請勿在更新 BIOS 時將電腦關機或拔除電源，電腦可能因此受損。更新期間，電腦將重新啟動，並且會暫時顯示黑色畫面。
更新前，請閱讀以下所述的安裝說明與重要資訊。
Dell Optiplex 790 System BIOS
需要重新啟動 已安裝 此檔案會在最近更新時自動安裝。如果您遇到任何問題，可以手動下載並重新安裝。此頁面的內容可能經過電腦自動翻譯。若要提供意見回饋，請填寫頁面底部的表單。
This package provides the BIOS update for Dell OptiPlex 790 running in the following Operating Systems: Windows and DOS.
建議
請以系統管理員身分登入 Windows，以使用自動掃描。如果您已經以系統管理員身分登入並看到此訊息，請重新開機。 您的系統會由 IT 管理員管理，且功能可能會受到限制。
尋找更多更新。使用 SupportAssist 為您的裝置尋找所有最新的驅動程式更新。
修復及強化
1. Addressed system does not respond to keyboard intermittently.
2. Addressed UEFI OS fail boot with HDD password present issue.
3. Addressed CCTK issues.
4. Improve the compatibility of PCI devices and USB devices.
5. Update Intel Microcode for SandyBridge processor.
6. Update Intel PXE ROM.
閱讀更多2. Addressed UEFI OS fail boot with HDD password present issue.
3. Addressed CCTK issues.
4. Improve the compatibility of PCI devices and USB devices.
5. Update Intel Microcode for SandyBridge processor.
6. Update Intel PXE ROM.
繁體中文版
A18, A18
發佈日期
30 9月 2013
下載類型
系統 BIOS
類別
BIOS
重要性
建議Dell Technologies 建議您在下一個排定的更新週期套用此更新。此更新包含的變更可維持整體的系統健全狀況。此更新可確保系統軟體保持在最新狀態並與其他系統模組 (韌體、BIOS、驅動程式及軟體) 相容，並且可能包含其他新功能。
可用的格式 檢視重要資訊
檔案格式： Windows/DOS 的 CPG BIOS 執行檔
檔案名稱： O790-A18.exe
檔案大小： 5.57 MB
此為大型檔案。視您的連線速度而定，下載可能需要一些時間。
格式說明:
此檔案格式包含 BIOS 可執行檔。此通用 (Windows/MS DOS) 格式可用於在任何 Windows 或 MS DOS 環境中進行安裝。
為了確保下載的完整性，請驗證總和檢查值。
MD5：
e6e2405c638a318a0c84c522911ca9ca
SHA1：
9c67b06f0f1c5b0f850d26adc9e00e0f5a12e6f2
SHA-256：
8a611e0c96719553a2ae3cdeb45590e92c8c05bdf7181b9ee70c47d1754b672c
當您開始下載，即表示您接受 Dell 軟體授權協定 (英文版) 的條款。
重要資訊
Please note that if the A04 or before A04 BIOS is currently installed on your system you must first update to A05 BIOS and then flash to the latest A-rev BIOS. Please note that if the A05 or after A05 BIOS and before A10 is currently installed on your system you must first update to A10 BIOS and then flash to the latest A-rev BIOS.
支援的作業系統
BIOS
適用於
Dell Optiplex 790
安裝指示
Download
1. Click Download File to download the file.
2. When the File Download window appears, click Save to save the file to your hard drive.
Run the BIOS update utility from Windows environment
1. Browse to the location where you downloaded the file and double-click the new file.
2. Windows System will auto restart and update BIOS while system startup screen.
3. After BIOS update finished, system will auto reboot to take effect.
Run the BIOS update utility from DOS environment if Legacy Boot Mode(Non-Windows users)
1. Copy the downloaded file to a bootable DOS USB key.
2. Power on the system, then Press F12 key and Select "USB Storage Device" and Boot to DOS prompt.
3. Run the file by typing copied file name where the executable is located.
4. DOS System will auto restart and update BIOS while system startup screen.
5. After BIOS update finished, system will auto reboot to take effect.
Run the BIOS update utility from DOS environment if UEFI Boot Mode (Non-Windows users)
1. Copy the downloaded file to a bootable DOS USB key.
2. Power on the system, then go to BIOS Setup by pressing F2 and go to "General-Boot Sequence - Boot List Option"
3. Change "UEFI" to "Legacy" of Boot List Option
4. Click "Apply", "Exit" to save changes and reboot system.
5. Press F12, then Select "USB Storage Device" and Boot to DOS prompt.
6. Run the file by typing copied file name where the executable is located.
7. After BIOS update finished, system will auto reboot .
8. Go to BIOS Setup by pressing F2 and go to "General > Boot Sequence > Boot List Option"
9. Change "Legacy" to "UEFI" Boot Option.
10. Click "Apply", "Exit" to save changes and reboot system
--------------------------------------------------------------------------------
Note 1: You will need to provide a bootable DOS USB key. This executable file does not create the DOS system files.
Note 2: Please make sure you suspend BitLocker encryption before updating BIOS on a BitLocker enabled system.
If you don't enable BitLocker on your system you can ignore it.
1. Click Download File to download the file.
2. When the File Download window appears, click Save to save the file to your hard drive.
Run the BIOS update utility from Windows environment
1. Browse to the location where you downloaded the file and double-click the new file.
2. Windows System will auto restart and update BIOS while system startup screen.
3. After BIOS update finished, system will auto reboot to take effect.
Run the BIOS update utility from DOS environment if Legacy Boot Mode(Non-Windows users)
1. Copy the downloaded file to a bootable DOS USB key.
2. Power on the system, then Press F12 key and Select "USB Storage Device" and Boot to DOS prompt.
3. Run the file by typing copied file name where the executable is located.
4. DOS System will auto restart and update BIOS while system startup screen.
5. After BIOS update finished, system will auto reboot to take effect.
Run the BIOS update utility from DOS environment if UEFI Boot Mode (Non-Windows users)
1. Copy the downloaded file to a bootable DOS USB key.
2. Power on the system, then go to BIOS Setup by pressing F2 and go to "General-Boot Sequence - Boot List Option"
3. Change "UEFI" to "Legacy" of Boot List Option
4. Click "Apply", "Exit" to save changes and reboot system.
5. Press F12, then Select "USB Storage Device" and Boot to DOS prompt.
6. Run the file by typing copied file name where the executable is located.
7. After BIOS update finished, system will auto reboot .
8. Go to BIOS Setup by pressing F2 and go to "General > Boot Sequence > Boot List Option"
9. Change "Legacy" to "UEFI" Boot Option.
10. Click "Apply", "Exit" to save changes and reboot system
--------------------------------------------------------------------------------
Note 1: You will need to provide a bootable DOS USB key. This executable file does not create the DOS system files.
Note 2: Please make sure you suspend BitLocker encryption before updating BIOS on a BitLocker enabled system.
If you don't enable BitLocker on your system you can ignore it.