Toshiba M1 manual Disabled Disables the level 2 cache

3 Tests and Diagnostics 3.29 SETUP

(b) CPU Cache

Use this option to enable or disable the CPU cache.

Enabled	Enables the CPU cache. (Default)
Disabled	Disables the CPU cache.

When enabled is selected, a subwindow similar to the one below is displayed to select the cache write policy. The options for this setting are Write-back(default) and Write-throughfor 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) Level 2 Cache

Use this option to enable or disable the level 2 cache.

Enabled	Enables the level 2 cache. (Default)
Disabled	Disables the level 2 cache.

(d)Dynamic CPU Frequency mode

Use this option to choose a setting from the followings.

Dynamically Switchable

Enables Intel SpeedStep technology. When the computer is in use, the CPU power consumption and clock speed are automatically switched when necessary. (Default)

Always High Disables Intel SpeedStep technology and always runs the processor at its fastest speed.

Always Low Disables Intel SpeedStep technology and always runs the processor at low power consumption and low speed.

(e) Auto Power On

3-88 TECRA M1 Maintenance Manual (960 -436)