edid-decode "/sys/class/drm/card0-eDP-1/edid": EDID (hex): 00ffffffffffff0009e5210800000000 011c0104b51f117803f170aa5445a924 0f505400000001010101010101010101 01010101010150d000a0f0703e803020 350035ae1000001a0000000000000000 0000000000000000001a000000fe0042 4f452048460a202020202020000000fe 004e5631343051554d2d4e35340a014a 02030f00e3058000e60605016a6a2400 00000000000000000000000000000000 00000000000000000000000000000000 00000000000000000000000000000000 00000000000000000000000000000000 00000000000000000000000000000000 00000000000000000000000000000000 0000000000000000000000000000009a Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 04 basic params: b5 1f 11 78 03 chroma info: f1 70 aa 54 45 a9 24 0f 50 54 established: 00 00 00 standard: 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 descriptor 1: 50 d0 00 a0 f0 70 3e 80 30 20 35 00 35 ae 10 00 00 1a descriptor 2: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 1a descriptor 3: 00 00 00 fe 00 42 4f 45 20 48 46 0a 20 20 20 20 20 20 descriptor 4: 00 00 00 fe 00 4e 56 31 34 30 51 55 4d 2d 4e 35 34 0a extensions: 01 checksum: 4a EDID version: 1.4 Manufacturer: BOE Model 821 Serial Number ... Made in week 1 of 2018 Digital display 10 bits per primary color channel DisplayPort interface Maximum image size: 31 cm x 17 cm Gamma: 2.20 Supported color formats: RGB 4:4:4 First detailed timing includes the native pixel format and preferred refresh rate Display is continuous frequency Display x,y Chromaticity: Red: 0.6669, 0.3310 Green: 0.2695, 0.6611 Blue: 0.1416, 0.0615 White: 0.3125, 0.3281 Established timings supported: Standard timings supported: Detailed mode: Clock 533.280 MHz, 309 mm x 174 mm 3840 3888 3920 4000 hborder 0 2160 2163 2168 2222 vborder 0 +hsync -vsync VertFreq: 60 Hz, HorFreq: 133320 Hz Manufacturer-specified data, tag 0 ASCII string: BOE HF ASCII string: NV140QUM-N54 Has 1 extension blocks Checksum: 0x4a (valid) CTA extension block Extension version: 3 11 bytes of CTA data Extended tag: Colorimetry data block BT2020RGB Extended tag: HDR static metadata data block Electro optical transfer functions: Traditional gamma - SDR luminance range SMPTE ST2084 Supported static metadata descriptors: Static metadata type 1 Desired content max luminance: 106 (496.743 cd/m^2) Desired content max frame-average luminance: 106 (496.743 cd/m^2) Desired content min luminance: 36 (0.099 cd/m^2) 0 native detailed modes Checksum: 0x9a (valid) EDID block does NOT conform to EDID 1.4! Required 640x480p60 timings are missing in the established timings and/or in the SVD list (VIC 1) Missing name descriptor Missing monitor ranges