Clearing Password Check And Bios Recovery; Mainboard Cmos Discharge - Acer ASPIRE 7745 Service Manual

Clearing Password Check and BIOS Recovery

This section provides a procedure for clearing the password and BIOS. The Hardware Open Gap on the main
board clears the CMOS of all user settings and restores factory defaults.

Mainboard CMOS Discharge

Discharging the CMOS clears all user settings.
1. Disassemble the notebook and take out the 2nd HDD. See "Removing the 2nd HDD Module" on page 59.
2. Remove the RTC battery. See "Removing the RTC Battery" on page 79.
3. Turn the mainboard over and short the G2 pad.
4. Reconnect the RTC battery and reassemble the unit.
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