Acer AcerPower F1, Service Manual

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72 Chapter 5
Checking Jumper Settings
The following illustration shows the location of the mainboard jumpers. Pin 1 is labeled.
Jumper Type Description Setting (default)
JP1 3-pin Clear CMOS 1-2: Normal
2-3: Clear CMOS
JP3 2-pin BIOS Protect 1-2: Write Enable
2-3: Write Disable
Jumper Description
JP1 : Clear CMOS Jumper This jumper is to clear the contents of CMOS memory. You may need
to clear the CMOS memory if the settings in the Setup Utility are
incorrect that prevents your mainboard from operating. To clear the
CMOS memory, disconnect all the power cables from the mainboard
and then move the jumper cap into the CLEAR setting for a few
seconds. This jumper enables you to reset BIOS.
JP3: BIOS Protect Jumper This jumper enables you to prevent the BIOS from being updated
(flashed). Set the jumper to disabled if you are going to update your
BIOS. After updating the BIOS, return it to the default setting
(Enabled).
JP1
1
JP3
1