Difference between revisions of "Known Problems"

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(recategorized problems list, removed problems that have been solved ages ago by updated drivers)
(added more obvious known problems)
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==Hardware Problems==
 
==Hardware Problems==
 
===Display-related===
 
===Display-related===
*[[Problem with Pixel Error | Dead pixels on TFT displays]] (all models with a TFT display)
+
*[[Problem with Pixel Error|Problem with dead pixels or subpixels on TFT display panels]] (any model with a TFT panel)
*[[Problem with broken inverter | Inverter broken]] (all models with an inverter)
+
*[[Problem with broken inverter]] (any model with an inverter)
*[[Problem with garbled screen | Garbled Screen]] (A3x, T4x, R5x, R40, R32)
+
*[[Problem with garbled screen]] (A3x, T30, T4x, R32, R40, R5x)
*[[Problem with key and trackpoint markings on the display | Key and Trackpoint markings on display]]
+
*[[Problem with key and trackpoint markings on the display]]
*[[Problem with red display shadow | Red shadow on display]] (T41p)
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*[[Problem with red display shadow|Problem with slow response rate of red subpixels on TFT display panels]]
*[[Problem with red tinted display | Red tinted display]] (TP 23)
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*[[Problem with red tinted display|Problem with failing CCFL tubes on CCFL-backlit display panels]] (any model with a CCFL-backlit panel)
 +
*[https://forum.thinkpads.com/viewtopic.php?t=125590 Problem with air bubbles forming due to inadequate adhesive used] (X61 Tablet)
  
 
===Storage-related===
 
===Storage-related===
*[[Problem with hard drive clicking | Clicking Hard Drive]] (models with Hitachi's 5k80 hard drive)
+
*[[Problem with hard drive clicking|Problem with hard drive clicking noises caused by excessive head parking]] (any model with a AAM/APM-capable HDD)
*[[Problem with failing Zip drive]] (Ultrabay 2000 Zip 250 drive)
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*[[Problem with failing Zip drive|Problem with failing Ultrabay 2000 Zip 250 drives]]
  
 
===Motherboard-related===
 
===Motherboard-related===
*[https://forums.lenovo.com/t5/ThinkPad-X-Series-Tablet-and/VGA-output-problem/td-p/47356 VGA-out will die and needs mainboard replacing] (X61)
 
*[[Problem with failing memory slot]] (T20, T21, T30, X3x)
 
*[[Problem with USB 2.0 | USB 2.0 problems]] (T4x, R5x, X40)
 
 
*[https://forum.thinkpads.com/viewtopic.php?t=59577 Problem with faulty voltage regulators] (A2x, T20, T21, T22)
 
*[https://forum.thinkpads.com/viewtopic.php?t=59577 Problem with faulty voltage regulators] (A2x, T20, T21, T22)
 +
*[https://forum.thinkpads.com/viewtopic.php?f=28&t=21979 Problem with inductors falling off] (T23)
 +
*[https://forum.thinkpads.com//viewtopic.php?t=60935 Problem with capacitors falling off] (R31)
 +
*[https://forum.thinkpads.com/viewtopic.php?t=122413 Problem with faulty VRAM chips] (A3x)
 +
*[https://forum.thinkpads.com/viewtopic.php?t=101400 Problem with dead audio codec chip] (A31, A31p)
 +
*[[Problem with failing memory slot|Problem with loose solder joints on a RAM slot]] (T20, T21, T30, X3x)
 +
*[[Problem with USB 2.0|Problem with loose southbridge chips]] (T4x, R5x, X40)
 +
*[https://forum.thinkpads.com/viewtopic.php?t=83881 Problem with dead southbridge caused by inadequate short-circuit protection] (X40)
 +
*[https://www.semiaccurate.com/2010/07/11/why-nvidias-duff-chips-are-due-shoddy-engineering/ Problem with faulty NVIDIA GPU caused by inadequate solder bump material] (T6x, R6x)
 +
*[https://forum.thinkpads.com/viewtopic.php?t=75571 Problem with dead VGA port] (X61, X61s, X61 Tablet)
 +
*[https://forum.thinkpads.com/viewtopic.php?t=114823 Problem with broken USB ports' tabs] (W500, T400, T500, R400, R500)
  
 
===Power-related===
 
===Power-related===
*[[Problem with ThinkPad 600 batteries|600 series Battery dying prematurely]] (600, 600E, 600X)
+
*[[Problem with ThinkPad 600 batteries|Problem with premature battery death]] (600 series)
*[[Damage in 56W AC-Adapter, plastic housing melted |AC-Adapter damaged, plastic housing melted]] <tt>(240, 390, i and s models)</tt>
+
*[[Damage in 56W AC-Adapter, plastic housing melted|Problem with damaged 56 W AC adapters]]
*[[High-pitch noise from AC-Adapter]] <tt>(T60/p)</tt>
+
*[[High-pitch noise from AC-Adapter]]
  
 
==Software Problems==
 
==Software Problems==
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===BIOS/UEFI-related===
 
===BIOS/UEFI-related===
*[[Problem with unauthorized MiniPCI network card|"Unauthorized" MiniPCI Wireless Network card error (Error 1802)]] <tt>(Recent TPs)</tt>
+
*[[Problem with unauthorized MiniPCI network card|"Unauthorized" MiniPCI Wireless Network card error (Error 1802)]] (models with MiniPCI, MiniPCIe, and M.2 slots)
*[[Problem with disabled VT]] <tt>(Z61t, X60, X60s)</tt>
+
*[[Problem with lm-sensors]] (570E, 770X/Z, 600E/X, 240, X20)
 +
*[[Problem with disabled VT]] (X60, X60s, X60 Tablet, Z61t, Z61e, Z61m, Z61p)
 +
*[[Embedded Controller Firmware#Firmware_issues|Firmware issues]]
  
===Miscellaneous Problems===
+
===External-related===
*[[System randomly freezes and requires hard reset]] <tt>(X61s and all newer systems including X,T,R,Z series)</tt>
+
*[[Problem with Dock USB Ports]]
*[[Problem with Dock USB Ports | Dock USB Ports]] <tt>(T30/X21)</tt>
 
*[[Problem with lm-sensors | lm_sensors kills ThinkPads]] <tt>(TP 570E, 770X/Z, 600E/X, 240, X20)</tt>
 
*[[Embedded Controller Firmware#Firmware_issues|Firmware issues]]
 
*[[Problem with hot surfaces|Problem with hot surfaces]] <tt>(T43)</tt>
 
*[[Unable to create recovery cds when another python is installed on the system]] <tt>(T43p)</tt>
 
 
*[[Problems accessing cdrom drive]] <tt>(T400)</tt>
 
*[[Problems accessing cdrom drive]] <tt>(T400)</tt>
 
*[[Problem with Overheating then reboot since Ubuntu 11.10]] <tt>(T500)</tt>
 
*[[Problem with Overheating then reboot since Ubuntu 11.10]] <tt>(T500)</tt>
  
 
==Casing Problems==
 
==Casing Problems==
 +
*[https://forum.thinkpads.com/viewtopic.php?f=28&t=42006 Problem with cracks forming on palmrest or keyboard bezel] (T2x)
 
*Problem with hairline cracks forming nearby hinges (R3x)
 
*Problem with hairline cracks forming nearby hinges (R3x)
*[[Problem with Bending / Twisting|Casing malformed by bending/twising]] (X4x, T4x)
+
*[[Problem with Bending / Twisting|Problem with malformed casing caused by bending/twisting]] (T4x, X4x)
 +
*[[Problem with hot surfaces]]
 +
*[http://forum.notebookreview.com/threads/thinkpads-are-so-tough-anyone-have-this-happen.630506/#post-8140167 Problem with hairline cracks forming on palmrest] (T400s, T410s)

Revision as of 14:43, 2 January 2020

This page provides information regarding known problems with certain ThinkPad models.

A complete fix or a work-around for a problem, may not be possible in some circumstances.

Hardware Problems

Display-related

Storage-related

Motherboard-related

Power-related

Software Problems

Display-related

Storage-related

Network-related

Power-related

Audio-related

BIOS/UEFI-related

External-related

Casing Problems