Acer Aspire V7-581 Service Manual

Also see for Aspire V5-572: Quick guide User manual User manual User guide

Contents

Acer Aspire V7-581 Service Manual Manual pdf 209 page image

Jumper and Connector Locations 5-5Clearing Password Check and BIOS Recovery 0This section provides users with the standard operating procedures of clearing passwordand BIOS recovery for the Aspire V5-551 & V5-551G. The machine provides oneHardware Open Gap on main board for clearing password check, and one hot key forenabling BIOS Recovery.Clearing Password Check 0NOTE:NOTE:The following procedure is only for clearing BIOS Password (Supervisor Passwordand User Password).Steps for Clearing BIOS Password Check 0If users set BIOS Password (Supervisor Password and/or User Password) for a securityreason, BIOS will ask the password during systems POST or when systems enter to BIOSSetup menu. However, once it is necessary to bypass the password check, users need toclear the password by the following steps:1. PressF2 during boot to enter BIOS Menu.2. When the user keys in the wrong password three times, the system shows the ErrorStatus dialog.Figure 5-3. Enter Supervisor Password3. PressEnter and select Enter Unlock Password.Figure 5-4. Enter Unlock Password4. A window with a backdoor key appears.