Toshiba 50CT User Guide - Page 125

3.24 SETUP 3 Tests and Diagnostics When Enabled is selected, a subwindow similar to the one below displays to let you select the cache write policy. The options for this setting are Write-back (default) and Write-through for CPU cache. OPTION Write policy = Write-back Write-back policy provides better system performance, because main memory is accessed only when necessary to update the cache contents with changes in main memory. Write-through policy accesses main memory every time data is handled by the processor. (c) System Auto Off Used to enable or disable the system automatic off function in hibernation mode when you are working in DOS. In Boot mode, it is disabled and not displayed. Disabled Disable system automatic power off. xx Min Automatically turns off power to the system if it is not used for the duration set. The duration xx can be set to 10, 20, 30, 40, 50, or 60 minutes. (d) Alarm Volume This option disables or sets the volume level of the alarm. Setting this option to off disables the computer's sound function for alarms. This option can also be set by hotkeys. Off Low Medium High Disables the alarm. Sets the alarm volume to low. Sets the alarm volume to medium. Sets the alarm volume to high. (Default) When Alarm Volume is selected, the subwindow below displays to let you enable or disable certain functions. Low Battery Alarm Panel Close Alarm = Enabled = Enabled Enabled Disabled Enables the feature. (Default) Disables the feature. 3-60 Libretto 50CT/70CT Maintenance Manual