edid-decode "/sys/class/drm/card4-eDP-1/edid": EDID (hex): 00ffffffffffff000dae381700000000 0c1901049526157802a155a556519d28 0b505400000001010101010101010101 010101010101b43b804a713834403020 35007dd61000001acd27804a71383440 302035007dd61000001a000000000000 00000000000000000000000000000002 000c33ff0f3c96161d489600000000db Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 04 basic params: 95 26 15 78 02 chroma info: a1 55 a5 56 51 9d 28 0b 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: b4 3b 80 4a 71 38 34 40 30 20 35 00 7d d6 10 00 00 1a descriptor 2: cd 27 80 4a 71 38 34 40 30 20 35 00 7d d6 10 00 00 1a descriptor 3: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 descriptor 4: 00 00 00 02 00 0c 33 ff 0f 3c 96 16 1d 48 96 00 00 00 extensions: 00 checksum: db EDID version: 1.4 Manufacturer: CMN Model 1738 Serial Number ... Made in week 12 of 2015 Digital display 6 bits per primary color channel DisplayPort interface Maximum image size: 38 cm x 21 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: 0.6464, 0.3378 Green: 0.3164, 0.6142 Blue: 0.1572, 0.0439 White: 0.3134, 0.3291 Established timings supported: Standard timings supported: Detailed mode: Clock 152.840 MHz, 381 mm x 214 mm 1920 1968 2000 2250 hborder 0 1080 1083 1088 1132 vborder 0 +hsync -vsync VertFreq: 60 Hz, HorFreq: 67928 Hz Detailed mode: Clock 101.890 MHz, 381 mm x 214 mm 1920 1968 2000 2250 hborder 0 1080 1083 1088 1132 vborder 0 +hsync -vsync VertFreq: 40 Hz, HorFreq: 45284 Hz Manufacturer-specified data, tag 0 Manufacturer-specified data, tag 2 Checksum: 0xdb (valid) EDID block does NOT conform to EDID 1.4! Missing name descriptor Missing monitor ranges