edid-decode "/sys/class/drm/card0-eDP-1/edid": EDID (hex): 00ffffffffffff000daef51500000000 0c1d0104a52213780228659759548e27 1e505400000001010101010101010101 010101010101363680a0703820403020 a60058c110000018000000fe004e3135 364847412d4541330a20000000fe0043 4d4e0a202020202020202020000000fe 004e3135364847412d4541330a200006 Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 04 basic params: a5 22 13 78 02 chroma info: 28 65 97 59 54 8e 27 1e 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: 36 36 80 a0 70 38 20 40 30 20 a6 00 58 c1 10 00 00 18 descriptor 2: 00 00 00 fe 00 4e 31 35 36 48 47 41 2d 45 41 33 0a 20 descriptor 3: 00 00 00 fe 00 43 4d 4e 0a 20 20 20 20 20 20 20 20 20 descriptor 4: 00 00 00 fe 00 4e 31 35 36 48 47 41 2d 45 41 33 0a 20 extensions: 00 checksum: 06 EDID version: 1.4 Manufacturer: CMN Model 15f5 Serial Number ... Made in week 12 of 2019 Digital display 8 bits per primary color channel DisplayPort interface Maximum image size: 34 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: 0.5898, 0.3496 Green: 0.3300, 0.5546 Blue: 0.1533, 0.1191 White: 0.3134, 0.3291 Established timings supported: Standard timings supported: Detailed mode: Clock 138.780 MHz, 344 mm x 193 mm 1920 1968 2000 2080 hborder 0 1080 1090 1096 1112 vborder 0 -hsync -vsync VertFreq: 60 Hz, HorFreq: 66721 Hz ASCII string: N156HGA-EA3 ASCII string: CMN ASCII string: N156HGA-EA3 Checksum: 0x6 (valid) EDID block does NOT conform to EDID 1.4! Missing name descriptor Missing monitor ranges