edid-decode "/sys/class/drm/card0-eDP-1/edid": EDID (hex): 00ffffffffffff004d108d1400000000 051c0104a52213780e5b93a95335bc25 0c515300000001010101010101010101 0101010101014dd000a0f0703e803020 350058c2100000180000000000000000 00000000000000000000000000fe0046 4e564452804c51313536443100000000 0002410328011200000b010a2020009d Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 04 basic params: a5 22 13 78 0e chroma info: 5b 93 a9 53 35 bc 25 0c 51 53 established: 00 00 00 standard: 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 descriptor 1: 4d d0 00 a0 f0 70 3e 80 30 20 35 00 58 c2 10 00 00 18 descriptor 2: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 descriptor 3: 00 00 00 fe 00 46 4e 56 44 52 80 4c 51 31 35 36 44 31 descriptor 4: 00 00 00 00 00 02 41 03 28 01 12 00 00 0b 01 0a 20 20 extensions: 00 checksum: 9d EDID version: 1.4 Manufacturer: SHP Model 148d Serial Number ... Made in week 5 of 2018 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, YCrCb 4:4:4 Default (sRGB) color space is primary color space First detailed timing includes the native pixel format and preferred refresh rate Display x,y Chromaticity: Red: 0.6611, 0.3251 Green: 0.2089, 0.7373 Blue: 0.1464, 0.0478 White: 0.3164, 0.3271 Established timings supported: Standard timings supported: Detailed mode: Clock 533.250 MHz, 344 mm x 194 mm 3840 3888 3920 4000 hborder 0 2160 2163 2168 2222 vborder 0 -hsync -vsync VertFreq: 59 Hz, HorFreq: 133312 Hz Manufacturer-specified data, tag 0 ASCII string: FNVDR Manufacturer-specified data, tag 0 Checksum: 0x9d (valid) EDID block does NOT conform to EDID 1.4! sRGB is signaled, but the chromaticities do not match Missing name descriptor Missing monitor ranges Detailed block string not properly terminated