Brightness is on low when I start up PB Ti...

o-maco-mac
Posted:
in macOS edited January 2014
This is weird. Sometimes, when I start up my Powerbook, the brightness is on low and I have to press the brightness key to make the screen bright again. I know I don't turn it low when I turn my Powerbook off...Does anyone know what might be causing this?



Thanks.

Comments

  • Reply 1 of 4
    ricksbrainricksbrain Posts: 517member
    Do you ever have it attached to an external monitor? If I use mine in closed-lid mode, when I open up, the screen is always dimmed.
  • Reply 2 of 4
    danmacmandanmacman Posts: 773member
    This happened to me the other day with my work iMac G5 - no explanation.
  • Reply 3 of 4
    o-maco-mac Posts: 777member
    No external monitor. I just unpluged it from the power cord, took it to another room, turned it on and the screen is dimm...
  • Reply 4 of 4
    keotkeot Posts: 116member
    System Preferences > Energy Saver > Settings for: [ Battery ]

    Other Options:

    [ ] Reduce the brightness of the built-in display when using this power source
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