Acer Power F1 Power F1/ Aspire T310 Service Guide - Page 85

Checking Jumper Settings The following illustration shows the location of the mainboard jumpers. Pin 1 is labeled. Jumper JP1 Type 3-pin Description Clear CMOS Setting (default) 1-2: Normal 2-3: Clear CMOS JP3 2-pin BIOS Protect 1-2: Write Enable 2-3: Write Disable JP1 1 JP3 1 Jumper JP1 : Clear CMOS Jumper JP3: BIOS Protect Jumper Description 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. 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). 72 Chapter 5