Intermittent wide vertical stripe or missing video blocks on LCD screen - ThinkPad T400s, T410s, T410si

User may experience intermittent or missing video from top to bottom – typically in the left third of the LCD panel. This problem may also be reported as vertical lines on the screen in the same area, and may be temporarily resolved by pressing lightly on the LCD bezel near the wireless icon LED.

Sample 1

Sample 2


Affected configurations

Any of the following ThinkPad systems.

  • T400s (Machine Type (MT): 2801, 2808, 2809, 2815, 2823, 2824, and 2825)
  • T410s , T410si (Machine Type (MT): 2901, 2904, 2907, 2912, 2924, 2926, and 2928)



The system must be repaired by a Lenovo Authorized Warranty Service Provider, subject to existing warranty terms and conditions. Contact your normal service provider. Click here to find a Service Provider or click here to locate Worldwide Support Center phone list.

If you are unable to find what you are looking for, please do try the following options:
1. Lenovo Assisted Search
2. Product usage and general troubleshooting tips
3. Lenovo Support Forum
4. Technical Support Call Centre

Country Availability
Document ID : HT001564
Legacy Document ID : MIGR-76367
Last Updated :
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