Acer AOD257 Aspire One AOD257 and Happy 2 Netbook Service Guide - Page 150
Clear CMOS Jumper, BIOS Recovery by Crisis Disk, BIOS Recovery Boot Block
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Clear CMOS Jumper 0 1 Figure 5-3. CMOS Jumper Table 5-3. CMOS Jumper Item 1 Clear CMOS Jumper Description BIOS Recovery by Crisis Disk 0 BIOS Recovery Boot Block 0 BIOS Recovery Boot Block is a special block of BIOS. It is used to boot up the system with minimum BIOS initialization. Users can enable this feature to restore the BIOS firmware to a successful one once the previous BIOS flashing process failed. BIOS Recovery Hot Key 0 The system provides a function hot key, , for enable BIOS Recovery process when system is powered on during BIOS POST. To use this function, it is strongly recommended to have the AC adapter and Battery present. If this function is enabled, the system will force the BIOS to enter a special BIOS block, called Boot Block. 5-6 Jumper and Connector Locations