Chapter 2
10
connectors (not provided) for connecting External USB devices.
J4 Pin Number
Description
J5 Pin Number
Description
1
Vcc
1
Vcc
2
SBD0-
2
SBD1
3
SBD0+
3
SBD1
4
Ground
4
Ground
Hard Disk and Floppy Disk Controllers
Connector name
Pin number
Name of the peripheral
connected
IDE 1
40
IDE Channel 1 (Primary)
IDE 2
40
IDE Channel 2 (Secondary)
FDC
34
Floppy Disk connector
JUMPERS AND SWITCHES
JP3
: Delete the contents of the CMOS
This jumper is set on pins 1 and 2 at the factory default. This jumper is used
for clearing BIOS setup data in CMOS when you experience difficulties. For
instance:
⚫
You have forgotten the password you set.
⚫
You have inappropriately setup the BIOS, and the system become
unstable.
⚫
You want to change the flash BIOS to a different version.
First turn off the power switch or unplug the power core to your PC and open
the computer cover, then locate the CCMOS jumper (near the Lithium
battery) and replace the jumper on pins 2 and 3 for a couple of seconds, then
put the jumper back to operation position Pin 1 and 2 to erase the CMOS.
After you have deleted the CMOS information, you need to go back to the
BIOS Setup menu, and reset all the items correctly, such as, CPU, date, hour,
Содержание PowerPro VX
Страница 1: ...PowerPro VX Pentium Main Board User Manual...
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Страница 4: ...ii APPENDIX G FLASH BIOS UPGRADE 1...
Страница 25: ...System BIOS 21 correctly and you must re enter CPU SOFT MENU to set up the parameters all over again...
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