edid-decode "/sys/class/drm/card0-eDP-1/edid": EDID (hex): 00ffffffffffff004c834a3400000000 00170104802213780a71059355578f29 20505400000001010101010101010101 0101010101011b1b5662500016303020 250058c2100000190000000f00000000 00000000001eb4027400000000fe0053 414d53554e470a2020202020000000fe 00313536415433312d5030310a200031 Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 04 basic params: 80 22 13 78 0a chroma info: 71 05 93 55 57 8f 29 20 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: 1b 1b 56 62 50 00 16 30 30 20 25 00 58 c2 10 00 00 19 descriptor 2: 00 00 00 0f 00 00 00 00 00 00 00 00 00 1e b4 02 74 00 descriptor 3: 00 00 00 fe 00 53 41 4d 53 55 4e 47 0a 20 20 20 20 20 descriptor 4: 00 00 00 fe 00 31 35 36 41 54 33 31 2d 50 30 31 0a 20 extensions: 00 checksum: 31 EDID version: 1.4 Manufacturer: SDC Model 344a Serial Number ... Made in year 2013 Digital display Color depth is undefined Digital interface is not defined Maximum image size: 34 cm x 19 cm Gamma: 2.20 Supported color formats: RGB 4:4:4, YCrCb 4:4:4 First detailed timing includes the native pixel format and preferred refresh rate Display x,y Chromaticity: Red: 0.5751, 0.3349 Green: 0.3398, 0.5595 Blue: 0.1601, 0.1250 White: 0.3134, 0.3291 Established timings supported: Standard timings supported: Detailed mode: Clock 69.390 MHz, 344 mm x 194 mm 1366 1414 1446 1464 hborder 0 768 770 775 790 vborder 0 -hsync -vsync VertFreq: 59 Hz, HorFreq: 47397 Hz Manufacturer-specified data, tag 15 ASCII string: SAMSUNG ASCII string: 156AT31-P01 Checksum: 0x31 (valid) EDID block does NOT conform to EDID 1.4! Missing name descriptor Missing monitor ranges