Acer Aspire 7530 Aspire 7230/7530/7530G Service Guide - Page 169

Clearing Password Check and BIOS Recovery This section provide you the standard operating procedures of clearing password and BIOS recovery for Aspire 7230/7530/7530G. Aspire 7230/7530/7530G provide one Hardware Open Gap on main board for clearing password check, and one Hotkey for enabling BIOS Recovery. Clearing Password Check Hardware Open Gap Description Item Description G1 Clear CMOS Jumper Steps for Clearing BIOS Password Check If users set BIOS Password (Supervisor Password and/or User Password) for a security reason, BIOS will ask the password during systems POST or when systems enter to BIOS Setup menu. However, once it is necessary to bypass the password check, users need to short the G1 jumper to clear the password. To reset the Supervisor and User BIOS passwords, perform the following steps: • Power Off the system and remove the AC power and battery pack from the machine. • Open the back cover of the machine (DDR & Thermal) • Remove the CMOS battery form battery socket on M/B. • Use an electric conductivity tool to short the Short G1 jumper near CMOS battery. • Replace the CMOS battery, battery pack, and AC power and start the system. • Hit F2 to enter BIOS and check the passwords are clear. NOTE: The steps are only for clearing BIOS Password (Supervisor Password and User Password). Chapter 5 159