edid-decode "/sys/class/drm/card0-eDP-1/edid": EDID (hex): 00ffffffffffff000daee71500000000 211a0104a52213780228659759548e27 1e505400000001010101010101010101 010101010101b43b804a713834405036 680058c110000018000000fe004e3135 364843412d4541420a20000000fe0043 4d4e0a202020202020202020000000fe 004e3135364843412d4541420a2000b2 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: b4 3b 80 4a 71 38 34 40 50 36 68 00 58 c1 10 00 00 18 descriptor 2: 00 00 00 fe 00 4e 31 35 36 48 43 41 2d 45 41 42 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 43 41 2d 45 41 42 0a 20 extensions: 00 checksum: b2 EDID version: 1.4 Manufacturer: CMN Model 15e7 Serial Number ... Made in week 33 of 2016 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 152.840 MHz, 344 mm x 193 mm 1920 2000 2054 2250 hborder 0 1080 1086 1094 1132 vborder 0 -hsync -vsync VertFreq: 60 Hz, HorFreq: 67928 Hz ASCII string: N156HCA-EAB ASCII string: CMN ASCII string: N156HCA-EAB Checksum: 0xb2 (valid) EDID block does NOT conform to EDID 1.4! Missing name descriptor Missing monitor ranges