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SBC-657 User Manual
3.6.6
Boot Other Device
If your boot device is not included in the following choices
Floppy, LS120, HDD0, HDD1, HDD2, SCSI, CDROM, you may
set
First/Second/Third Boot devices to Disable
and
enable the
BOOT Other Device function
. The system will automatically
boot the other device.
The choices: Enabled (Default), Disabled.
3.6.7
Swap Floppy Drive
This field is effective only in systems with two floppy drives.
Selecting enabled assigns physical drive B to logical drive A, and
physical drive A to logical drive B.
The choices: Enabled, Disabled(Default).
3.6.8
Boot Up Floppy Seek
During POST, BIOS will determine if the floopy disk drive
installed is 40 or 80 tracks. 360K type is 40 tracks while 720K,
1.2M and 1.44M are all 80 tracks.
The choices: Enabled(Default), Disabled.
3.6.9
Boot Up NumLock Status
Toggle between On or Off to control the state of the NumLock
key when the system boots. When toggled On, the numeric
keypad generates numbers instead of controlling cursor opera-
tions.
The choices: On(Default), Off.
3.6.10 Gate A20 Option
Gate A20 refers to the way the system addresses memory above 1
MB (extended memory). When set to Fast, the system chipset
controls Gate A20. When set to Normal, a pin in the keyboard
controller controls Gate A20. Setting Gate A20 to Fast improves
system speed, particularly with OS/2 and Windows.
The choices: Fast(Default), Normal.
Summary of Contents for SBC-657
Page 17: ...SBC 657 8 SBC 657 Quick Installation GuideBC 599 596 Locating Jumpers Connectors JP2 ...
Page 18: ...SBC 657 User s Manual9 59 9 Locating Jumpers Connectors Soldering Side ...
Page 19: ...SBC 657 10 SBC 657 User s Manual9 596 Mechanical Drawing ...
Page 20: ...SBC 657 User s Manual9 59 11 Mechanical Drawing Soldering Side ...
Page 41: ......
