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Test for EDID Requirements (Manual)

This manual test verifies that the display device implements the extended-display identification data (EDID) data structure correctly.

Test details

   
Specifications
  • Device.Display.Monitor.EDID
  • Device.Graphics.WDDM.Display.Base
Platforms
  • Windows 10, client editions (x86)
  • Windows 10, client editions (x64)
  • Windows Server 2016 (x64)
  • Windows 10, client editions (Arm64)
Supported Releases
  • Windows 10
  • Windows 10, version 1511
  • Windows 10, version 1607
  • Windows 10, version 1703
  • Windows 10, version 1709
  • Windows 10, version 1803
  • Windows 10, version 1809
  • Windows 10, version 1903
  • Next update to Windows 10
Expected run time (in minutes) 1
Category Compatibility
Timeout (in minutes) 60
Requires reboot false
Requires special configuration false
Type automatic

 

Additional documentation

Tests in this feature area might have additional documentation, including prerequisites, setup, and troubleshooting information, that can be found in the following topic(s):

Running the test

Before you run the test, complete the test setup as described in the test requirements: Display Monitor Testing Prerequisites.

Troubleshooting

For generic troubleshooting of HLK test failures, see Troubleshooting Windows HLK Test Failures.

For troubleshooting information, see Troubleshooting Device.Graphics Testing.

More information

The display device test must meet the following specifications:

  1. Must have native timing set in the detailed timing block and for the preferred display mode

  2. Must implement monitor range limits unless display only supports discrete timings

  3. Must implement monitor name, suitable for presentation to the user (though optional for internal displays)

  4. Must contain unique monitor serial number in either the serial number field or in a detailed timing block (both OK) (though optional for internal displays)

  5. Recommended mode must be a progressive mode

  6. Must provide accurate physical dimensions, unless the device is a projector

  7. Display devices that support more than 8 bits per pixel use EDID 1.4 in order to describe the color capabilities.

Command syntax

Command option Description

CCDEdid.exe

Runs the test.

Note

   For command-line help for this test binary, type /h.

 

File list

File Location

CCDEdid.exe

<testbinroot>\nttest\windowstest\graphics\wddm\bin\

 

Parameters

Parameter name Parameter description
LLU_NetAccessOnly LLU Name for net user