edid-decode "/sys/class/drm/card0-HDMI-A-1/edid": EDID (hex): 00ffffffffffff004c2d320d434a5843 091f0103803c22782a5295a556549d25 0e5054bb8c00b30081c0810081809500 a9c001010101023a801871382d40582c 450056502100001e000000fd0032481e 5111000a202020202020000000fc0043 3237463339300a2020202020000000ff 0048345a523330303734370a202001dd 02031af14690041f1312032309070783 01000066030c00100080011d00bc52d0 1e20b828554056502100001e8c0ad090 204031200c4055005650210000188c0a d08a20e02d10103e9600565021000018 00000000000000000000000000000000 00000000000000000000000000000000 00000000000000000000000000000061 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: 52 95 a5 56 54 9d 25 0e 50 54 established: bb 8c 00 standard: b3 00 81 c0 81 00 81 80 95 00 a9 c0 01 01 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 fd 00 32 48 1e 51 11 00 0a 20 20 20 20 20 20 descriptor 3: 00 00 00 fc 00 43 32 37 46 33 39 30 0a 20 20 20 20 20 descriptor 4: 00 00 00 ff 00 48 34 5a 52 33 30 30 37 34 37 0a 20 20 extensions: 01 checksum: dd EDID version: 1.3 Manufacturer: SAM Model d32 Serial Number ... Made in week 9 of 2021 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: 0.6455, 0.3369 Green: 0.3281, 0.6152 Blue: 0.1464, 0.0556 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@72Hz 4:3 HorFreq: 37900 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 1024x768@60Hz 4:3 HorFreq: 48400 Hz Clock: 65.000 MHz 1024x768@70Hz 4:3 HorFreq: 56500 Hz Clock: 75.000 MHz Standard timings supported: 1680x1050@60Hz 16:10 HorFreq: 64700 Hz Clock: 119.000 MHz 1280x720@60Hz 16:9 1280x800@60Hz 16:10 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 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 Monitor ranges (GTF): 50-72Hz V, 30-81kHz H, max dotclock 170MHz Monitor name: C27F390 Serial number: ... Has 1 extension blocks Checksum: 0xdd (valid) CTA extension block Extension version: 3 22 bytes of CTA data Video data block VIC 16 1920x1080@60Hz 16:9 (native) HorFreq: 67500 Hz Clock: 148.500 MHz VIC 4 1280x720@60Hz 16:9 HorFreq: 45000 Hz Clock: 74.250 MHz VIC 31 1920x1080@50Hz 16:9 HorFreq: 56250 Hz Clock: 148.500 MHz VIC 19 1280x720@50Hz 16:9 HorFreq: 37500 Hz Clock: 74.250 MHz VIC 18 720x576@50Hz 16:9 HorFreq: 31250 Hz Clock: 27.000 MHz VIC 3 720x480@60Hz 16:9 HorFreq: 31469 Hz Clock: 27.000 MHz Audio data block Linear PCM, max channels 2 Supported sample rates (kHz): 48 44.1 32 Supported sample sizes (bits): 24 20 16 Speaker allocation data block Speaker map: FL/FR - Front Left/Right Vendor-specific data block, OUI 000c03 (HDMI) Source physical address 1.0.0.0 Supports_AI 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 74.250 MHz, 598 mm x 336 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, 598 mm x 336 mm 720 732 796 864 hborder 0 576 581 586 625 vborder 0 -hsync -vsync VertFreq: 50 Hz, HorFreq: 31250 Hz Detailed mode: Clock 27.000 MHz, 598 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: 0x61 (valid) EDID block does not conform at all! Both the serial number ... edid-decode "/sys/class/drm/card0-VGA-1/edid": EDID (hex): 00ffffffffffff005f341311b91b3201 2e100103682b1a782ac905a3574b9c25 125054bfef80714f81c081cf814f8180 950f010101019a29a0d0518422305098 36009a001100001c000000ff00595331 3131330a0a0a0a0a0a0a000000100084 2230509836009a001100001c000000fc 004d4e542d414e414c4f4731395700e9 Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 03 basic params: 68 2b 1a 78 2a chroma info: c9 05 a3 57 4b 9c 25 12 50 54 established: bf ef 80 standard: 71 4f 81 c0 81 cf 81 4f 81 80 95 0f 01 01 01 01 descriptor 1: 9a 29 a0 d0 51 84 22 30 50 98 36 00 9a 00 11 00 00 1c descriptor 2: 00 00 00 ff 00 59 53 31 31 31 33 0a 0a 0a 0a 0a 0a 0a descriptor 3: 00 00 00 10 00 84 22 30 50 98 36 00 9a 00 11 00 00 1c descriptor 4: 00 00 00 fc 00 4d 4e 54 2d 41 4e 41 4c 4f 47 31 39 57 extensions: 00 checksum: e9 EDID version: 1.3 Manufacturer: WYT Model 1113 Serial Number ... Made in week 46 of 2006 Analog display, Input voltage level: 0.7/0.7 V Sync: Separate Maximum image size: 43 cm x 26 cm Gamma: 2.20 DPMS levels: Off RGB color display First detailed timing is preferred timing Display x,y Chromaticity: Red: 0.6396, 0.3398 Green: 0.2949, 0.6103 Blue: 0.1445, 0.0703 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@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 1280x720@60Hz 16:9 1280x720@75Hz 16:9 1280x960@75Hz 4:3 1280x1024@60Hz 5:4 HorFreq: 64000 Hz Clock: 108.000 MHz 1440x900@75Hz 16:10 HorFreq: 82300 Hz Clock: 156.000 MHz Detailed mode: Clock 106.500 MHz, 410 mm x 256 mm 1440 1520 1672 1904 hborder 0 900 903 909 934 vborder 0 -hsync +vsync VertFreq: 59 Hz, HorFreq: 55934 Hz Serial number: ... Dummy block Checksum: 0xe9 (valid) EDID block does NOT conform to EDID 1.3! Name descriptor not terminated with a newline Missing monitor ranges Detailed block string not properly terminated EDID block does not conform at all! Dummy block filled with garbage