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Fn+F3 screen blanking does not work while screen is locked - ThinkPad Reserve Edition; ThinkPad R51e; R52; ThinkPad R60; R60e; R61; R61e; R61i; ThinkPad R400; R500; ThinkPad SL300; SL400; SL500; ThinkPad T400; T500; ThinkPad T43; T43p; ThinkPad T60; T60p

Symptoms

Screen may be locked by Windows key + "L" or when screensaver activates with password protection option enabled. Pressing Fn+F3 should still blank the screen, but this fails on some systems.

Affected Configurations

The following ThinkPad systems running Microsoft Windows XP and Windows Vista maybe affected by this symptom

  • ThinkPad Reserve Edition
  • ThinkPad R51e, R52
  • ThinkPad R60, R60e, R61, R61e, R61i
  • ThinkPad R400, R500
  • ThinkPad SL300, SL400, SL500
  • ThinkPad T400, T500
  • ThinkPad T43, T43p
  • ThinkPad T60, T60p, T61, T61p
  • ThinkPad W500, W700
  • ThinkPad X32
  • ThinkPad X40, X41, X41 Tablet
  • ThinkPad X60, X60s, X60 Tablet, X61, X61s, X61 Tablet
  • ThinkPad X200, X200s, X200 Tablet, X300, X301
  • ThinkPad Z60m, Z60t, Z61e, Z61m, Z61p, Z61t
Solution

Click here to download and install Power Manager for Windows Vista , Version: 2.37 Release Date: 2008/12/01 or later for Windows Vista.

Click here to download and install Power Manager for Windows XP, 2000 Version: 1.47 Release Date: 2008/09/29 or later for Windows XP or 2000.