edid-decode "/sys/class/drm/card0-DP-4/edid": EDID (hex): 00ffffffffffff004c2d420e51475230 141b0103813c22782a2ac5ae5046a926 125054bfef8081c0810081809500a9c0 b300714f0101023a801871382d40582c 450056512100001e000000fd00324b1e 5111000a202020202020000000fc0043 3237464737780a2020202020000000ff 004854484a3530323439310a202001bb 02031bf146901f041303122309070783 01000067030c0010008022011d007251 d01e206e28550056512100001e8c0ad0 8a20e02d10103e960056512100001802 3a801871382d40582c45005651210000 1e000000000000000000000000000000 00000000000000000000000000000000 0000000000000000000000000000009e Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 03 basic params: 81 3c 22 78 2a chroma info: 2a c5 ae 50 46 a9 26 12 50 54 established: bf ef 80 standard: 81 c0 81 00 81 80 95 00 a9 c0 b3 00 71 4f 01 01 descriptor 1: 02 3a 80 18 71 38 2d 40 58 2c 45 00 56 51 21 00 00 1e descriptor 2: 00 00 00 fd 00 32 4b 1e 51 11 00 0a 20 20 20 20 20 20 descriptor 3: 00 00 00 fc 00 43 32 37 46 47 37 78 0a 20 20 20 20 20 descriptor 4: 00 00 00 ff 00 48 54 48 4a 35 30 32 34 39 31 0a 20 20 extensions: 01 checksum: bb EDID version: 1.3 Manufacturer: SAM Model e42 Serial Number ... Made in week 20 of 2017 Digital display DFP 1.x compatible TMDS 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: 0.6796, 0.3144 Green: 0.2753, 0.6621 Blue: 0.1513, 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: 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 1680x1050@60Hz 16:10 HorFreq: 64700 Hz Clock: 119.000 MHz 1152x864@75Hz 4:3 HorFreq: 67500 Hz Clock: 108.000 MHz Detailed mode: Clock 148.500 MHz, 598 mm x 337 mm 1920 2008 2052 2200 hborder 0 1080 1084 1089 1125 vborder 0 +hsync +vsync VertFreq: 60 Hz, HorFreq: 67500 Hz Monitor ranges (GTF): 50-75Hz V, 30-81kHz H, max dotclock 170MHz Monitor name: C27FG7x Serial number: ... Has 1 extension blocks Checksum: 0xbb (valid) CTA extension block Extension version: 3 23 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 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 18 720x576@50Hz 16:9 HorFreq: 31250 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 Maximum TMDS clock: 170MHz 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 337 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, 598 mm x 337 mm 720 736 798 858 hborder 0 480 489 495 525 vborder 0 -hsync -vsync VertFreq: 59 Hz, HorFreq: 31468 Hz Detailed mode: Clock 148.500 MHz, 598 mm x 337 mm 1920 2008 2052 2200 hborder 0 1080 1084 1089 1125 vborder 0 +hsync +vsync VertFreq: 60 Hz, HorFreq: 67500 Hz Checksum: 0x9e (valid) EDID block does not conform at all! Both the serial number ... edid-decode "/sys/class/drm/card0-eDP-1/edid": EDID (hex): 00ffffffffffff0034a9a29600000000 ff190104a51f1178026b65a4514b9b27 0f505400000001010101010101010101 0101010101019a6400f0a0a05d505820 c50435ad1000001e976400f0a0a0dc51 5820c50435ad1000001e000000fd002e 3e595e1a010a202020202020000000fe 005656583134543035384a30300a000a Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 04 basic params: a5 1f 11 78 02 chroma info: 6b 65 a4 51 4b 9b 27 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: 9a 64 00 f0 a0 a0 5d 50 58 20 c5 04 35 ad 10 00 00 1e descriptor 2: 97 64 00 f0 a0 a0 dc 51 58 20 c5 04 35 ad 10 00 00 1e descriptor 3: 00 00 00 fd 00 2e 3e 59 5e 1a 01 0a 20 20 20 20 20 20 descriptor 4: 00 00 00 fe 00 56 56 58 31 34 54 30 35 38 4a 30 30 0a extensions: 00 checksum: 0a EDID version: 1.4 Manufacturer: MEI Model 96a2 Serial Number ... Model year 2015 Digital display 8 bits per primary color channel DisplayPort interface Maximum image size: 31 cm x 17 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: 0.6416, 0.3183 Green: 0.2949, 0.6083 Blue: 0.1533, 0.0605 White: 0.3134, 0.3291 Established timings supported: Standard timings supported: Detailed mode: Clock 257.540 MHz, 309 mm x 173 mm 2560 2648 2680 2800 hborder 0 1440 1468 1473 1533 vborder 0 +hsync +vsync VertFreq: 59 Hz, HorFreq: 91978 Hz Detailed mode: Clock 257.510 MHz, 309 mm x 173 mm 2560 2648 2680 2800 hborder 0 1440 1468 1473 1916 vborder 0 +hsync +vsync VertFreq: 47 Hz, HorFreq: 91967 Hz Monitor ranges (bare limits): 46-62Hz V, 89-94kHz H, max dotclock 260MHz ASCII string: VVX14T058J00 Checksum: 0xa (valid) EDID block does NOT conform to EDID 1.4! Missing name descriptor