edid-decode "/sys/class/drm/card0-LVDS-1/edid": EDID (hex): 00ffffffffffff004ca3573100000000 000f0103801e13780a87f594574f8c27 27505400000001010101010101010101 010101010101ed1a0080502010300c40 33002fbe100000190000000f00000000 00000000002387026400000000fe0055 443439300331343157310a20000000fe 0027373f4f6787afe301010a202000e5 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: ed 1a 00 80 50 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 44 34 39 30 03 31 34 31 57 31 0a 20 descriptor 4: 00 00 00 fe 00 27 37 3f 4f 67 87 af e3 01 01 0a 20 20 extensions: 00 checksum: e5 EDID version: 1.3 Manufacturer: SEC Model 3157 Serial Number ... 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 68.930 MHz, 303 mm x 190 mm 1280 1292 1356 1408 hborder 0 800 803 806 816 vborder 0 -hsync -vsync VertFreq: 59 Hz, HorFreq: 48955 Hz Manufacturer-specified data, tag 15 ASCII string: UD490 ASCII string: '7?Og Checksum: 0xe5 (valid) EDID block does NOT conform to EDID 1.3! Missing name descriptor Missing monitor ranges Detailed block string not properly terminated EDID block does not conform at all! Bad year of manufacture