edid-decode "/sys/class/drm/card0-DP-1/edid": EDID (hex): 00ffffffffffff0010ac80404c383832 22160104a53c22783a4bb5a7564ba325 0a5054a54b008100b300d100714fa940 818001010101565e00a0a0a029503020 350055502100001a000000ff00474b30 4b443238503238384c0a000000fc0044 454c4c205532373133484d0a000000fd 0031561d711e010a20202020202001db 02031df1509005040302071601061112 1513141f2023097f0783010000023a80 1871382d40582c250055502100001e01 1d8018711c1620582c25005550210000 9e011d007251d01e206e285500555021 00001e8c0ad08a20e02d10103e960055 50210000180000000000000000000000 0000000000000000000000000000005d Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 04 basic params: a5 3c 22 78 3a chroma info: 4b b5 a7 56 4b a3 25 0a 50 54 established: a5 4b 00 standard: 81 00 b3 00 d1 00 71 4f a9 40 81 80 01 01 01 01 descriptor 1: 56 5e 00 a0 a0 a0 29 50 30 20 35 00 55 50 21 00 00 1a descriptor 2: 00 00 00 ff 00 47 4b 30 4b 44 32 38 50 32 38 38 4c 0a descriptor 3: 00 00 00 fc 00 44 45 4c 4c 20 55 32 37 31 33 48 4d 0a descriptor 4: 00 00 00 fd 00 31 56 1d 71 1e 01 0a 20 20 20 20 20 20 extensions: 01 checksum: db EDID version: 1.4 Manufacturer: DEL Model 4080 Serial Number ... Made in week 34 of 2012 Digital display 8 bits per primary color channel DisplayPort interface Maximum image size: 60 cm x 34 cm Gamma: 2.20 DPMS levels: Off Supported color formats: RGB 4:4:4, YCrCb 4:4:4, YCrCb 4:2:2 First detailed timing includes the native pixel format and preferred refresh rate Display x,y Chromaticity: Red: 0.6533, 0.3359 Green: 0.2949, 0.6396 Blue: 0.1464, 0.0419 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@75Hz 4:3 HorFreq: 37500 Hz Clock: 31.500 MHz 800x600@60Hz 4:3 HorFreq: 37900 Hz Clock: 40.000 MHz 800x600@75Hz 4:3 HorFreq: 46900 Hz Clock: 49.500 MHz 1024x768@60Hz 4:3 HorFreq: 48400 Hz Clock: 65.000 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: 1280x800@60Hz 16:10 1680x1050@60Hz 16:10 HorFreq: 64700 Hz Clock: 119.000 MHz 1920x1200@60Hz 16:10 HorFreq: 74000 Hz Clock: 154.000 MHz 1152x864@75Hz 4:3 HorFreq: 67500 Hz Clock: 108.000 MHz 1600x1200@60Hz 4:3 HorFreq: 75000 Hz Clock: 162.000 MHz 1280x1024@60Hz 5:4 HorFreq: 64000 Hz Clock: 108.000 MHz Detailed mode: Clock 241.500 MHz, 597 mm x 336 mm 2560 2608 2640 2720 hborder 0 1440 1443 1448 1481 vborder 0 +hsync -vsync VertFreq: 59 Hz, HorFreq: 88786 Hz Serial number: ... Monitor name: DELL U2713HM Monitor ranges (bare limits): 49-86Hz V, 29-113kHz H, max dotclock 300MHz Has 1 extension blocks Checksum: 0xdb (valid) CTA extension block Extension version: 3 25 bytes of CTA data Video data block VIC 16 1920x1080@60Hz 16:9 (native) HorFreq: 67500 Hz Clock: 148.500 MHz VIC 5 1920x1080i@60Hz 16:9 HorFreq: 33750 Hz Clock: 74.250 MHz VIC 4 1280x720@60Hz 16:9 HorFreq: 45000 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 7 1440x480i@60Hz 16:9 HorFreq: 15734 Hz Clock: 27.000 MHz VIC 22 1440x576i@50Hz 16:9 HorFreq: 15625 Hz Clock: 27.000 MHz VIC 1 640x480@60Hz 4:3 HorFreq: 31469 Hz Clock: 25.175 MHz VIC 6 1440x480i@60Hz 4:3 HorFreq: 15734 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 21 1440x576i@50Hz 4:3 HorFreq: 15625 Hz Clock: 27.000 MHz VIC 19 1280x720@50Hz 16:9 HorFreq: 37500 Hz Clock: 74.250 MHz VIC 20 1920x1080i@50Hz 16:9 HorFreq: 28125 Hz Clock: 74.250 MHz VIC 31 1920x1080@50Hz 16:9 HorFreq: 56250 Hz Clock: 148.500 MHz VIC 32 1920x1080@24Hz 16:9 HorFreq: 27000 Hz Clock: 74.250 MHz Audio data block Linear PCM, max channels 2 Supported sample rates (kHz): 192 176.4 96 88.2 48 44.1 32 Supported sample sizes (bits): 24 20 16 Speaker allocation data block Speaker map: FL/FR - Front Left/Right Underscans PC formats by default Basic audio support Supports YCbCr 4:4:4 Supports YCbCr 4:2:2 1 native detailed modes Detailed mode: Clock 148.500 MHz, 597 mm x 336 mm 1920 2008 2052 2200 hborder 0 1080 1082 1087 1125 vborder 0 +hsync +vsync VertFreq: 60 Hz, HorFreq: 67500 Hz Detailed mode: Clock 74.250 MHz, 597 mm x 336 mm 1920 2008 2052 2200 hborder 0 540 542 547 562 vborder 0 +hsync +vsync interlaced VertFreq: 60 Hz, HorFreq: 33750 Hz Detailed mode: Clock 74.250 MHz, 597 mm x 336 mm 1280 1390 1430 1650 hborder 0 720 725 730 750 vborder 0 +hsync +vsync VertFreq: 60 Hz, HorFreq: 45000 Hz Detailed mode: Clock 27.000 MHz, 597 mm x 336 mm 720 736 798 858 hborder 0 480 489 495 525 vborder 0 -hsync -vsync VertFreq: 59 Hz, HorFreq: 31468 Hz Checksum: 0x5d (valid) Warning: One or more of the timings is out of range of the Monitor Ranges: Vertical Freq: 24 - 75 Hz Horizontal Freq: 15625 - 88786 Hz Maximum Clock: 241.500 MHz EDID block does not conform at all! Both the serial number ... edid-decode "/sys/class/drm/card0-eDP-1/edid": EDID (hex): 00ffffffffffff004c83484c00000000 00160104902917780ac8959e57549226 0f505400000001010101010101010101 010101010101293680a070381f401810 250099e61000001a0000000000000000 0000000000000000001a000000fe0058 4a59374a80313834484c0a2000000000 00004101a30000000002010a202000f8 Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 04 basic params: 90 29 17 78 0a chroma info: c8 95 9e 57 54 92 26 0f 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: 29 36 80 a0 70 38 1f 40 18 10 25 00 99 e6 10 00 00 1a descriptor 2: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 1a descriptor 3: 00 00 00 fe 00 58 4a 59 37 4a 80 31 38 34 48 4c 0a 20 descriptor 4: 00 00 00 00 00 00 41 01 a3 00 00 00 00 02 01 0a 20 20 extensions: 00 checksum: f8 EDID version: 1.4 Manufacturer: SDC Model 4c48 Serial Number ... Made in year 2012 Digital display 6 bits per primary color channel Digital interface is not defined Maximum image size: 41 cm x 23 cm Gamma: 2.20 Supported color formats: RGB 4:4:4, YCrCb 4:4:4 First detailed timing includes the native pixel format and preferred refresh rate Display x,y Chromaticity: Red: 0.6201, 0.3398 Green: 0.3300, 0.5703 Blue: 0.1503, 0.0595 White: 0.3134, 0.3291 Established timings supported: Standard timings supported: Detailed mode: Clock 138.650 MHz, 409 mm x 230 mm 1920 1944 1960 2080 hborder 0 1080 1082 1087 1111 vborder 0 +hsync -vsync VertFreq: 59 Hz, HorFreq: 66658 Hz Manufacturer-specified data, tag 0 ASCII string: XJY7J Manufacturer-specified data, tag 0 Checksum: 0xf8 (valid) EDID block does NOT conform to EDID 1.4! Missing name descriptor Missing monitor ranges Detailed block string not properly terminated