 » Tue Jan 19, 2010 12:44 am

I've acquired a T43 2668 83U without a keyboard and it is different than most I have seen as it only has 3 standoffs. Does anyone know the FRU number...

11 Replies

2331 Views

Last post by ajkula66
Mon Feb 15, 2021 2:40 am
T43 problem with a msata to pata upgrade on windows 7

Last post by RealBlackStuff « Sat Jan 23, 2021 10:47 pm
Replies: 11
by jeodavid » Thu Jan 21, 2021 11:05 pm

Hi everyone,

I just got a msata to pata adapter for my t43 1873.
I had upgrade the bios from with the bios :...

11 Replies

1282 Views

Last post by RealBlackStuff
Sat Jan 23, 2021 10:47 pm
Successful upgrade of T42 with Crucial M4 128 GB mSATA SSD

Last post by Ervee « Thu Jan 14, 2021 2:53 pm
Replies: 67
by Acheron » Fri Jul 05, 2013 9:48 pm
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Firstly a thank you to all the members on this site.

The other night the venerable T42 booted up with a blue screen, muttering about unable to mount...
67 Replies

34099 Views

Last post by Ervee
Thu Jan 14, 2021 2:53 pm
T43p: New SSD slower than old HDD

Last post by ajkula66 « Mon Jan 11, 2021 12:58 am
Replies: 10
by vanillagod » Tue Dec 29, 2020 3:14 am

Hi All,

I recently inherited my mother's T43p and decided to keep it around as a dedicated XP machine and 1st foray into older thinkpads.
In an...

10 Replies

1841 Views

Last post by ajkula66
Mon Jan 11, 2021 12:58 am
T43 network IC replacement

Last post by kfzhu1229 « Sat Jan 09, 2021 2:29 am
Replies: 8
by t43_guy » Sat Jan 09, 2021 12:40 am

Hello all, I have been reading these forums for 3 years now but I finally decided to join, thanks for this service guys.

TL;DR: will my T43...

8 Replies

1222 Views

Last post by kfzhu1229
Sat Jan 09, 2021 2:29 am
T43 chassis mid-production revision?

Last post by kfzhu1229 « Thu Jan 07, 2021 11:24 pm
Replies: 4
by vanillagod » Wed Jan 06, 2021 3:51 am

Got inspired to try my hand at the sata mod from my prior thread here and was looking for a rougher unit I wouldn't be too devastated fubar'ing in...

4 Replies

1185 Views

Last post by kfzhu1229
Thu Jan 07, 2021 11:24 pm
ThinkPad T4x LCD cable mod

Last post by ajkula66 « Tue Jan 05, 2021 2:55 am
Replies: 18
by kfzhu1229 » Sat Jul 28, 2018 5:22 pm

Is there anyone else here whom have done a LCD cable mod to change screen resolutions on the T4x and R5x computers?
I was thinking, since T4x/R5x...

18 Replies

7467 Views

Last post by ajkula66
Tue Jan 05, 2021 2:55 am
Frame parts for 15" T-42

Last post by wsalomon « Sat Jan 02, 2021 1:23 pm

by wsalomon » Sat Jan 02, 2021 1:23 pm

I have an old T-42 I am rebuilding for the last time. The two magnesium frame parts are severely oxidized and the back frame (which is cut out for...

0 Replies

922 Views

Last post by wsalomon
Sat Jan 02, 2021 1:23 pm
T42 Flashing Yellow Battery Light

Last post by TonyC « Mon Dec 28, 2020 5:26 am
Replies: 5
by Callahan » Fri Oct 09, 2020 6:39 am

Today I turned on my T42 - 14in notebook and the battery indicator light ... which is normally green is now flashing yellow or orange.

I'm guessing...

5 Replies

3177 Views

Last post by TonyC
Mon Dec 28, 2020 5:26 am
T42 CPU upgrade

Last post by hiero « Sat Nov 28, 2020 6:52 am
Replies: 23
by RolfThinkPad » Thu Dec 12, 2013 6:43 am

Hi,
ThinkPad T42 1.7GHz Pentium M

Does anyone know if the processor can be easily upgraded to 1.8 GHz, or even 2.0 GHz?

It must be a...

23 Replies

13259 Views

Last post by hiero
Sat Nov 28, 2020 6:52 am
Recovery problem

Last post by keithpex « Mon Oct 26, 2020 3:16 am

by keithpex » Mon Oct 26, 2020 3:16 am

Hi all,

Someone was able to successfully restore the bios to T40 (not on T43, on the T43 procedure works OK)?

The method described in the manual...

0 Replies

562 Views

Last post by keithpex
Mon Oct 26, 2020 3:16 am
Wanted: T42pWin XP R&R Disc #6 ISO or the Expanded Folders

Last post by olex126 « Wed Oct 07, 2020 11:49 am
Replies: 9
by olex126 » Sun Jun 07, 2020 1:30 pm

Hi All.

I recently discovered that my Disc # 6 ISO file of the Rescue & Recovery Set for my T42p-series was corrupt....(as of course, was the backup...

9 Replies

3691 Views

Last post by olex126
Wed Oct 07, 2020 11:49 am
Source for 2nd HDD tray for T40 series

Last post by kfzhu1229 « Tue Oct 06, 2020 11:27 pm
Replies: 16
by cadillacmike68 » Wed Jun 03, 2020 2:21 pm

Hello,

I'm looking for the 2nd HDD trays for the T40 series. I'm looking for both the one that takes IDE / PATA drives, which I believe were...

16 Replies

4175 Views

Last post by kfzhu1229
Tue Oct 06, 2020 11:27 pm
T43 upgrades

Last post by shabba « Fri Aug 21, 2020 11:29 pm
Replies: 5
by gdog » Sat Aug 15, 2020 2:06 pm

Hi All. Found this forum by searching for T43 updates . I have a T43p which I've had for some years, but recently also acquired a T43, albeit with a...

5 Replies

3296 Views

Last post by shabba
Fri Aug 21, 2020 11:29 pm
ThinkPad shiny touchpad fix without replacing it

Last post by kfzhu1229 « Tue Aug 11, 2020 10:54 am
Replies: 2
by kfzhu1229 » Mon Aug 10, 2020 10:28 pm

Has anyone attempted getting around the shiny (worn) touchpads of these models with screen protectors?
The story is that it was in the middle of the...

2 Replies

2786 Views

Last post by kfzhu1229
Tue Aug 11, 2020 10:54 am
Wanted: T42 15" Replacement Keyboard 39T0674 (THREE mounting Posts)

Last post by junom « Sun Jul 26, 2020 3:05 pm
Replies: 14
by joe4227 » Sun Jul 05, 2020 10:59 am

Having trouble replacing a keyboard for my T42. Mounting stud location is critical.

Keyboard is:

Part No: 39T0674
FRU No: 39T0704
ID No: 57A0XT...

14 Replies

3656 Views

Last post by junom
Sun Jul 26, 2020 3:05 pm
Best compatible/Replacement for SXGA+ LCD screen P/N : 11P8346/11P8348

Last post by Miro_Ben « Sat Jul 25, 2020 11:57 am

by Miro_Ben » Sat Jul 25, 2020 11:57 am

Hi,

I am looking for a compatible/replacement for SXGA+ LCD screen P/N 11P8346 or 11P8348.
I would appreciate it if someone can help with this...

0 Replies

2585 Views

Last post by Miro_Ben
Sat Jul 25, 2020 11:57 am
Need a help

Last post by CreeperLoop « Mon Jul 20, 2020 6:12 am
Replies: 2
by StevenShelby » Fri Jul 17, 2020 1:13 am

Hello

I just recently got a t42 and its been working great until yesterday when all of the sudden it started having blackouts at random intervals....

2 Replies

2577 Views

Last post by CreeperLoop
Mon Jul 20, 2020 6:12 am
My ThinkPad T43 type 1871 upgrades

Last post by kfzhu1229 « Thu Jul 16, 2020 3:03 pm
Replies: 15
by Droider » Tue Oct 15, 2019 5:45 pm

Had my fair share of experience with the T40, T41 and T43 before but i had to sell them all cause there were always some minor issues with either...

15 Replies

7138 Views

Last post by kfzhu1229
Thu Jul 16, 2020 3:03 pm
T42/2379 adapter issues?

Last post by RealBlackStuff « Mon Jul 13, 2020 5:41 am
Replies: 1
by hieuabc » Mon Jul 13, 2020 3:53 am

Hello, My T42/2379 will only run on battery power. When a/c adapter is plugged in the unit will immediately go black screen and standby. As soon as...

1 Replies

598 Views

Last post by RealBlackStuff
Mon Jul 13, 2020 5:41 am
T42 9000/9600 Gfx

Last post by seskanda « Tue Jun 30, 2020 4:05 pm
Replies: 22
by seskanda » Sat Jun 27, 2020 10:28 am

Hello

What is product ID of the Thinkpad T42 that has the ATi Mobility Radeon 9000 and 9600 graphics card? Looking for a Windows 98 laptop and hear...

22 Replies

4191 Views

Last post by seskanda
Tue Jun 30, 2020 4:05 pm
Windows NT 4 on T42

Last post by matti157 « Mon Jun 08, 2020 6:06 am
Replies: 2
by matti157 » Sun Jun 07, 2020 4:02 pm

I wanted to try to install Windows NT 4 on my T42, but in the initial setup screen it does not recognize the hard disk.
Has anyone succeeded?

2 Replies

2872 Views

Last post by matti157
Mon Jun 08, 2020 6:06 am
How unreliable are T43s?

Last post by ZigFromLitva « Sun May 31, 2020 4:19 pm
Replies: 20
by ZigFromLitva » Fri May 29, 2020 5:43 am

Hello,

I want to buy a ThinkPad T43, but I heard about GPU flexing. How bad is it and how much can these T43s be unreliable?

20 Replies

4585 Views

Last post by ZigFromLitva
Sun May 31, 2020 4:19 pm
T42, how to "open" the fan?

Last post by kfzhu1229 « Thu May 28, 2020 11:20 am
Replies: 5
by Twiggy » Wed May 27, 2020 9:45 pm

So, it seems like I may need to clean out, as well as lubricate the fan in my T42.

I am not sure how to do this, I googled it but nothing came up....

5 Replies

3243 Views

Last post by kfzhu1229
Thu May 28, 2020 11:20 am
T43 recovery disks - what is the last one for?

Last post by Droider « Tue May 19, 2020 4:55 pm
Replies: 1
by DoubleFace » Fri Mar 13, 2020 4:57 pm

Hello. I restored my T43 to factory state with ISOs available from archive. There were 7 of them in total, but after installing the 6th one, the...

1 Replies

5398 Views

Last post by Droider
Tue May 19, 2020 4:55 pm
T42 CPU & RAM Upgrade Issue

Last post by cadillacmike68 « Tue May 19, 2020 2:19 pm
Replies: 5
by Twiggy » Thu May 14, 2020 7:37 pm

So a while back I bought 2GB (2x1GB) Kingston ram modules from an ebay seller within Canada, and I also bought a Petium M 755 (2.0ghz) to upgrade the...

5 Replies

3619 Views

Last post by cadillacmike68
Tue May 19, 2020 2:19 pm
Is it possible to restore a T41?

Last post by cadillacmike68 « Tue May 19, 2020 2:14 pm
Replies: 4
by donturner » Sat May 16, 2020 3:43 pm

I recently acquired an IBM ThinkPad T41 because I wanted a dedicated machine to run my CNC mill. Upon booting I found that the previous owner has...

4 Replies

3494 Views

Last post by cadillacmike68
Tue May 19, 2020 2:14 pm
ThinkPad T43p turns on for 1/2 second then goes off

Last post by kfzhu1229 « Sat May 16, 2020 10:05 pm
Replies: 4
by kfzhu1229 » Sat Apr 25, 2020 12:08 am

So the story is as follows: I have had a T43p as my daily driver until that motherboard developed GPU soldering issues (this isn't corrupted picture...

4 Replies

3755 Views

Last post by kfzhu1229
Sat May 16, 2020 10:05 pm
IBM Thinkpad T43p & Windows 10 in 2020, perfecto !

Last post by Droider « Sun May 10, 2020 4:45 pm
Replies: 2
by Droider » Sun May 10, 2020 3:30 pm

Hello everyone,

Wish everyone is safe of the corona in their homes at these tough times. Like the rest of us in lockdown, i got nobody/nothing to...

2 Replies

3823 Views

Last post by Droider
Sun May 10, 2020 4:45 pm
T40 BIOS (SVP?) password (monitor & padlock icons)

Last post by ajkula66 « Sun May 10, 2020 1:13 pm
Replies: 8
by Frankenstien » Sat May 09, 2020 3:45 pm

Hey all ... in my forum searches today (terms 'BIOS password' and 'lock icon' in the ThinkPad T4x Series sub-Forum) I have not found that which I...

8 Replies

4014 Views

Last post by ajkula66
Sun May 10, 2020 1:13 pm
T43 Wireless Issues With Windows 2000

Last post by Callahan « Fri May 08, 2020 6:22 pm
Replies: 22
by Qrani » Wed May 06, 2020 1:13 pm

I decided to install Windows 2000 on my Thinkpad T43 since it's practically the same as Windows XP under the hood, but I prefer the classic Windows...

22 Replies

5680 Views

Last post by Callahan
Fri May 08, 2020 6:22 pm
T42, slower performance on battery power?

Last post by Twiggy « Thu Apr 23, 2020 12:35 am
Replies: 5
by Twiggy » Wed Apr 22, 2020 12:32 am

Alright,

So my recently acquired T42's battery still has 90% capacity, and still lasts a long time. I noticed that when running on battery...

5 Replies

3633 Views

Last post by Twiggy
Thu Apr 23, 2020 12:35 am
What to do with my "new" T42?

Last post by Twiggy « Tue Apr 21, 2020 12:50 am
Replies: 16
by Twiggy » Wed Apr 15, 2020 2:30 pm

For a while now, I have been considering buying an older laptop from the Windows XP era, in order to use older software / games from around that time...

16 Replies

4861 Views

Last post by Twiggy
Tue Apr 21, 2020 12:50 am
Screen Protector for a T42 ???

Last post by Callahan « Fri Apr 10, 2020 6:48 pm
Replies: 7
by Callahan » Wed Apr 08, 2020 4:02 pm

For several months I have searched around for a screen protector to put on my T42s ... I have a 14 inch and a 15 inch. I see that smaller computers...

7 Replies

3981 Views

Last post by Callahan
Fri Apr 10, 2020 6:48 pm
how to test hard drive and other worn components?

Last post by Nicola « Sun Apr 05, 2020 10:58 am
Replies: 4
by Nicola » Tue Mar 31, 2020 9:50 am

T42 with Win98SE
This morning at startup strangely the graphics with IBM and Pentium writing remained several seconds, as if it had stopped (the...

4 Replies

4376 Views

Last post by Nicola
Sun Apr 05, 2020 10:58 am
Thoughts after trying to install Linux on my T41

Last post by bluetomgold « Wed Apr 01, 2020 10:03 am
Replies: 13
by mrtaufner » Thu Aug 30, 2018 8:58 pm

I've literally wasted +5 hours of my life trying to make some distros work on my good ole T41.

I've been looking for some of the most known ones...

13 Replies

9164 Views

Last post by bluetomgold
Wed Apr 01, 2020 10:03 am
Thinkpad t41 windows 98 se audio

Last post by tinue « Fri Mar 27, 2020 2:19 am
Replies: 1
by CRTtechnologie » Sun Feb 02, 2020 12:41 am

I have installed the OS- but problem is the recommended soundmaz driver never works for this installation.
I was wondering if anyone at all has...

1 Replies

6163 Views

Last post by tinue
Fri Mar 27, 2020 2:19 am
Sharp LQ150U1LW03 on a 15" T4x anyone?

Last post by kfzhu1229 « Sat Feb 29, 2020 12:10 am
Replies: 3
by kfzhu1229 » Thu Feb 27, 2020 8:18 pm

I am curious have anyone here even had their hands on a Sharp LQ150U1LW03 UXGA display?
What happened was my T43p's IDTech LCD is getting really worn...

3 Replies

4806 Views

Last post by kfzhu1229
Sat Feb 29, 2020 12:10 am
Replacing a system board

Last post by RealBlackStuff « Fri Feb 28, 2020 11:03 am
Replies: 2
by Thinkpaduser72 » Fri Feb 28, 2020 9:20 am

I have a T40 which I have not used for several years. I recently attempted to power it up and received four groups of four beeps which the Hardware...

2 Replies

3774 Views

Last post by RealBlackStuff
Fri Feb 28, 2020 11:03 am
Classic dome TrackPoint caps part number?

Last post by Easy Wind « Thu Feb 13, 2020 10:07 am
Replies: 32
by feklee » Thu Oct 18, 2012 3:13 am
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2
I would like to order something like 10 classic dome TrackPoint caps for my T41 from IBM spare parts service in Germany. What is the part number for...
32 Replies

9721 Views

Last post by Easy Wind
Thu Feb 13, 2020 10:07 am
T43 Success with mSATA to IDE Adapter

Last post by MiddlePath360 « Sat Feb 08, 2020 5:44 pm
Replies: 6
by LowRes » Mon Sep 16, 2019 6:06 pm

Just wanted to share my experience tonight and maybe help somebody else out that may be searching if this actually works. IT DOES

System:
T43 (Type...

6 Replies

7508 Views

Last post by MiddlePath360
Sat Feb 08, 2020 5:44 pm

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