Dell OptiPlex 7400 All-In-One Support and Manuals
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Popular Dell OptiPlex 7400 All-In-One Manual Pages
OptiPlex 7400 Service Manual - Page 1
A00 OptiPlex 7400
Service Manual
Regulatory Model: W26C Regulatory Type: W26C005/W26C006 March 2022 Rev.
OptiPlex 7400 Service Manual - Page 84
.... ● Set or change the settings in this task Turn on your computer work incorrectly.
NOTE: It is recommended that you make your computer, and then press F12 immediately. 4
BIOS setup
CAUTION: Unless you are recorded but do not change a user-selectable option, such as the user password, type of hard drive installed, and enabling...
OptiPlex 7400 Service Manual - Page 90
...from the Dell Security Manager prompt.
By default, the option is enabled.
Lower Case Letter
Reinforces password must have at least one lower case letter. System setup options-Update, Recovery menu
Update, Recovery
UEFI Capsule Firmware Updates
Enable or disable BIOS updates through UEFI capsule update packages. BIOS Downgrade
90
BIOS setup System Password
Set, change computer...
OptiPlex 7400 Service Manual - Page 98
...your OptiPlex 7400 All-in Self-Test (BIST) helps determine if the power-supply unit is installed
properly.
●
If problem persists,
replace the...code flow
(AC, battery, coin cell) and
errors
drain flea power by pressing
and holding down power
button for 3~5 seconds.
2
1
CPU failure
● Run the Dell Support
Assist/Dell Diagnostics
tool.
●
If problem persists,
replace...
Setup and Specifications - Page 3
...Set up your computer 4
Chapter 2: Views of OptiPlex 7400 All-in-One 12 Right...12 Left...13 Front...14 Retractable camera...15 Bottom...15 Back...17 Inside view of your computer...18 View of discrete configuration...18 View of UMA configuration...19
Chapter 3: Specifications of OptiPlex 7400......29 Multiple display support matrix...29 GPU-Discrete...29 Multiple display support matrix...30 Hardware...
Setup and Specifications - Page 20
...Enterprise today. Unauthorized access to these attacks by protecting NTLM password hashes and Kerberos Ticket Granting Tickets. Credential Guard prevents these ...Specifications of OptiPlex 7400 All-in-One
Dimensions and weight
The following table lists the details of the processors supported by your OptiPlex 7400 All-in-One.
NOTE: Global Standard Products (GSP) are a subset of Dell...
Setup and Specifications - Page 21
...Dell support site. Chipset Description Chipset
Values Intel Q670 PCH
Processor
12th Generation Intel Core i3/i5/i7/i9
DRAM bus width
● 64-bit (for single-channel) ● 128-bit (for this platform. Specifications of OptiPlex 7400...chipset supported by your OptiPlex 7400 All-in Microsoft Windows, at time of launch, and this version will RTS with the most current factory installed ...
Setup and Specifications - Page 22
..., DDR4, 3200 MHz, dual-channel
Memory matrix
The following table lists the memory specifications of Windows 11, Dell continues to test the coming Windows 11 releases during device production and for your OptiPlex 7400 All-in -One Table 6. For additional information about N-2 and 5-year Windows operating system supportability, see the Dell Windows as a Service (WaaS), at Dell support site.
Setup and Specifications - Page 31
.... Regulatory compliance Regulatory compliance Product Safety, EMC and Environmental Datasheets Dell Regulatory Compliance Home page Dell and the Environment
Operating and storage environment
This table lists the operating and storage specifications of OptiPlex 7400 All-in -One. Specifications of your OptiPlex 7400 All-in-One. Environmental (continued) Feature Energy-Efficient Power Supply...
Re-imaging guide for Windows - Page 3
Contents
Chapter 1: Installation overview...5
Chapter 2: Introduction...6
Chapter 3: Order of reinstallation 7
Chapter 4: Updating or resetting the BIOS 8 Updating the BIOS in Windows...8 Clearing CMOS settings...8 Trusted Platform Module (TPM) security...8
Chapter 5: Reinstalling the operating system 9
Chapter 6: Reinstalling drivers and applications 10 Displaying drivers and applications on...
Re-imaging guide for Windows - Page 5
...Failure to follow instructions may create new problems. Review the importance of each driver update on your computer and that you download and install the device drivers from a non-Dell website can cause system performance issues, corrupt operating system files, blue screen errors, unexpected shutdowns, or infect your computer with malicious software.
Device drivers must be unnecessary...
Re-imaging guide for Windows - Page 11
.../support. Click Download to reinstall or update the device driver if you are encountering issues with a specific device. To obtain manageability functionality, install the relevant Intel ME drivers from third-party providers. Reinstallation sequence for Dell computers.
Intel chipset device software
The Windows operating system may have the Service Tag/Serial Number/Service Request/Model...
Re-imaging guide for Windows - Page 12
... all products to manually browse for drivers and applications In the Category drop-down , select Chipset. 6. In the Search support field, enter the Service Tag/Serial Number/Service Request/Model/Keyword of your computer. 2. In the Category drop-down , select Chipset. 6.
Critical Microsoft Knowledge Base (KB) updates
Dell recommends installing all products to manually browse for...
Re-imaging guide for Windows - Page 13
... the application for download from www.dell.com/support.
In the Search support field, enter the Service Tag/Serial Number/Service Request/Model/Keyword of your computer. In the Category drop-down , select Chipset. 6. Downloading and installing Intel HID event filter driver
1. In the Search support field, enter the Service Tag/Serial Number/Service Request/Model/Keyword of any input. Click...
Re-imaging guide for Windows - Page 15
... www.dell.com/support. 3. In the Search support field, enter the Service Tag/Serial Number/Service Request/Model/Keyword of your computer. Downloading and installing the Dell graphics driver
1. Double-click the driver file icon and follow the instructions on the screen. Downloading and installing the Dell audio driver
1. Downloading and installing the IRST driver
1. Graphics...
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