Toshiba Tecra A2-S239 Maintenance Manual - Page 184

3 Test and Diagnostics 3.29 SETUP NOTE: Display of the LCD Brightness will be changed in the condition below: (*1) Operating the battery (*2) Using the AC adapter User Setting Use this option to set the battery save parameters on the sub-window, BATTERY SAVE OPTIONS. For details, see Battery Save Options below. (a) Battery Save Options Processing Speed This feature changes the CPU processing speed. High Low CPU operates at 1.50/1.60/1.70GHz (Pentium M), 1.20/1.30/1.40GHz (Celeron) (Default in Full Power Mode) CPU operates at half processing speed. (Default in Low Power Mode) CPU Sleep Mode Use this option to enable or disable the CPU sleep function. Enabled Enables sleep mode. (Default) Disabled Disables sleep mode. Display Auto Off Use this option to disable or set the duration of the display automatic power off function. This function causes the computer to turn the LCD panel's illumination off if you make no entry (including no operation of a mouse or touch pad) for the set period of time. Disabled Disables display automatic power off. xx Min. Automatically turns off the power to the LCD panel's illumination if the panel is not used for the duration set. The duration xx can be set to 1, 3, 5, 10, 15, 20 or 30 minutes. Satellite A50/TECRA A2 Maintenance Manual (960 -478) 3-74