Portwell PEB-7710VLA, User Manual

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This on-board Audio function is supported by Intel 82801DB (ICH4) embedded
AC’97 Codec Controller.
Drivers Support
Please find Sound driver in \Audio\AC97\Alc201a directory of PEB-7710VLA CD-
title. The drivers support Windows-NT 4.0, Windows-95/98/98SE, Windows-2000
and Windows-XP.
To disable this onboard Audio function, please configure the “Integrated Peripheral”
Setup Menu in BIOS. Change the “AC’97 Audio” setting to “Disabled” will help you
to turn off this PCI Audio device.
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The following table indicates how to enable/disable CMOS Clear Function hardware
circuit by putting jumpers at proper position.
JP5 Function
1-2 Short Normal Operation
2-3 Short Clear CMOS Contents
To correctly operate CMOS Clear function, users must turn off the system, move JP5
jumper to short pin 2 and 3. To clear CMOS, please turn the power back on and turn
it off again for AT system, or press the toggle switch a few times for ATX system.
Move the JP5 back to 1-2 position (Normal Operation) and start the system. System
will then produce a “CMOS Check Sum Error” message and hold up. Users may
then follow the displayed message to load BIOS default setting.