#2452 LOW Untriag: backlight doesn't turn off (B4-14 SHF72050046B)

Zarro Boogs per Child bugtracker at laptop.org
Wed Jul 25 04:37:45 EDT 2007


#2452: backlight doesn't turn off (B4-14 SHF72050046B)
-----------------------+----------------------------------------------------
  Reporter:  Quozl     |       Owner:  mlj      
      Type:  defect    |      Status:  new      
  Priority:  low       |   Milestone:  Untriaged
 Component:  hardware  |     Version:           
Resolution:            |    Keywords:           
  Verified:  0         |  
-----------------------+----------------------------------------------------
Comment (by Quozl):

 Additional information, thanks to suggestions from dwmw2 in #olpc.  The
 following Forth word sequence turns off the backlight fully on the unit
 showing the problem:

 {{{
 1 dcon@ f7 and 1 dcon!
 }}}

 dwmw2 concludes that the DCON PWM bits are at fault.

-- 
Ticket URL: <https://dev.laptop.org/ticket/2452#comment:1>
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