edid-decode "/sys/class/drm/card0-DP-3/edid": EDID (hex): 00ffffffffffff0022f0323001010101 1117010380331d782ae295a2554f9f26 115054a10800d1c081c081809500a9c0 b30001010101023a801871382d40582c 4500fd1e1100001a000000fd00324c18 5e11000a202020202020000000fc0048 5020323378690a2020202020000000ff 0033434d3331373035324b0a20200195 020314b249909f041303021211016503 0c001000023a801871382d40582c4500 fd1e1100001e023a80d072382d40102c 4580fd1e1100001e011d007251d01e20 6e285500fd1e1100001e011d00bc52d0 1e20b8285540fd1e1100001e8c0ad08a 20e02d10103e9600fd1e110000180000 0000000000000000000000000000009c Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 03 basic params: 80 33 1d 78 2a chroma info: e2 95 a2 55 4f 9f 26 11 50 54 established: a1 08 00 standard: d1 c0 81 c0 81 80 95 00 a9 c0 b3 00 01 01 01 01 descriptor 1: 02 3a 80 18 71 38 2d 40 58 2c 45 00 fd 1e 11 00 00 1a descriptor 2: 00 00 00 fd 00 32 4c 18 5e 11 00 0a 20 20 20 20 20 20 descriptor 3: 00 00 00 fc 00 48 50 20 32 33 78 69 0a 20 20 20 20 20 descriptor 4: 00 00 00 ff 00 33 43 4d 33 31 37 30 35 32 4b 0a 20 20 extensions: 01 checksum: 95 EDID version: 1.3 Manufacturer: HWP Model 3032 Serial Number ... Made in week 17 of 2013 Digital display Maximum image size: 51 cm x 29 cm Gamma: 2.20 DPMS levels: Off RGB color display First detailed timing is preferred timing Display x,y Chromaticity: Red: 0.6357, 0.3339 Green: 0.3085, 0.6230 Blue: 0.1503, 0.0673 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 800x600@60Hz 4:3 HorFreq: 37900 Hz Clock: 40.000 MHz 1024x768@60Hz 4:3 HorFreq: 48400 Hz Clock: 65.000 MHz Standard timings supported: 1920x1080@60Hz 16:9 1280x720@60Hz 16:9 1280x1024@60Hz 5:4 HorFreq: 64000 Hz Clock: 108.000 MHz 1440x900@60Hz 16:10 HorFreq: 55500 Hz Clock: 88.750 MHz 1600x900@60Hz 16:9 1680x1050@60Hz 16:10 HorFreq: 64700 Hz Clock: 119.000 MHz Detailed mode: Clock 148.500 MHz, 509 mm x 286 mm 1920 2008 2052 2200 hborder 0 1080 1084 1089 1125 vborder 0 +hsync -vsync VertFreq: 60 Hz, HorFreq: 67500 Hz Monitor ranges (GTF): 50-76Hz V, 24-94kHz H, max dotclock 170MHz Monitor name: HP 23xi Serial number: ... Has 1 extension blocks Checksum: 0x95 (valid) CTA extension block Extension version: 3 16 bytes of CTA data Video data block VIC 16 1920x1080@60Hz 16:9 (native) HorFreq: 67500 Hz Clock: 148.500 MHz VIC 31 1920x1080@50Hz 16:9 (native) HorFreq: 56250 Hz Clock: 148.500 MHz VIC 4 1280x720@60Hz 16:9 HorFreq: 45000 Hz Clock: 74.250 MHz VIC 19 1280x720@50Hz 16:9 HorFreq: 37500 Hz Clock: 74.250 MHz VIC 3 720x480@60Hz 16:9 HorFreq: 31469 Hz Clock: 27.000 MHz VIC 2 720x480@60Hz 4:3 HorFreq: 31469 Hz Clock: 27.000 MHz VIC 18 720x576@50Hz 16:9 HorFreq: 31250 Hz Clock: 27.000 MHz VIC 17 720x576@50Hz 4:3 HorFreq: 31250 Hz Clock: 27.000 MHz VIC 1 640x480@60Hz 4:3 HorFreq: 31469 Hz Clock: 25.175 MHz Vendor-specific data block, OUI 000c03 (HDMI) Source physical address 1.0.0.0 Underscans PC formats by default Supports YCbCr 4:4:4 Supports YCbCr 4:2:2 2 native detailed modes Detailed mode: Clock 148.500 MHz, 509 mm x 286 mm 1920 2008 2052 2200 hborder 0 1080 1084 1089 1125 vborder 0 +hsync +vsync VertFreq: 60 Hz, HorFreq: 67500 Hz Detailed mode: Clock 148.500 MHz, 509 mm x 286 mm 1920 2448 2492 2640 hborder 0 1080 1084 1089 1125 vborder 0 +hsync +vsync VertFreq: 50 Hz, HorFreq: 56250 Hz Detailed mode: Clock 74.250 MHz, 509 mm x 286 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, 509 mm x 286 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, 509 mm x 286 mm 720 736 798 858 hborder 0 480 489 495 525 vborder 0 -hsync -vsync VertFreq: 59 Hz, HorFreq: 31468 Hz Checksum: 0x9c (valid) EDID block does not conform at all! Both the serial number ... edid-decode "/sys/class/drm/card0-eDP-1/edid": EDID (hex): 00ffffffffffff0006af6c1000000000 26160104951c107802867597524b8924 2a505400000001010101010101010101 010101010101881d56e2500016302616 3600149b100000180000000f00000000 00000000000000000020000000fe0041 554f0a202020202020202020000000fe 004231323558544e30312e30200a00ec Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 04 basic params: 95 1c 10 78 02 chroma info: 86 75 97 52 4b 89 24 2a 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: 88 1d 56 e2 50 00 16 30 26 16 36 00 14 9b 10 00 00 18 descriptor 2: 00 00 00 0f 00 00 00 00 00 00 00 00 00 00 00 00 00 20 descriptor 3: 00 00 00 fe 00 41 55 4f 0a 20 20 20 20 20 20 20 20 20 descriptor 4: 00 00 00 fe 00 42 31 32 35 58 54 4e 30 31 2e 30 20 0a extensions: 00 checksum: ec EDID version: 1.4 Manufacturer: AUO Model 106c Serial Number ... Made in week 38 of 2012 Digital display 6 bits per primary color channel DisplayPort interface Maximum image size: 28 cm x 16 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: 0.5917, 0.3203 Green: 0.2939, 0.5371 Blue: 0.1416, 0.1669 White: 0.3134, 0.3291 Established timings supported: Standard timings supported: Detailed mode: Clock 75.600 MHz, 276 mm x 155 mm 1366 1404 1426 1592 hborder 0 768 771 777 790 vborder 0 -hsync -vsync VertFreq: 60 Hz, HorFreq: 47487 Hz Manufacturer-specified data, tag 15 ASCII string: AUO ASCII string: B125XTN01.0 Checksum: 0xec (valid) EDID block does NOT conform to EDID 1.4! Missing name descriptor Missing monitor ranges