ThinkPad T40/T41/T42/T43 Series

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ThinkPad T40/T41/T42/T43 Series

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Last post

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

Last post by WEissbr0t « Wed Aug 31, 2022 7:32 am
Replies: 191
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,...
191 Replies

212882 Views

Last post by WEissbr0t
Wed Aug 31, 2022 7:32 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

701169 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

47043 Views

Last post by Johan
Sun Oct 14, 2012 2:21 pm
The mystery of FRU 08K4986

Last post by olex126 « Sun Nov 26, 2023 8:55 pm
Replies: 15
by micrex22 » Tue Feb 20, 2018 1:11 am

After using my 14.1 T41 a lot more (and really digging its keyboard and ultra-clicky trackpoint button assembly--which is even better than what I had...

15 Replies

12881 Views

Last post by olex126
Sun Nov 26, 2023 8:55 pm
T43 shuts down 15 minutes into XP install

Last post by Gonzaleitor « Sat Nov 18, 2023 2:25 pm
Replies: 38
by solidpro » Tue Sep 12, 2023 10:17 pm
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Hi Everyone

I've got a really nice T43p which just turns off (no warning or anything) after about 15 minutes....

Any ideas!?

Thanks

Alex
38 Replies

4312 Views

Last post by Gonzaleitor
Sat Nov 18, 2023 2:25 pm
General Notes of T43 Power Consumption and Cooling System

Last post by Gonzaleitor « Thu Nov 02, 2023 11:07 pm
Replies: 5
by x3lda » Wed Sep 13, 2006 10:33 pm

I bought a T43 and it has it's ups and it has downs. One major downer has been the power consumption and cooling.

Where as most dells inspiron 6000...

5 Replies

1182 Views

Last post by Gonzaleitor
Thu Nov 02, 2023 11:07 pm
T42 touchpad getting stuck?

Last post by TPFanatic « Thu Nov 02, 2023 10:53 am
Replies: 7
by steverod » Sun Jan 02, 2005 5:14 pm

Hi all:

I have a T42 2379 and it's mostly great. However, recently I've noticed the
touchpad just ceasing to work all of a sudden, some time after a...

7 Replies

872 Views

Last post by TPFanatic
Thu Nov 02, 2023 10:53 am
T42 Charges and works with the battery in but without battery will not power on.

Last post by kale87 « Fri Oct 27, 2023 3:39 pm

by kale87 » Fri Oct 27, 2023 3:39 pm

I have checked the charger and it is putting out 16v and seems to be working fine. When I disconnect the battery and try to run it on the AC...

0 Replies

499 Views

Last post by kale87
Fri Oct 27, 2023 3:39 pm
T42 turns on but screen is blank - improved from: won't turn on

Last post by Gonzaleitor « Thu Sep 14, 2023 12:35 pm
Replies: 9
by JRWooden » Sat Sep 09, 2023 3:05 pm

I am long time owner of a T42 had been using it and everything was fine.
It sat for several months and then would not turn on....
I'm familiar with...

9 Replies

1499 Views

Last post by Gonzaleitor
Thu Sep 14, 2023 12:35 pm
P machines as revered collectables?

Last post by Gonzaleitor « Wed Sep 13, 2023 7:56 pm
Replies: 3
by solidpro » Wed Sep 13, 2023 12:11 pm

Hi Everyone

Going through everything last night and amongst all the T4x and T6x machines I've got

1 x T41p
3 x T42p
2 x T43p
2 x T60p (one 14 ,...

3 Replies

659 Views

Last post by Gonzaleitor
Wed Sep 13, 2023 7:56 pm
T42 + Windows 98, wifi card with WPA2 support

Last post by dr_st « Sun Sep 10, 2023 3:48 pm
Replies: 1
by matti157 » Sun Sep 10, 2023 2:10 pm

I have a T42 with intel 2915ABG board, unfortunately there are no drivers for Windows98

The drivers are only there for:
-Cisco Systems Mini PCI...

1 Replies

688 Views

Last post by dr_st
Sun Sep 10, 2023 3:48 pm
what's the rundown on which chips fail/desolder on the t4x laptops?

Last post by astral « Sat Aug 26, 2023 11:46 pm
Replies: 30
by astral » Sat Aug 19, 2023 11:05 am
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since i've got a couple i should probably know this. especially since my t40 looks to be about to phone it in - random lockups where the display goes...
30 Replies

19299 Views

Last post by astral
Sat Aug 26, 2023 11:46 pm
T4X CPU undervolting database

Last post by segbed « Thu Aug 03, 2023 8:38 am
Replies: 2
by ziemeck » Thu May 17, 2018 11:07 am

Introduction
Some of us still use T4X either due to sentiment or as a silent typewriter. I am using a T42 (15' XGA) for www programming using Eclipse...

2 Replies

9755 Views

Last post by segbed
Thu Aug 03, 2023 8:38 am
T43p thermal pad replacement

Last post by Enig « Tue Jul 25, 2023 2:12 am
Replies: 3
by Enig » Thu Jul 20, 2023 8:27 am

My T43p fan could hardly move and was very noisy when it did. After a long cleaning and a bit of oil it now operates and sounds healthy - no guessing...

3 Replies

2934 Views

Last post by Enig
Tue Jul 25, 2023 2:12 am
Fan Error / Thermal Paste Question

Last post by Callahan « Fri Jul 07, 2023 3:38 am
Replies: 7
by Callahan » Wed Jul 05, 2023 8:41 am

After having my T42 on yesterday for maybe 6 hours ... everything seemed normal until the last 45 minutes when I started hearing a strange noise from...

7 Replies

3468 Views

Last post by Callahan
Fri Jul 07, 2023 3:38 am
My T42 wont power on

Last post by mitsiz « Thu Jul 06, 2023 9:22 pm
Replies: 3
by srhouyu » Wed Jul 05, 2023 10:36 pm

Hello. I have a T42 laptop, model 2373, which is refusing to power on.

With the battery inserted and the laptop connected to DC power, the orange...

3 Replies

1370 Views

Last post by mitsiz
Thu Jul 06, 2023 9:22 pm
T40p Video driver install on windows XP

Last post by RealBlackStuff « Mon Jun 26, 2023 11:46 pm
Replies: 1
by nicefisher » Mon Jun 26, 2023 2:45 pm

I've been trying to install a video driver on a T40p in order to see what GPU it has, but using the driver on this website's drivers page (Video...

1 Replies

1342 Views

Last post by RealBlackStuff
Mon Jun 26, 2023 11:46 pm
Volume keys not working in a T42 with Windows 98 SE

Last post by Gonzaleitor « Wed Jun 21, 2023 2:14 pm
Replies: 6
by Gonzaleitor » Wed Jun 21, 2023 12:24 pm

Hey, guys! So i hava the problem that i described in the title. Does anyone knows what driver i need? I used the keyboard one that is in the drivers...

6 Replies

2121 Views

Last post by Gonzaleitor
Wed Jun 21, 2023 2:14 pm
Bluetooth on a T43

Last post by Jean-Francois « Tue Jun 20, 2023 10:03 am

by Jean-Francois » Tue Jun 20, 2023 10:03 am

Hello the team !

First I must introduce me : I'm Jean-Francois, a 52 yo french guy, and of course, an IBM-ThinkPad lover. I'm the proud owner of two...

0 Replies

18416 Views

Last post by Jean-Francois
Tue Jun 20, 2023 10:03 am
T40p Screen is wild

Last post by RealBlackStuff « Mon Jun 05, 2023 11:34 pm
Replies: 3
by dafi » Mon Jun 05, 2023 8:14 am

Hi everyone,

I have to say; I am not an expert. But I’ve had my T40p since almost 20 years and I currently only use it to send files to a laser...

3 Replies

1480 Views

Last post by RealBlackStuff
Mon Jun 05, 2023 11:34 pm
T43 recovery media on USB

Last post by RealBlackStuff « Sat Jun 03, 2023 11:11 am
Replies: 1
by John_Vella » Sat Jun 03, 2023 8:18 am

Hi,

I'm currently downloading the recovery discs for my Thinkpad T43 and am wondering if I can burn the ISO files to a USB stick, rather than having...

1 Replies

2200 Views

Last post by RealBlackStuff
Sat Jun 03, 2023 11:11 am
Youtube on T42 screen

Last post by dr_st « Sat May 20, 2023 3:26 am
Replies: 1
by ziloo » Wed May 17, 2023 5:50 am

Hello Thinkpals :banana:

The Youtube site web page is now so large on my T42 screen that
I can't see the main movie screen!!! I have Chrome and Win...

1 Replies

1293 Views

Last post by dr_st
Sat May 20, 2023 3:26 am
T42 DVD/CD-RW Connecting / Disconnecting

Last post by Callahan « Sun May 14, 2023 6:00 am
Replies: 8
by Callahan » Sat May 06, 2023 9:12 am

This just started happening less than an hour ago ... it has never happened before with any of my ThinkPads since I got them 13 years ago. The CD/DVD...

8 Replies

1690 Views

Last post by Callahan
Sun May 14, 2023 6:00 am
T43p Intermittent Start

Last post by Tom81 « Tue May 02, 2023 6:18 pm
Replies: 2
by TPFanatic » Tue May 02, 2023 10:15 am

AC in, it charges battery, press power button and it goes lights off.
Pull cmos battery and reinstall no change.
No battery no change....

2 Replies

1818 Views

Last post by Tom81
Tue May 02, 2023 6:18 pm
T41 RAM Upgrade Issue

Last post by kfzhu1229 « Wed Apr 19, 2023 3:14 pm
Replies: 6
by Sleora » Tue Apr 18, 2023 10:36 am

Greetings, today (when this topic is posted) I received a set of 2 Ram sticks of 1GB each Komputerbay 333Mhz DDR PC2700 DDR333 found on Amazon for my...

6 Replies

1687 Views

Last post by kfzhu1229
Wed Apr 19, 2023 3:14 pm
T42 with Flash Drives Connecting / Disconnecting

Last post by Callahan « Sun Apr 16, 2023 4:54 pm
Replies: 7
by Callahan » Sat Apr 15, 2023 12:37 pm

I seem to be having problems since last year with my flash drives connecting and disconnecting at a rapid pace. I was thinking the USB ports on my...

7 Replies

2196 Views

Last post by Callahan
Sun Apr 16, 2023 4:54 pm
ThinkPad T42 recovery media

Last post by djeden « Tue Mar 21, 2023 4:29 pm
Replies: 1
by PenScales » Sat Dec 17, 2022 3:01 pm

Hello. New member to the forums here.

I'm looking for Recovery Media for a ThinkPad T42 that shipped with Windows XP Profesional. It still has the...

1 Replies

2557 Views

Last post by djeden
Tue Mar 21, 2023 4:29 pm
BMDC-3 (39T0026) in T40-T42

Last post by dandreye « Tue Mar 21, 2023 5:41 am

by dandreye » Tue Mar 21, 2023 5:41 am

Hi All,

Does anyone have a BT & modem daughter card BMDC-3 (39T0026) working in their T40-T42? My old thread suggests the answer would most likely...

0 Replies

1914 Views

Last post by dandreye
Tue Mar 21, 2023 5:41 am
T41 mb

Last post by dr_st « Sun Feb 19, 2023 4:48 pm
Replies: 1
by deickos » Sun Feb 19, 2023 3:43 pm

I wanted to ask if a motherboard from a T41p will do for a T43
the chassis look the same

1 Replies

1595 Views

Last post by dr_st
Sun Feb 19, 2023 4:48 pm
Graphics performance for T4x range

Last post by kfzhu1229 « Wed Jan 25, 2023 12:22 am
Replies: 9
by nfraser01 » Sun Jan 15, 2023 5:02 pm

Hi All

I've ended up with a three T42's - one with Intel graphics, one with the Mobility Radeon 7500 and one with the Fire GL T2 (same(ish) as...

9 Replies

3241 Views

Last post by kfzhu1229
Wed Jan 25, 2023 12:22 am
Weird T42 (with a R51 motherboard?)

Last post by nfraser01 « Thu Jan 05, 2023 7:31 am
Replies: 9
by nfraser01 » Tue Jan 03, 2023 4:36 pm

Quick story...

My first ThinkPad was T42 that I bought during lockdown as something to tinker with. It was always a bit odd - never seeming to be...

9 Replies

2673 Views

Last post by nfraser01
Thu Jan 05, 2023 7:31 am
T43 14-inch MoBo in T42p 15-inch Chasis

Last post by kfzhu1229 « Tue Dec 20, 2022 4:46 pm
Replies: 4
by WarhawkCZ » Tue Dec 20, 2022 5:19 am

Guys, I just want to make sure. Will 14-inch T43 mobo work in T42p -15inch Chasis?
Is there any catch (like LCD cable)? The T42p is 1600x1200

4 Replies

2998 Views

Last post by kfzhu1229
Tue Dec 20, 2022 4:46 pm
T43 recovery

Last post by dr_st « Wed Dec 07, 2022 2:04 pm
Replies: 5
by Tom81 » Thu Dec 01, 2022 9:26 am

Hi all.
I bought a used Fujitsu FRU P/N 13N6913 HDD, put it in a Thinkpad T43 and it turned out that there is a working recovery partition on it.
My...

5 Replies

2293 Views

Last post by dr_st
Wed Dec 07, 2022 2:04 pm
T42P needs parts

Last post by RealBlackStuff « Thu Nov 10, 2022 2:16 am
Replies: 1
by crab_rangoon » Wed Nov 09, 2022 7:54 pm

Hi!
I've got a 15 IBM Thinkpad T42P with lots of cracking on the plastic case which I'd like to fix/replace. The screen is good, the motherboard is...

1 Replies

2214 Views

Last post by RealBlackStuff
Thu Nov 10, 2022 2:16 am
T42 fan

Last post by kfzhu1229 « Sat Nov 05, 2022 11:58 am
Replies: 2
by hixs » Tue Sep 06, 2022 6:14 pm

Need help Identifying fan wires on t42 fan to test the fan. 1) red----- 2) blue---- 3)orange--normally red would be pos+ while black is neg- I'm...

2 Replies

1952 Views

Last post by kfzhu1229
Sat Nov 05, 2022 11:58 am
T42 - Windows 98 Restore Media?

Last post by theterminator93 « Fri Nov 04, 2022 3:57 pm
Replies: 2
by np247 » Fri Nov 04, 2022 8:05 am

Good morning,

I was given a T42 which I've spent far too much time/money on cleaning up. Knowing who this came from, I can almost certainly say they...

2 Replies

2401 Views

Last post by theterminator93
Fri Nov 04, 2022 3:57 pm
New T42 motherboard ATI 9600 vidoe crashes

Last post by kfzhu1229 « Mon Oct 10, 2022 4:04 pm
Replies: 6
by gdepetro » Wed Apr 13, 2022 4:47 pm

I put a brand new T42 motherboard in a T43 case. Installed XP. The viedo ATI 9600 crashes and will not run. Use the Lenovo video drive. Also notice...

6 Replies

4599 Views

Last post by kfzhu1229
Mon Oct 10, 2022 4:04 pm
Right/Left Click not working on T43

Last post by E Waste Connoisseur « Sun Oct 02, 2022 5:16 pm
Replies: 2
by E Waste Connoisseur » Sat Oct 01, 2022 2:53 am

Hey, first I'd like to say thank you for all the information this forum has provided. I've ran into a problem and for the first time can't seem to...

2 Replies

2729 Views

Last post by E Waste Connoisseur
Sun Oct 02, 2022 5:16 pm
Wi-Fi Antenna for T4x

Last post by RealBlackStuff « Wed Sep 07, 2022 12:03 pm
Replies: 2
by ziloo » Wed Sep 07, 2022 9:11 am

Hello Thinkpals, :banana:

Can we boost w-fi reception for a T4x by connecting
an antenna to some location (where :?: :!: :?: ) on
the laptop???...

2 Replies

2783 Views

Last post by RealBlackStuff
Wed Sep 07, 2022 12:03 pm
Stripped the rubberised finish off the lid - what now?

Last post by tasman « Tue Sep 06, 2022 6:02 am
Replies: 2
by tasman » Sun Sep 04, 2022 7:58 am

My T42 was suffering from a very tired and sticky lid, to the point it made me cringe every time I touched it. Completely fed up I decided to strip...

2 Replies

3037 Views

Last post by tasman
Tue Sep 06, 2022 6:02 am
T41 and Internet connection

Last post by ziloo « Sat Sep 03, 2022 6:41 am
Replies: 6
by ziloo » Sun Aug 07, 2022 3:32 pm

Hello Thinkpals, :banana:

My T41 with win xp pro doesn't have any appetite for
either wired or wireless connection to the internet. :BAAAD!:
What...

6 Replies

3338 Views

Last post by ziloo
Sat Sep 03, 2022 6:41 am
T42 refuses to work after club Med...

Last post by kfzhu1229 « Fri Sep 02, 2022 12:02 pm
Replies: 9
by ziloo » Tue Aug 23, 2022 3:34 pm

Hello ThinkPals :banana:

After a few months of being off for vacation,
my functioning T42 with green battery light on
refuses to boot!! :BAAAD!:...

9 Replies

3428 Views

Last post by kfzhu1229
Fri Sep 02, 2022 12:02 pm
T41p turns on but no beep, no displays, cpu fan speeds up and down.... ideas?

Last post by solidpro « Thu Sep 01, 2022 1:30 pm
Replies: 5
by solidpro » Sat Aug 27, 2022 6:09 am

Hi

I've got a T41p and when you turn it on, it seems to be powering on for 2 seconds and then it just shuts down again.

I've removed the...

5 Replies

3336 Views

Last post by solidpro
Thu Sep 01, 2022 1:30 pm
M.2 NGFF 256 Gb SSD to IDE Converter internal enclosure problems

Last post by WEissbr0t « Wed Aug 31, 2022 7:49 am
Replies: 5
by GColgrove » Tue Jul 12, 2022 6:53 am

I have a Thinkpad T41 (old machine) that I would like to swap out the old HDD for a M.2 NGFF 256 Gb to IDE converter internal enclosure. This is the...

5 Replies

3529 Views

Last post by WEissbr0t
Wed Aug 31, 2022 7:49 am
The screwy Screws

Last post by WEissbr0t « Wed Aug 31, 2022 7:46 am
Replies: 3
by ziloo » Fri May 27, 2022 4:10 am

Ok Folks,

I know you have heard this before, but here I go again:

Some of the screws on the back of the T4x are worn on the head :screwy: ;
so the...

3 Replies

3409 Views

Last post by WEissbr0t
Wed Aug 31, 2022 7:46 am
Port Replicator Docking for T4x

Last post by WEissbr0t « Wed Aug 31, 2022 7:41 am
Replies: 1
by ziloo » Fri May 20, 2022 8:31 am

:help:
Hello ThinkPals,

Anybody has had experience with Port Replicator Docking for T4x,
specially using the RS232 port?

ziloo :mrgreen:

1 Replies

3449 Views

Last post by WEissbr0t
Wed Aug 31, 2022 7:41 am
T41 with no heatsink over GPU ok for gaming?

Last post by WEissbr0t « Wed Aug 31, 2022 7:33 am
Replies: 3
by Jefferson » Thu Aug 25, 2022 9:15 pm

I noticed that my T41 has a short heatsink that does not cover GPU.

I have W98 installed on it and was gonna play some games for a few hours but I...

3 Replies

3153 Views

Last post by WEissbr0t
Wed Aug 31, 2022 7:33 am
Blinking WiFi LED Light - Turn it OFF

Last post by sebastek « Sun Aug 28, 2022 1:55 am
Replies: 13
by Rhino » Wed Sep 21, 2005 2:51 am

Second only to the fan problem comes the (green) LED blinking. This is by the Intel WiFi controller. The LED is on the LED strip located underneath...

13 Replies

13577 Views

Last post by sebastek
Sun Aug 28, 2022 1:55 am
4-4-4-4 beep code caused by bad RAM?

Last post by IBM-THINKPAD-T40 « Sat Aug 20, 2022 2:07 am
Replies: 3
by brucehe » Fri Feb 17, 2012 12:03 pm

I apologize if this has been discussed but my Google Search of the forum did not come up with this story.

My Dad's t42 had come up with a red screen...

3 Replies

10613 Views

Last post by IBM-THINKPAD-T40
Sat Aug 20, 2022 2:07 am
Decent Browser for T4x

Last post by dr_st « Fri Aug 19, 2022 9:08 pm
Replies: 4
by ziloo » Thu Aug 18, 2022 4:58 am

Hello Thinkpals :banana:

Although older version of Firefox is doing fine on
my T42, are there other browsers that are light and
adequate for...

4 Replies

3035 Views

Last post by dr_st
Fri Aug 19, 2022 9:08 pm

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