Choose Your Product
No Product SelectedSelect Product
HD Audio Controller is Consuming Power During Sleep or Hibernation in Windows Vista - ThinkPad

If you put the ThinkPad to sleep or into hibernation on AC power, the high definition (HD) audio controller continues to use power. In addition, if the ThinkPad system is transitioned to DC (battery) power either before or after the computer is in sleep or hibernation mode, The HD audio controller still uses power.


Affected configurations

Any of the following ThinkPad systems with High Definition Audio running on Windows Vista SP1 or SP2:

  • L410, L510
  • R60, R60e, R61, R61e, R61i
  • R400, R500
  • SL300, SL400, SL400c, SL410, SL500, SL500c, SL510
  • T60, T60p, T61, T61p
  • T400, T400s, T500
  • W500, W700, W700ds
  • X60, X60s, X60 Tablet, X61, X61s, X61 Tablet
  • X200, X200s, X200 Tablet, X300, X301
  • Z60m, Z60t, Z61e, Z61m, Z61p, Z61t



Request the hotfix 970030 from the Microsoft web site and install it on your ThinkPad system.

It will increase the battery life on your ThinkPad system significantly while in sleep or hibernation mode.

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 : HT002595
Legacy Document ID : MIGR-73376
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  

Support Help Index
Technical Specifications - PSREF
Driver Matrix
Newly Released Drivers (RSS)
KnowledgeBase Featured Articles
Community KnowledgeBase
Community Forums
Lenovo EMC
Windows 8 Support