edid-decode "/sys/class/drm/card0-HDMI-A-2/edid": EDID (hex): 00ffffffffffff0004728f0430b20073 1e1b0103803c22780eee91a3544c9926 0f505421080001010101010101010101 010101010101565e00a0a0a029503020 350055502100001a000000ff00543454 4545303032383530320a000000fd0018 3c1e8c1e010a202020202020000000fc 00584232373148550a202020202001fc 02031ac147901f041303120123090701 8301000065030c001000000000000000 00000000000000000000000000000000 00000000000000000000000000000000 00000000000000000000000000000000 00000000000000000000000000000000 00000000000000000000000000000000 000000000000000000000000000000c1 Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 03 basic params: 80 3c 22 78 0e chroma info: ee 91 a3 54 4c 99 26 0f 50 54 established: 21 08 00 standard: 01 01 01 01 01 01 01 01 01 01 01 01 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 54 34 54 45 45 30 30 32 38 35 30 32 0a descriptor 3: 00 00 00 fd 00 18 3c 1e 8c 1e 01 0a 20 20 20 20 20 20 descriptor 4: 00 00 00 fc 00 58 42 32 37 31 48 55 0a 20 20 20 20 20 extensions: 01 checksum: fc EDID version: 1.3 Manufacturer: ACR Model 48f Serial Number ... Made in week 30 of 2017 Digital display Maximum image size: 60 cm x 34 cm Gamma: 2.20 RGB color display Default (sRGB) color space is primary color space First detailed timing is preferred timing Display x,y Chromaticity: Red: 0.6396, 0.3300 Green: 0.2998, 0.5996 Blue: 0.1503, 0.0595 White: 0.3125, 0.3291 Established timings supported: 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: 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 ranges (bare limits): 24-60Hz V, 30-140kHz H, max dotclock 300MHz Monitor name: XB271HU Has 1 extension blocks Checksum: 0xfc (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 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 VIC 1 640x480@60Hz 4:3 HorFreq: 31469 Hz Clock: 25.175 MHz Audio data block Linear PCM, max channels 2 Supported sample rates (kHz): 48 44.1 32 Supported sample sizes (bits): 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 Underscans PC formats by default Basic audio support 1 native detailed modes Checksum: 0xc1 (valid) EDID block does not conform at all! Both the serial number ... Detailed blocks filled with garbage Range descriptor contains garbage