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Lots of 360/370/750/755 keyboards with faulty trackpoints?

Older ThinkPads from the 300, 500, 600, 700 Series, iSeries, Transnote etc.
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solidpro
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Lots of 360/370/750/755 keyboards with faulty trackpoints?

#1 Post by solidpro » Tue Sep 27, 2022 7:59 am

Hi

I've got 4 of these keyboards and they're all in fantastic condition - they all look like they have hardly any wear and I would love to use them in future restores. However they all come up with an error code 08611 which appears to be related to the trackpoint.

Unfortunately on the machines I've tried these on, if the trackpoint fails the POST, you can't get any further into the boot process.

Has anyone had a similar experience and worked out a common repair or troubleshooting? I have checked the ribbon connectors are in good order with no corrosion...

Thanks!

Luizapper
Posts: 18
Joined: Thu Jul 12, 2007 5:04 pm
Location: Lisbon, Portugal

Re: Lots of 360/370/750/755 keyboards with faulty trackpoints?

#2 Post by Luizapper » Tue Jul 08, 2025 12:47 pm

solidpro wrote:
Tue Sep 27, 2022 7:59 am
Hi

I've got 4 of these keyboards and they're all in fantastic condition - they all look like they have hardly any wear and I would love to use them in future restores. However they all come up with an error code 08611 which appears to be related to the trackpoint.

Unfortunately on the machines I've tried these on, if the trackpoint fails the POST, you can't get any further into the boot process.

Has anyone had a similar experience and worked out a common repair or troubleshooting? I have checked the ribbon connectors are in good order with no corrosion...

Thanks!
This 08611 error occurs (in my 770 case) when trackpoint is stuck and needs cleaning due to grime and dust accumulated through the years. Using contact cleaning spray on base of the stick (removing cap and square plastic in between) has solved this issue.
Lenovo ThinkPad T460p (20FXS0EF00)
i7-6820HQ
32GB DDR4-2133
NVIDIA 940MX
WD SN520 NVMe (SATAe) 512GB

IBM ThinkPad T23 (2647-BG9)
PIII-m 1.13GHz
1GB PC133
Hitachi TravelStar K7K100 80GB

IBM ThinkPad 770 (9548-300)
PMMX 233MHz
228MB PC66
Toshiba MK-8025GAS 80GB

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