Dell YT583 manual Security

HDD Acoustic	Optimizes the drive’s performance and acoustic levels.
Mode	• Bypass - do nothing (needed for older drives)
	• Quiet - slower, but quieter
	• Suggested - allows the drive manufacturer to select mode
	• Performance - faster, but noisier.
Snoop Filter	Enabling the snoop filter typically improves performance
	by reducing snoop traffic on the frontside bus in dual
	processor configurations.
ACL Prefetch	When enabled, the Adjacent Cache Line Prefetcher
	fetches both cache lines that comprise a cache line pair
	when it determines required data is not currently in its
	cache. When disabled, the processor will only fetch the
	cache line required by the processor.
HW Prefetch	Fetches an extra line of data into L2 from external
	memory.
FSB	Allows users to turn on/off optimization for high-
Optimization	bandwidth, Front-Side bus applications.
Security

Unlock Setup

Locked default)

When an administrator password is being used, allows the user access to modify system setup settings. Enter the administrator password at the prompt to unlock system setup. If the correct password is not entered here, the user can view but not modify system setup fields.

Admin Password

(Not Set default)

Displays the current status of your system setup program’s password security feature and allows you to verify and assign a new admin password.

System Password

(Not Set default)

Displays the current status of the system's password security feature and allows a new system password to be assigned and verified.

80

System Setup