The MC90xx brightness setting goes back to default setting of level 0 when cold booted

Article ID: 46319193

Symptom

There are four levels of display brightness settings available on the MC90xx. The chosen setting is not retained after the device is cold booted.

Facts

MC9000 Series running Windows Mobile 2003

Root Cause

Setting is not retained after the device is cold booted

Resolution

The MC90xx brightness setting goes back to default setting of level 0 when cold booted.

Modify and save the registry key specific for this setting.
           1.     Select the level of brightness you would like to make cold boot persistent, then copy the corresponding registry setting from the list below and paste into Notepad.

               Level 0(Default) brightness:

[HKEY_LOCAL_MACHINE\HARDWARE\DEVICEMAP\BACKLIGHT]
"BacklightIntensity"=dword:00000006
 
Level 1(dimmer) brightness:
             [HKEY_LOCAL_MACHINE\HARDWARE\DEVICEMAP\BACKLIGHT]
             "BacklightIntensity"=dword:0000000D
 
            Level 2 brightness:
             [HKEY_LOCAL_MACHINE\HARDWARE\DEVICEMAP\BACKLIGHT]
             "BacklightIntensity"=dword:00000015
 
             Level 3 (bright) brightness:
              [HKEY_LOCAL_MACHINE\HARDWARE\DEVICEMAP\BACKLIGHT]
             "BacklightIntensity"=dword:0000001D
 
        2.    Save the file as “LevelX.reg”      
        3.    Connect to the MC90xx through ActiveSync.
        4.    Click the explore button on ActiveSync window, and then browse to the Application folder of the MC90xx.