ThinkPad Twist touchscreen stops working with Lenovo AC/DC Combo adapter

The ThinkPad Twist's touchscreen may become unresponsive or stop working when the machine is being powered by the Lenovo 90W Ultraslim AC/DC Combo Adapter.

Affected configurations

The above symptom is associated with, but not limited to, the following systems:

  • All ThinkPad Twist models

The system is configured with:

  • Lenovo 90W Ultraslim AC/DC Combo Adapter (part number 41R4493)

Applies to:

  • All Operating Systems

The Lenovo 90W Ultraslim AC/DC Combo Adapter is not supported with the ThinkPad Twist and should not be used.


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
Alias ID : SF13-T0004
Document ID : HT076506
Legacy Document ID : SF13-T0004
Last Updated :
Copyright © Lenovo 2013, all rights reserved
Was this page helpful to you?YesNo

Select Task
Drivers & Software  
Guides & Manuals  
Diagnose & Fix  
Warranty & Services  

Driver Matrix
KnowledgeBase Featured Articles
Community KnowledgeBase
Community Forums