edid-decode "/sys/class/drm/card0-DP-2/edid": EDID (hex): 00ffffffffffff000469f62766ab0000 171b0103803c22782aeed5a555489b26 125054b7ef00714f81c0814081809500 b300d1c00101023a801871382d40582c 450056502100001e000000ff0048364c 4d54463034333837380a000000fd0032 55185c11000a202020202020000000fc 00415355532056453237380a202001b3 020322714f0102031112130414050e0f 1d1e1f10230907018301000065030c00 20008c0ad08a20e02d10103e96000925 21000018011d007251d01e206e285500 09252100001e011d00bc52d01e20b828 554009252100001e8c0ad09020403120 0c405500092521000018000000000000 00000000000000000000000000000063 Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 03 basic params: 80 3c 22 78 2a chroma info: ee d5 a5 55 48 9b 26 12 50 54 established: b7 ef 00 standard: 71 4f 81 c0 81 40 81 80 95 00 b3 00 d1 c0 01 01 descriptor 1: 02 3a 80 18 71 38 2d 40 58 2c 45 00 56 50 21 00 00 1e descriptor 2: 00 00 00 ff 00 48 36 4c 4d 54 46 30 34 33 38 37 38 0a descriptor 3: 00 00 00 fd 00 32 55 18 5c 11 00 0a 20 20 20 20 20 20 descriptor 4: 00 00 00 fc 00 41 53 55 53 20 56 45 32 37 38 0a 20 20 extensions: 01 checksum: b3 EDID version: 1.3 Manufacturer: ACI Model 27f6 Serial Number ... Made in week 23 of 2017 Digital display Maximum image size: 60 cm x 34 cm Gamma: 2.20 DPMS levels: Off RGB color display First detailed timing is preferred timing Display x,y Chromaticity: Red: 0.6474, 0.3339 Green: 0.2841, 0.6074 Blue: 0.1513, 0.0712 White: 0.3134, 0.3291 Established timings supported: 720x400@70Hz 9:5 HorFreq: 31469 Hz Clock: 28.320 MHz 640x480@60Hz 4:3 HorFreq: 31469 Hz Clock: 25.175 MHz 640x480@67Hz 4:3 HorFreq: 35000 Hz Clock: 30.240 MHz 640x480@75Hz 4:3 HorFreq: 37500 Hz Clock: 31.500 MHz 800x600@56Hz 4:3 HorFreq: 35200 Hz Clock: 36.000 MHz 800x600@60Hz 4:3 HorFreq: 37900 Hz Clock: 40.000 MHz 800x600@72Hz 4:3 HorFreq: 48100 Hz Clock: 50.000 MHz 800x600@75Hz 4:3 HorFreq: 46900 Hz Clock: 49.500 MHz 832x624@75Hz 4:3 HorFreq: 49726 Hz Clock: 57.284 MHz 1024x768@60Hz 4:3 HorFreq: 48400 Hz Clock: 65.000 MHz 1024x768@70Hz 4:3 HorFreq: 56500 Hz Clock: 75.000 MHz 1024x768@75Hz 4:3 HorFreq: 60000 Hz Clock: 78.750 MHz 1280x1024@75Hz 5:4 HorFreq: 80000 Hz Clock: 135.000 MHz Standard timings supported: 1152x864@75Hz 4:3 HorFreq: 67500 Hz Clock: 108.000 MHz 1280x720@60Hz 16:9 1280x960@60Hz 4:3 HorFreq: 60000 Hz Clock: 108.000 MHz 1280x1024@60Hz 5:4 HorFreq: 64000 Hz Clock: 108.000 MHz 1440x900@60Hz 16:10 HorFreq: 55500 Hz Clock: 88.750 MHz 1680x1050@60Hz 16:10 HorFreq: 64700 Hz Clock: 119.000 MHz 1920x1080@60Hz 16:9 Detailed mode: Clock 148.500 MHz, 598 mm x 336 mm 1920 2008 2052 2200 hborder 0 1080 1084 1089 1125 vborder 0 +hsync +vsync VertFreq: 60 Hz, HorFreq: 67500 Hz Serial number: ... Monitor ranges (GTF): 50-85Hz V, 24-92kHz H, max dotclock 170MHz Monitor name: ASUS VE278 Has 1 extension blocks Checksum: 0xb3 (valid) CTA extension block Extension version: 3 30 bytes of CTA data Video data block VIC 1 640x480@60Hz 4:3 HorFreq: 31469 Hz Clock: 25.175 MHz VIC 2 720x480@60Hz 4:3 HorFreq: 31469 Hz Clock: 27.000 MHz VIC 3 720x480@60Hz 16:9 HorFreq: 31469 Hz Clock: 27.000 MHz VIC 17 720x576@50Hz 4:3 HorFreq: 31250 Hz Clock: 27.000 MHz VIC 18 720x576@50Hz 16:9 HorFreq: 31250 Hz Clock: 27.000 MHz VIC 19 1280x720@50Hz 16:9 HorFreq: 37500 Hz Clock: 74.250 MHz VIC 4 1280x720@60Hz 16:9 HorFreq: 45000 Hz Clock: 74.250 MHz VIC 20 1920x1080i@50Hz 16:9 HorFreq: 28125 Hz Clock: 74.250 MHz VIC 5 1920x1080i@60Hz 16:9 HorFreq: 33750 Hz Clock: 74.250 MHz VIC 14 1440x480@60Hz 4:3 HorFreq: 31469 Hz Clock: 54.000 MHz VIC 15 1440x480@60Hz 16:9 HorFreq: 31469 Hz Clock: 54.000 MHz VIC 29 1440x576@50Hz 4:3 HorFreq: 31250 Hz Clock: 54.000 MHz VIC 30 1440x576@50Hz 16:9 HorFreq: 31250 Hz Clock: 54.000 MHz VIC 31 1920x1080@50Hz 16:9 HorFreq: 56250 Hz Clock: 148.500 MHz VIC 16 1920x1080@60Hz 16:9 HorFreq: 67500 Hz Clock: 148.500 MHz Audio data block Linear PCM, max channels 2 Supported sample rates (kHz): 48 44.1 32 Supported sample sizes (bits): 16 Speaker allocation data block Speaker map: FL/FR - Front Left/Right Vendor-specific data block, OUI 000c03 (HDMI) Source physical address 2.0.0.0 Basic audio support Supports YCbCr 4:4:4 Supports YCbCr 4:2:2 1 native detailed modes Detailed mode: Clock 27.000 MHz, 521 mm x 293 mm 720 736 798 858 hborder 0 480 489 495 525 vborder 0 -hsync -vsync VertFreq: 59 Hz, HorFreq: 31468 Hz Detailed mode: Clock 74.250 MHz, 521 mm x 293 mm 1280 1390 1430 1650 hborder 0 720 725 730 750 vborder 0 +hsync +vsync VertFreq: 60 Hz, HorFreq: 45000 Hz Detailed mode: Clock 74.250 MHz, 521 mm x 293 mm 1280 1720 1760 1980 hborder 0 720 725 730 750 vborder 0 +hsync +vsync VertFreq: 50 Hz, HorFreq: 37500 Hz Detailed mode: Clock 27.000 MHz, 521 mm x 293 mm 720 732 796 864 hborder 0 576 581 586 625 vborder 0 -hsync -vsync VertFreq: 50 Hz, HorFreq: 31250 Hz Checksum: 0x63 (valid) EDID block does not conform at all! Both the serial number ... edid-decode "/sys/class/drm/card0-eDP-1/edid": EDID (hex): 00ffffffffffff00061034a000000000 25190104b51d1278020fc1ae5243b026 0e505400000001010101010101010101 010101010101d9650050a0402e600820 08081eb31000001a7c804050b0083470 082068081eb31000001a000000fc0043 6f6c6f72204c43440a20202000000010 000000000000000000000000000000be Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 04 basic params: b5 1d 12 78 02 chroma info: 0f c1 ae 52 43 b0 26 0e 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: d9 65 00 50 a0 40 2e 60 08 20 08 08 1e b3 10 00 00 1a descriptor 2: 7c 80 40 50 b0 08 34 70 08 20 68 08 1e b3 10 00 00 1a descriptor 3: 00 00 00 fc 00 43 6f 6c 6f 72 20 4c 43 44 0a 20 20 20 descriptor 4: 00 00 00 10 00 00 00 00 00 00 00 00 00 00 00 00 00 00 extensions: 00 checksum: be EDID version: 1.4 Manufacturer: APP Model a034 Serial Number ... Made in week 37 of 2015 Digital display 10 bits per primary color channel DisplayPort interface Maximum image size: 29 cm x 18 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: 0.6796, 0.3203 Green: 0.2646, 0.6904 Blue: 0.1513, 0.0546 White: 0.3125, 0.3291 Established timings supported: Standard timings supported: Detailed mode: Clock 260.730 MHz, 286 mm x 179 mm 2560 2568 2600 2640 hborder 0 1600 1632 1640 1646 vborder 0 +hsync -vsync VertFreq: 60 Hz, HorFreq: 98761 Hz Detailed mode: Clock 328.920 MHz, 286 mm x 179 mm 2880 2888 2920 2960 hborder 0 1800 1838 1846 1852 vborder 0 +hsync -vsync VertFreq: 60 Hz, HorFreq: 111121 Hz Monitor name: Color LCD Dummy block Checksum: 0xbe (valid) Missing monitor ranges