edid-decode "/sys/class/drm/card0-LVDS-1/edid": EDID (hex): 00ffffffffffff004ca3423400000000 00150103802213780a09259257548f29 22505400000001010101010101010101 010101010101411c56a0500016303020 250058c2100000190000000f00000000 00000000001eb4027400000000fe0053 414d53554e470a2020202020000000fe 00313536415432302d4630310a20000b Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 03 basic params: 80 22 13 78 0a chroma info: 09 25 92 57 54 8f 29 22 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: 41 1c 56 a0 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 32 30 2d 46 30 31 0a 20 extensions: 00 checksum: 0b EDID version: 1.3 Manufacturer: SEC Model 3442 Serial Number ... Made in year 2011 Digital display Maximum image size: 34 cm x 19 cm Gamma: 2.20 RGB color display First detailed timing is preferred timing Display x,y Chromaticity: Red: 0.5703, 0.3398 Green: 0.3300, 0.5595 Blue: 0.1601, 0.1347 White: 0.3134, 0.3291 Established timings supported: Standard timings supported: Detailed mode: Clock 72.330 MHz, 344 mm x 194 mm 1366 1414 1446 1526 hborder 0 768 770 775 790 vborder 0 -hsync -vsync VertFreq: 59 Hz, HorFreq: 47398 Hz Manufacturer-specified data, tag 15 ASCII string: SAMSUNG ASCII string: 156AT20-F01 Checksum: 0xb (valid) EDID block does NOT conform to EDID 1.3! Missing name descriptor Missing monitor ranges