edid-decode "/sys/class/drm/card0-DP-3/edid": EDID (hex): 00ffffffffffff004c2d151046475743 31390104b53f24783ac8b5ad50449e25 0f5054bfef80714f810081c08180a9c0 b300950001014dd000a0f0703e803020 350078682100001a000000fd001e4b1e 873c000a202020202020000000fc004c 5532385235350a2020202020000000ff 0048345a4d4330313335300a202001ce 02031cf0475f101f0413031223090707 83010000e305c000e3060501023a8018 71382d40582c450078682100001e565e 00a0a0a029503020350078682100001a 04740030f2705a80b0588a0078682100 001e0000000000000000000000000000 00000000000000000000000000000000 00000000000000000000000000000085 Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 04 basic params: b5 3f 24 78 3a chroma info: c8 b5 ad 50 44 9e 25 0f 50 54 established: bf ef 80 standard: 71 4f 81 00 81 c0 81 80 a9 c0 b3 00 95 00 01 01 descriptor 1: 4d d0 00 a0 f0 70 3e 80 30 20 35 00 78 68 21 00 00 1a descriptor 2: 00 00 00 fd 00 1e 4b 1e 87 3c 00 0a 20 20 20 20 20 20 descriptor 3: 00 00 00 fc 00 4c 55 32 38 52 35 35 0a 20 20 20 20 20 descriptor 4: 00 00 00 ff 00 48 34 5a 4d 43 30 31 33 35 30 0a 20 20 extensions: 01 checksum: ce EDID version: 1.4 Manufacturer: SAM Model 1015 Serial Number ... Digital display 10 bits per primary color channel DisplayPort interface Maximum image size: 63 cm x 36 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: 0.6787, 0.3125 Green: 0.2675, 0.6171 Blue: 0.1464, 0.0615 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 1280x800@60Hz 16:10 1280x720@60Hz 16:9 1280x1024@60Hz 5:4 HorFreq: 64000 Hz Clock: 108.000 MHz 1600x900@60Hz 16:9 1680x1050@60Hz 16:10 HorFreq: 64700 Hz Clock: 119.000 MHz 1440x900@60Hz 16:10 HorFreq: 55500 Hz Clock: 88.750 MHz Detailed mode: Clock 533.250 MHz, 632 mm x 360 mm 3840 3888 3920 4000 hborder 0 2160 2163 2168 2222 vborder 0 +hsync -vsync VertFreq: 59 Hz, HorFreq: 133312 Hz Monitor ranges (GTF): 30-75Hz V, 30-135kHz H, max dotclock 600MHz Monitor name: LU28R55 Serial number: ... Has 1 extension blocks Checksum: 0xce (valid) CTA extension block Extension version: 3 24 bytes of CTA data Video data block VIC 95 3840x2160@30Hz 16:9 HorFreq: 67500 Hz Clock: 297.000 MHz VIC 16 1920x1080@60Hz 16:9 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 Extended tag: Colorimetry data block BT2020YCC BT2020RGB Extended tag: HDR static metadata data block Electro optical transfer functions: Traditional gamma - SDR luminance range SMPTE ST2084 Supported static metadata descriptors: Static metadata type 1 Underscans PC formats by default Basic audio support Supports YCbCr 4:4:4 Supports YCbCr 4:2:2 0 native detailed modes Detailed mode: Clock 148.500 MHz, 632 mm x 360 mm 1920 2008 2052 2200 hborder 0 1080 1084 1089 1125 vborder 0 +hsync +vsync VertFreq: 60 Hz, HorFreq: 67500 Hz Detailed mode: Clock 241.500 MHz, 632 mm x 360 mm 2560 2608 2640 2720 hborder 0 1440 1443 1448 1481 vborder 0 +hsync -vsync VertFreq: 59 Hz, HorFreq: 88786 Hz Detailed mode: Clock 297.000 MHz, 632 mm x 360 mm 3840 4016 4104 4400 hborder 0 2160 2168 2178 2250 vborder 0 +hsync +vsync VertFreq: 30 Hz, HorFreq: 67500 Hz Checksum: 0x85 (valid) EDID block does not conform at all! Bad year of manufacture Both the serial number ...