edid-decode "/sys/class/drm/card0-LVDS-1/edid": EDID (hex): 00ffffffffffff004ca3573100000000 00110103801e13780a87f594574f8c27 27505400000001010101010101010101 010101010101551d0000512010300c40 33002fbe100000190000000f00000000 00000000002387026400000000fe0055 4d3437380331343157310a20000000fe 0019232d354a668cdc01010a2020009e Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 03 basic params: 80 1e 13 78 0a chroma info: 87 f5 94 57 4f 8c 27 27 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: 55 1d 00 00 51 20 10 30 0c 40 33 00 2f be 10 00 00 19 descriptor 2: 00 00 00 0f 00 00 00 00 00 00 00 00 00 23 87 02 64 00 descriptor 3: 00 00 00 fe 00 55 4d 34 37 38 03 31 34 31 57 31 0a 20 descriptor 4: 00 00 00 fe 00 19 23 2d 35 4a 66 8c dc 01 01 0a 20 20 extensions: 00 checksum: 9e EDID version: 1.3 Manufacturer: SEC Model 3157 Serial Number ... Made in year 2007 Digital display Maximum image size: 30 cm x 19 cm Gamma: 2.20 RGB color display First detailed timing is preferred timing Display x,y Chromaticity: Red: 0.5800, 0.3398 Green: 0.3095, 0.5498 Blue: 0.1552, 0.1552 White: 0.3134, 0.3291 Established timings supported: Standard timings supported: Detailed mode: Clock 75.090 MHz, 303 mm x 190 mm 1280 1292 1356 1536 hborder 0 800 803 806 816 vborder 0 -hsync -vsync VertFreq: 59 Hz, HorFreq: 48886 Hz Manufacturer-specified data, tag 15 ASCII string: UM478 ASCII string: Checksum: 0x9e (valid) EDID block does NOT conform to EDID 1.3! Missing name descriptor Missing monitor ranges Detailed block string not properly terminated