User's Manual

華碩 Z77-A 系列主機板使用手冊 2-37
只有當 Launch CSM 項目設為 [Enabled] 時以下四個項目才會出現。
Boot Device Control [UEFI and Legacy OpROM]
設定值有：[UEFI and Legacy OpRom] [Legacy OpROM only] [UEFI only]
Boot from Network Devices [Legacy OpROM first]
設定值有：[Legacy OpROM first] [UEFI driver first] [Ignore]
Boot from Storage Devices [Legacy OpRom first]
設定值有：[Both, Legacy OpROM first] [Both, UEFI driver first] [Legacy OpROM
first] [UEFI driver first] [Ignore]
Boot from PCIe/PCI Expansion Devices [Legacy OpROM first]
設定值有：[Legacy OpROM first] [UEFI driver first]