edid-decode "/sys/class/drm/card0-eDP-1/edid": EDID (hex): 00ffffffffffff0009e56f0700000000 011b01049522137802f7009657549228 23505400000001010101010101010101 010101010101ce1d56e250001e303020 360058c21000001ace1d56a953003c30 3020360058c21000001a000000000000 00000000000000000000000000000002 000c49ff0a3c6e13111f6e00000000bb Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 04 basic params: 95 22 13 78 02 chroma info: f7 00 96 57 54 92 28 23 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: ce 1d 56 e2 50 00 1e 30 30 20 36 00 58 c2 10 00 00 1a descriptor 2: ce 1d 56 a9 53 00 3c 30 30 20 36 00 58 c2 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 49 ff 0a 3c 6e 13 11 1f 6e 00 00 00 extensions: 00 checksum: bb EDID version: 1.4 Manufacturer: BOE Model 76f Serial Number ... Made in week 1 of 2017 Digital display 6 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: 0.5888, 0.3427 Green: 0.3291, 0.5732 Blue: 0.1562, 0.1367 White: 0.3125, 0.3281 Established timings supported: Standard timings supported: Detailed mode: Clock 76.300 MHz, 344 mm x 194 mm 1366 1414 1446 1592 hborder 0 768 771 777 798 vborder 0 +hsync -vsync VertFreq: 60 Hz, HorFreq: 47927 Hz Detailed mode: Clock 76.300 MHz, 344 mm x 194 mm 1366 1414 1446 2303 hborder 0 768 771 777 828 vborder 0 +hsync -vsync VertFreq: 40 Hz, HorFreq: 33130 Hz Manufacturer-specified data, tag 0 Manufacturer-specified data, tag 2 Checksum: 0xbb (valid) EDID block does NOT conform to EDID 1.4! Missing name descriptor Missing monitor ranges