edid-decode "/sys/class/drm/card0-eDP-1/edid": EDID (hex): 00ffffffffffff0006af91c300000000 001e0104b51e137802d405a754489e25 0e505400000001010101010101010101 0101010101015ec940a0b00854703020 35002dbc100000180000000f00000000 00000000000000000020000000fe0041 554f0a202020202020202020000000fe 004231343051414e30342e30200a00e3 Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 04 basic params: b5 1e 13 78 02 chroma info: d4 05 a7 54 48 9e 25 0e 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: 5e c9 40 a0 b0 08 54 70 30 20 35 00 2d bc 10 00 00 18 descriptor 2: 00 00 00 0f 00 00 00 00 00 00 00 00 00 00 00 00 00 20 descriptor 3: 00 00 00 fe 00 41 55 4f 0a 20 20 20 20 20 20 20 20 20 descriptor 4: 00 00 00 fe 00 42 31 34 30 51 41 4e 30 34 2e 30 20 0a extensions: 00 checksum: e3 EDID version: 1.4 Manufacturer: AUO Model c391 Serial Number ... Made in year 2020 Digital display 10 bits per primary color channel DisplayPort interface Maximum image size: 30 cm x 19 cm Gamma: 2.20 Supported color formats: RGB 4:4:4 First detailed timing includes the native pixel format and preferred refresh rate Display x,y Chromaticity: Red: 0.6552, 0.3291 Green: 0.2822, 0.6171 Blue: 0.1445, 0.0546 White: 0.3134, 0.3291 Established timings supported: Standard timings supported: Detailed mode: Clock 515.500 MHz, 301 mm x 188 mm 2880 2928 2960 3040 hborder 0 1800 1803 1808 1884 vborder 0 -hsync -vsync VertFreq: 90 Hz, HorFreq: 169572 Hz Manufacturer-specified data, tag 15 ASCII string: AUO ASCII string: B140QAN04.0 Checksum: 0xe3 (valid) EDID block does NOT conform to EDID 1.4! Missing name descriptor Missing monitor ranges