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A+ Workstation 4021A-T2 User's Manual
DRAM Scrub Redirect
Allows system to correct DRAM ECC errors immediately, even with background
scrubbing on. Options are Enabled and Disabled.
DRAM BG Scrub
Corrects memory errors so later reads are correct. Options are Disabled and
various times in nanoseconds and microseconds.
L2 Cache BG Scrub
Allows L2 cache RAM to be corrected when idle. Options are Disabled and
various times in nanoseconds and microseconds.
Data Cache BG Scrub
Allows L1 cache RAM to be corrected when idle. Options are Disabled and
various times in nanoseconds and microseconds.
Power Down Control
Allows DIMMs to enter power down mode by deasserting the clock enable signal
when DIMMs are not in use. Options are Auto and Disabled.
Alternate VID
Specify the alternate VID while in low power states. Options are Auto and various
voltages from .8V to 1.15V in increments of .025V.
SouthBridge/MCP55 Confi guration
USB 1.1 Controller
Enable or disable the USB 1.1 controller.
USB 2.0 Controller
Enable or disable the USB 2.0 controller.
MAC0 LAN0
Settings are Auto and Disabled for MAC0 LAN0.
MAC0 LAN0 Bridge
Settings are Enabled and Disabled for MAC0 LAN0 bridge.
MAC1 LAN1
Settings are Auto and Disabled for MAC1 LAN1.
7-10
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