ThinkPad R, A, G and Z Series

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ThinkPad R, A, G and Z Series

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Last post

My A 20/21/22 won't power on reliably/reboots intermittently

Last post by Bondi « Mon Aug 08, 2022 2:56 am
Replies: 29
by Deb Suran » Wed Apr 13, 2005 8:23 am

There are some known issues with the A2 x series, here is the list of things to try if you have intermittent power problems.

1) Take the battery out...

29 Replies

218596 Views

Last post by Bondi
Mon Aug 08, 2022 2:56 am
Batteryless BIOS Upgrade for ThinkPad A30

Last post by HoldMyBeerAndWatchThis « Fri May 25, 2012 4:07 pm
Replies: 14
by warnergt » Thu Jun 24, 2004 10:12 pm

I just got caught in a situation where I needed to
downgrade the BIOS in an IBM ThinkPad A30
that (incorrectly) appeared to have a battery
that...

14 Replies

86876 Views

Last post by HoldMyBeerAndWatchThis
Fri May 25, 2012 4:07 pm
Ideas to improve R61 which has been Middleton'ed questions...

Last post by titang4ppc « Thu Feb 26, 2026 8:27 pm

by titang4ppc » Thu Feb 26, 2026 8:27 pm

Hi there,

Just want to get peoples advice of possible Hardware upgrades which can be achieved on an IBM/Lenovo R61 model: 8918 which has had its...

0 Replies

679 Views

Last post by titang4ppc
Thu Feb 26, 2026 8:27 pm
IBM ThinkPad z61m 4 cycles of 4 beeps.

Last post by Vasyu_06 « Thu Jan 29, 2026 5:28 am
Replies: 4
by Vasyu_06 » Mon Jan 19, 2026 2:07 am

Hello, I have an old thinkpad(z61m), that has worked before, that beeps 4x4 times. The main battery is dead. In the manual I found out that it is a...

4 Replies

2780 Views

Last post by Vasyu_06
Thu Jan 29, 2026 5:28 am
R51e - slowing down USB ports

Last post by axur-delmeria « Mon Jan 19, 2026 8:37 am
Replies: 4
by lukee » Sun Jan 18, 2026 3:09 am

Hi everyone,
My ThinkPad R51e (mint condition, barely used) has exhibited this USB quirk for years, but recent heavy use of its ports brought it back...

4 Replies

1991 Views

Last post by axur-delmeria
Mon Jan 19, 2026 8:37 am
I Found A Z61t With A Working Battery

Last post by wujstefan « Wed Jan 07, 2026 7:19 am
Replies: 2
by TPFanatic » Sat Oct 11, 2025 9:19 pm

Lo and behold, it's somehow still alive after 19 years and 869 cycles.

Laptop seems to work alright running W7 Ult x32 on the T2300, 2GB RAM, and...

2 Replies

4859 Views

Last post by wujstefan
Wed Jan 07, 2026 7:19 am
Thinkpad A31 randomly powering off

Last post by snowycanada « Sat Nov 15, 2025 2:13 pm
Replies: 4
by snowycanada » Thu Aug 28, 2025 7:09 am

Last night while using my A31, it shut off and showed no signs of life despite me trying different things to try to get it to work. This morning i...

4 Replies

9740 Views

Last post by snowycanada
Sat Nov 15, 2025 2:13 pm
IBM ThinkPad R40 (2722-BDG) 06/2004 - Project

Last post by norrinraddhr « Thu Nov 06, 2025 5:55 am
Replies: 72
by norrinraddhr » Mon Nov 28, 2022 2:50 am
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Hi Thinkpads Community,
recently I get from my friend some old IBM ThinkPad R40 without Power Supply and CD-RW/DVD ROM Drive. He tried him before...
72 Replies

43025 Views

Last post by norrinraddhr
Thu Nov 06, 2025 5:55 am
ultrabay R61

Last post by dr_st « Wed Oct 22, 2025 12:01 pm
Replies: 1
by Phil83 » Wed Oct 22, 2025 7:29 am

Hello, which kind of Ultrabay hdd cary is suitable for R61? is it SATA only? FRU?
Is it different from ultraby carry for T61?

Thanks in advance

Phil

1 Replies

3604 Views

Last post by dr_st
Wed Oct 22, 2025 12:01 pm
ThinkPad A31 and BeOS (Or Zeta)

Last post by eightbit « Mon Oct 13, 2025 9:50 pm

by eightbit » Mon Oct 13, 2025 9:50 pm

Hi everybody,

First post here and hopefully many more :)

Recently I happened upon a somewhat sick A31. Broken power port, broken (but still...

0 Replies

4184 Views

Last post by eightbit
Mon Oct 13, 2025 9:50 pm
Random hanging/freezing on A22m

Last post by ajkula66 « Fri Sep 19, 2025 6:26 pm
Replies: 2
by remihesky » Fri Sep 19, 2025 11:54 am

Hey all! Been using my A22m again for fun and I've noticed it's started having random freezing, the computer won't shut down, but it'll become...

2 Replies

7873 Views

Last post by ajkula66
Fri Sep 19, 2025 6:26 pm
Getting BEAST v8.5c eGPU + GeForce Cards To Work With Z61p ExpressCard Socket

Last post by Shredder11 « Tue Sep 09, 2025 12:33 pm

by Shredder11 » Tue Sep 09, 2025 12:33 pm

I'm currently attempting some upgrades on a Z61p machine. I needed the ExpressCard socket for an eGPU purpose, which had a USB 3.0 + eSATA port...

0 Replies

7947 Views

Last post by Shredder11
Tue Sep 09, 2025 12:33 pm
What does the heatsink in a R60 with a ATI x1400 looks like?

Last post by Gonzaleitor « Sun Sep 07, 2025 2:38 pm
Replies: 5
by Fabricus » Sat Sep 06, 2025 1:00 pm

Hello! This is my first post in this community since I got myself a Thinkpad R60 in pristine condition! I have acquired all upgrades for it, the...

5 Replies

8741 Views

Last post by Gonzaleitor
Sun Sep 07, 2025 2:38 pm
Z61p

Last post by Shredder11 « Fri Aug 15, 2025 3:55 pm
Replies: 2
by RichardHopton » Fri Aug 15, 2025 1:28 am

So pleased with my Z61p. I replaced the display housing with a titanium one from a defunct Z60m... Now I have my dream ThinkPad

2 Replies

4103 Views

Last post by Shredder11
Fri Aug 15, 2025 3:55 pm
15" T42/T43 (or T60) SXGA LCD upgrade for a cracked G40 XGA?

Last post by axur-delmeria « Wed Aug 06, 2025 5:21 am
Replies: 24
by laboye » Mon Aug 10, 2009 4:20 pm

Hi everyone. I have here a ThinkPad G40 with a cracked 15 XGA LCD that I won on eBay. I'd like to know if I could safely order a T42/T43 15 SXGA LCD...

24 Replies

20199 Views

Last post by axur-delmeria
Wed Aug 06, 2025 5:21 am
A21M upgrades

Last post by Stampeder « Mon Jun 23, 2025 10:44 am
Replies: 4
by Stampeder » Mon May 12, 2025 9:36 am

I am new to this forum and blown away by the level of interest in the old Thinkpads.
I am a fan of my Thinkpad as well and glad to find this forum....

4 Replies

5932 Views

Last post by Stampeder
Mon Jun 23, 2025 10:44 am
Updating the R61 Intel 4965AGN wifi card

Last post by axur-delmeria « Sun Jun 22, 2025 6:59 am
Replies: 1
by titang4ppc » Sun Jun 22, 2025 1:00 am

Hi there,

I'm new here so I'm hoping that this post is going in the correct area?... Anyways, I just wanting to know whether anyone has had success...

1 Replies

13250 Views

Last post by axur-delmeria
Sun Jun 22, 2025 6:59 am
Thinkpad R52 recovery error - restoring from CD [warning: pics]

Last post by hangoutcom « Sat May 17, 2025 9:30 pm

by hangoutcom » Sat May 17, 2025 9:30 pm

FORUM warning :
Picture(s) WAY too big, tags removed.
Please read the Forum Rules , especially Section 5 :

I tried to restore ThinkPad R52 Korean...

0 Replies

17237 Views

Last post by hangoutcom
Sat May 17, 2025 9:30 pm
R40 with random mouse problems

Last post by rsomethin « Thu Apr 24, 2025 2:42 pm

by rsomethin » Thu Apr 24, 2025 2:42 pm

Got a r40 recently and installed xp twice and it ends up with a problem where the right click has a fit and the mouse will stop working until I turn...

0 Replies

5298 Views

Last post by rsomethin
Thu Apr 24, 2025 2:42 pm
Restored A31p with no sound - driver issues?

Last post by ajkula66 « Mon Apr 21, 2025 1:49 am
Replies: 7
by wujstefan » Sun Apr 20, 2025 5:31 am

Hello all!

One of the systems I have always loved and finally grown up to rebuils is an old beloved A31p.
The thing is, I'm struggling to get Audio...

7 Replies

33836 Views

Last post by ajkula66
Mon Apr 21, 2025 1:49 am
Upgrading an R50e to SSD.

Last post by vesko_m « Tue Apr 15, 2025 5:10 am
Replies: 11
by spamnchips » Mon May 11, 2020 7:38 am

Hi,
I have looked through lots of posts in various locations and they all seem to agree that my R50e 1834 Thinkpad could be upgraded to run with an...

11 Replies

14382 Views

Last post by vesko_m
Tue Apr 15, 2025 5:10 am
Intel burn test

Last post by ivo850 « Fri Mar 28, 2025 12:45 pm

by ivo850 » Fri Mar 28, 2025 12:45 pm

Hello, I own an R61 European 15 inch model (two units, one T9500 and one T7700). Can you share what temperatures you reach with the Intel burn test?

0 Replies

3722 Views

Last post by ivo850
Fri Mar 28, 2025 12:45 pm
Thinkpad R52 will not post past first Bios diagnostic screen

Last post by hcooll3 « Mon Mar 24, 2025 3:37 pm

by hcooll3 » Mon Mar 24, 2025 3:37 pm

I have a thinkpad R52 with an R51board in it. The thinkpad is a type 1847 and I switched back and forth between soldering two bios chips that...

0 Replies

4543 Views

Last post by hcooll3
Mon Mar 24, 2025 3:37 pm
Looking to Order Factory Reset Media For ThinkPad A31

Last post by Virtual_Law « Mon Mar 17, 2025 12:07 am
Replies: 2
by Virtual_Law » Fri Jan 17, 2025 4:01 pm

I'm looking to order factory reset media for a ThinkPad A31. It was out first IBM PC.
Just wondering where I can go for this.

2 Replies

4906 Views

Last post by Virtual_Law
Mon Mar 17, 2025 12:07 am
R50 1830 CPU

Last post by axur-delmeria « Sun Mar 09, 2025 3:53 am
Replies: 2
by Opabinia1 » Fri Mar 07, 2025 6:16 pm

Hi everyone! This is my first time posting here, but I recently dusted off my old R50 1830, and thought it would be a fun project to try and upgrade...

2 Replies

3546 Views

Last post by axur-delmeria
Sun Mar 09, 2025 3:53 am
ThinkPad A31 Mail-In Repair

Last post by astral « Sun Feb 23, 2025 1:21 pm
Replies: 23
by Virtual_Law » Wed Feb 12, 2025 1:07 am

I have a non-functional ThinkPad A31, and a some what functional ThinkPad A31. I am wondering if there's anyone I can send my ThinkPads to on this...

23 Replies

11420 Views

Last post by astral
Sun Feb 23, 2025 1:21 pm
R61 powers on, but won’t boot.

Last post by axur-delmeria « Wed Feb 19, 2025 7:49 am
Replies: 1
by kid_b » Tue Feb 18, 2025 9:24 pm

Hello, a month ago I purchased a thinkpad r61 in good condition. I was initially able to use it without any issues or problems. However, when I tried...

1 Replies

3877 Views

Last post by axur-delmeria
Wed Feb 19, 2025 7:49 am
Recently acquired A31 will not boot from CD

Last post by TheOldHat « Sun Feb 16, 2025 8:32 pm
Replies: 10
by TheOldHat » Thu Feb 13, 2025 8:55 pm

Hey all, mad respect for you veterans out there. I need some help:
Purchased unknown condition IBM ThinkPad A31online because I've always dreamed of...

10 Replies

6782 Views

Last post by TheOldHat
Sun Feb 16, 2025 8:32 pm
Processor & Spec Line Up For A31

Last post by fegabi « Wed Feb 12, 2025 10:29 am
Replies: 6
by Virtual_Law » Thu Jan 23, 2025 5:12 am

A long time ago we had an A31, but I can't remember the exact specs we had it with. I was wondering if anyone could provide the list of...

6 Replies

5555 Views

Last post by fegabi
Wed Feb 12, 2025 10:29 am
R52 15" Intel XGA -> SXGA+ Question

Last post by dcfbf « Wed Jan 22, 2025 1:02 pm
Replies: 4
by dcfbf » Fri Jan 17, 2025 2:00 pm

I have an R52 1860-CAU which is a 15 with intel graphics that was originally optioned with an XGA panel. (currently shelved to avoid southbridge...

4 Replies

4756 Views

Last post by dcfbf
Wed Jan 22, 2025 1:02 pm
Thinkpad R51 UXGA

Last post by Medessec « Tue Jan 21, 2025 1:18 pm
Replies: 3
by Medessec » Mon Jan 13, 2025 7:13 pm

I managed to find a really nice condition R51 recently and someone on the Discord suggested the idea of swapping a UXGA into it... can't say I wasn't...

3 Replies

4523 Views

Last post by Medessec
Tue Jan 21, 2025 1:18 pm
Problem with repasting R52

Last post by TPFanatic « Sat Jan 18, 2025 4:24 pm
Replies: 3
by derwen » Sat Jan 18, 2025 3:10 pm

Recently I got R52 and wanted to repaste it but when tried to take off cooler but it doesn't want come off.
More precisely the part on graphic chip...

3 Replies

4492 Views

Last post by TPFanatic
Sat Jan 18, 2025 4:24 pm
Restore Thinkpad r40 on different storage

Last post by depeo « Thu Jan 16, 2025 3:42 pm

by depeo » Thu Jan 16, 2025 3:42 pm

Hii,

I was able to backup the HPA on my Thinkpad R40 in his thread:

Now, I replaced the original drive with a m-sata to ide 2.5 adapter. After...

0 Replies

3777 Views

Last post by depeo
Thu Jan 16, 2025 3:42 pm
Backup HPA on r40?

Last post by depeo « Mon Jan 13, 2025 12:48 pm
Replies: 4
by depeo » Thu Jan 09, 2025 12:48 pm

Hello!

I just got a Thinkpad r40 to tinker with, and maybe play some very old games.

I want to backup the HPA, so I followed the IBM pdf guide...

4 Replies

4948 Views

Last post by depeo
Mon Jan 13, 2025 12:48 pm
Docks/Replicators for R31

Last post by jelabarre59 « Wed Jan 08, 2025 10:40 am
Replies: 2
by jelabarre59 » Tue Jan 07, 2025 3:31 pm

I'm putting together a package of parts for one of our favourite YouTube retro computing people, but I want to validate the components before I send...

2 Replies

3812 Views

Last post by jelabarre59
Wed Jan 08, 2025 10:40 am
I Bought A Broken R500 For Repair

Last post by TPFanatic « Wed Jan 01, 2025 8:32 am

by TPFanatic » Wed Jan 01, 2025 8:32 am

Poor thing was listed (A) grade in a bulk lot, but was missing a lot of stickers and clearly had taken fall damage, as inspection revealed a messed...

0 Replies

4454 Views

Last post by TPFanatic
Wed Jan 01, 2025 8:32 am
Modded bios for R32 (2658-MNG)

Last post by axur-delmeria « Tue Dec 17, 2024 10:34 pm
Replies: 2
by drhse » Tue Dec 17, 2024 1:17 am

Hi,
I have a R32 and 600x. I don't use my mpci Intel 2915ABG wifi card. It shows Error no 1802. I need modified bios file. Is there anyone help me?

2 Replies

5413 Views

Last post by axur-delmeria
Tue Dec 17, 2024 10:34 pm
FYI: refitting physical expresscard to R60e does not grant functional expresscard

Last post by TPFanatic « Tue Dec 17, 2024 4:09 pm

by TPFanatic » Tue Dec 17, 2024 4:09 pm

I refit the physical expresscard+PC card cage to my R60e, however this did not yield a functional expresscard slot.

The only functional MPCIE...

0 Replies

4846 Views

Last post by TPFanatic
Tue Dec 17, 2024 4:09 pm
R60e without computrace??

Last post by TPFanatic « Mon Dec 09, 2024 7:04 am
Replies: 8
by TPFanatic » Sat Dec 07, 2024 6:53 pm

I've acquired an r60e that seems to lack both a security chip and any mention of Computrace in the BIOS. was this really a thing that you could CTO...

8 Replies

8331 Views

Last post by TPFanatic
Mon Dec 09, 2024 7:04 am
Zender's R60e '7euj22uc.zip' BIOS please

Last post by TPFanatic « Mon Dec 02, 2024 5:55 pm
Replies: 4
by madicetea » Tue Feb 06, 2018 10:05 pm

Thanks to everyone for their help in finding the T60 BIOS with a SLIC.

I don't think that R60e has the SLIC table mods done, but I would like the...

4 Replies

14401 Views

Last post by TPFanatic
Mon Dec 02, 2024 5:55 pm
Windows 98se on an R51 - missing some drivers

Last post by Glaurung-quena « Sat Nov 23, 2024 6:48 pm

by Glaurung-quena » Sat Nov 23, 2024 6:48 pm

I have a nice R51 (1836-04u, IPS display). I have put windows 98se on it.

I've got it mostly working but I still don't have a few drivers. Does...

0 Replies

6730 Views

Last post by Glaurung-quena
Sat Nov 23, 2024 6:48 pm
R40 BAttery

Last post by Gonzaleitor « Wed Nov 06, 2024 10:32 am
Replies: 1
by Grain2077 » Tue Oct 29, 2024 8:44 pm

Last month I got a R40 is quite good condition (only missing the HDD caddy) and she's very nice, but the battery doesnt last very long and I was...

1 Replies

5090 Views

Last post by Gonzaleitor
Wed Nov 06, 2024 10:32 am
Another dead Thinkpad A21m

Last post by Medessec « Mon Nov 04, 2024 4:13 am
Replies: 4
by IBMR60 » Thu Oct 31, 2024 12:52 pm

I was powering on my A21m this morning when I noticed that the backlight was dim and a squealing noise was coming from the machine, then the...

4 Replies

5982 Views

Last post by Medessec
Mon Nov 04, 2024 4:13 am
R32 PXE boot

Last post by Gonzaleitor « Wed Oct 30, 2024 9:13 am
Replies: 2
by stevec77 » Tue Jun 11, 2024 4:39 pm

Hey there all

Whilst I love cd ROM drives, the process of burning those CDs is a bit of a pain. They're also not as plentiful in my stash as they...

2 Replies

6560 Views

Last post by Gonzaleitor
Wed Oct 30, 2024 9:13 am
Thinkpad A30 not showing any signs of life

Last post by ThinkpadKai « Mon Oct 14, 2024 9:58 am
Replies: 9
by ThinkpadKai » Tue Sep 17, 2024 3:22 pm

So i have just bought a IBM ThinkPad A30 off eBay and it was listed as untested and now that i have it, ive tried to power it on but it shows zero...

9 Replies

9130 Views

Last post by ThinkpadKai
Mon Oct 14, 2024 9:58 am
R60 modding to R601

Last post by Phil83 « Sun Oct 06, 2024 2:12 am
Replies: 18
by Phil83 » Wed Jul 27, 2022 12:00 pm

Hello,

I have read about modding R60 using a R61 mainboard 42W7822 to install penryn and up to 8 GB ram. Is only this FRU compatible? which other...

18 Replies

19007 Views

Last post by Phil83
Sun Oct 06, 2024 2:12 am
Thinkpad a21m won't turn on. Help!

Last post by astral « Wed Oct 02, 2024 1:54 pm
Replies: 7
by Kangking » Wed Sep 25, 2024 6:04 am

Hello everyone. I bought a thinkpad at a flea market for cheap. But it won't turn on. I opened it and the processor fan was fine. When I press the...

7 Replies

8194 Views

Last post by astral
Wed Oct 02, 2024 1:54 pm
R50 vs. R51 vs. R52

Last post by TPFanatic « Sun Sep 29, 2024 8:53 am
Replies: 16
by dcfbf » Thu Sep 26, 2024 2:38 pm

I'm trying to get a Thinkpad from the pre Lenovo buyout period and I have narrowed it down to any of the R5x series.

I know that the R5x and T4x...

16 Replies

12830 Views

Last post by TPFanatic
Sun Sep 29, 2024 8:53 am
ThinkPad R61 NVS 140M Overclocking Question

Last post by unixed « Mon Sep 23, 2024 11:07 am
Replies: 1
by Kaz_VA » Fri Sep 20, 2024 4:47 pm

Hello,

After learning that my r61's temps a very good and messing around with different operating systems I decided I wanted to overclock the GPU,...

1 Replies

6790 Views

Last post by unixed
Mon Sep 23, 2024 11:07 am
Safe CPU and GPU Tempuratures for ThinkPad R61

Last post by RealBlackStuff « Thu Sep 19, 2024 3:18 am
Replies: 4
by Kaz_VA » Tue Sep 17, 2024 6:22 pm

Hello!

I've recently acquired a ThinkPad R61 with a Core 2 Duo T7500 and Nvidia NVS 140M graphics and I'm wondering what temps I should expect. I...

4 Replies

6682 Views

Last post by RealBlackStuff
Thu Sep 19, 2024 3:18 am

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