edid-decode "/sys/class/drm/card0-DVI-D-1/edid": EDID (hex): 00ffffffffffff00410c504620026086 0010010380291f780a3183a1554a9524 174a4dbfc00031d93119010101010101 010101010101d80980a020e02d101060 a200983211000018000000fd002f4b1f 2f050000000000000000000000fc0050 484c20323022535647415456000000ff 00000000000000000000000000000117 0203080143010291d60980a020e02d10 08602200128e210808188c0ad08a20e0 2d10103e9600138e210000188c0ad090 204031200c405500138e210000180000 00000000000000000000000000000000 00000000000000000000000000000000 00000000000000000000000000000000 0000000000000000000000000000005f Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 03 basic params: 80 29 1f 78 0a chroma info: 31 83 a1 55 4a 95 24 17 4a 4d established: bf c0 00 standard: 31 d9 31 19 01 01 01 01 01 01 01 01 01 01 01 01 descriptor 1: d8 09 80 a0 20 e0 2d 10 10 60 a2 00 98 32 11 00 00 18 descriptor 2: 00 00 00 fd 00 2f 4b 1f 2f 05 00 00 00 00 00 00 00 00 descriptor 3: 00 00 00 fc 00 50 48 4c 20 32 30 22 53 56 47 41 54 56 descriptor 4: 00 00 00 ff 00 00 00 00 00 00 00 00 00 00 00 00 00 00 extensions: 01 checksum: 17 EDID version: 1.3 Manufacturer: PHL Model 4650 Serial Number ... Made in year 2006 Digital display Maximum image size: 41 cm x 31 cm Gamma: 2.20 RGB color display First detailed timing is preferred timing Display x,y Chromaticity: Red: 0.6289, 0.3349 Green: 0.2890, 0.5830 Blue: 0.1425, 0.0898 White: 0.2890, 0.3037 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@72Hz 4:3 HorFreq: 37900 Hz Clock: 31.500 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 Standard timings supported: 640x360@85Hz 16:9 640x400@85Hz 16:10 HorFreq: 37900 Hz Clock: 31.500 MHz Detailed mode: Clock 25.200 MHz, 408 mm x 306 mm 640 656 752 800 hborder 0 480 490 492 525 vborder 0 -hsync -vsync VertFreq: 60 Hz, HorFreq: 31500 Hz Monitor ranges (GTF): 47-75Hz V, 31-47kHz H, max dotclock 50MHz Serial number: ... Checksum: 0x17 (valid) CTA extension block Extension version: 3 4 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 17 720x576@50Hz 4:3 (native) HorFreq: 31250 Hz Clock: 27.000 MHz 1 native detailed modes Detailed mode: Clock 25.180 MHz, 530 mm x 398 mm 640 648 744 800 hborder 8 480 482 484 525 vborder 8 -hsync -vsync VertFreq: 59 Hz, HorFreq: 31475 Hz Detailed mode: Clock 27.000 MHz, 531 mm x 398 mm 720 736 798 858 hborder 0 480 489 495 525 vborder 0 -hsync -vsync VertFreq: 59 Hz, HorFreq: 31468 Hz Detailed mode: Clock 27.000 MHz, 531 mm x 398 mm 720 732 796 864 hborder 0 576 581 586 625 vborder 0 -hsync -vsync VertFreq: 50 Hz, HorFreq: 31250 Hz Checksum: 0x5f (valid) EDID block does NOT conform to EDID 1.3! Name descriptor not terminated with a newline Detailed block string not properly terminated One or more of the timings is out of range of the Monitor Ranges: Vertical Freq: 50 - 85 Hz Horizontal Freq: 31250 - 48100 Hz Maximum Clock: 50.000 MHz EDID block does not conform at all! Both the serial number ... edid-decode "/sys/class/drm/card0-VGA-1/edid": EDID (hex): 00ffffffffffff0038a3596601010101 0a0f010308221b78eacedda3554b9924 174f55bfef80714f8180010101010101 010101010101302a009851002a403070 1300520e1100001e000000fd00384b1f 510e000a202020202020000000fc004c 43443732564d0a2020202020000000ff 0035333139383134344e420a2020008b Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 03 basic params: 08 22 1b 78 ea chroma info: ce dd a3 55 4b 99 24 17 4f 55 established: bf ef 80 standard: 71 4f 81 80 01 01 01 01 01 01 01 01 01 01 01 01 descriptor 1: 30 2a 00 98 51 00 2a 40 30 70 13 00 52 0e 11 00 00 1e descriptor 2: 00 00 00 fd 00 38 4b 1f 51 0e 00 0a 20 20 20 20 20 20 descriptor 3: 00 00 00 fc 00 4c 43 44 37 32 56 4d 0a 20 20 20 20 20 descriptor 4: 00 00 00 ff 00 35 33 31 39 38 31 34 34 4e 42 0a 20 20 extensions: 00 checksum: 8b EDID version: 1.3 Manufacturer: NEC Model 6659 Serial Number ... Analog display, Input voltage level: 0.7/0.3 V Sync: Separate Maximum image size: 34 cm x 27 cm Gamma: 2.20 DPMS levels: Standby Suspend Off RGB color display First detailed timing is preferred timing Display x,y Chromaticity: Red: 0.6396, 0.3320 Green: 0.2958, 0.5996 Blue: 0.1435, 0.0908 White: 0.3115, 0.3330 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@72Hz 4:3 HorFreq: 37900 Hz Clock: 31.500 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 1152x870@75Hz 192:145 HorFreq: 67500 Hz Clock: 108.000 MHz Standard timings supported: 1152x864@75Hz 4:3 HorFreq: 67500 Hz Clock: 108.000 MHz 1280x1024@60Hz 5:4 HorFreq: 64000 Hz Clock: 108.000 MHz Detailed mode: Clock 108.000 MHz, 338 mm x 270 mm 1280 1328 1440 1688 hborder 0 1024 1025 1028 1066 vborder 0 +hsync +vsync VertFreq: 60 Hz, HorFreq: 63981 Hz Monitor ranges (GTF): 56-75Hz V, 31-81kHz H, max dotclock 140MHz Monitor name: LCD72VM Serial number: ... Checksum: 0x8b (valid) EDID block does not conform at all! Bad year of manufacture