bernie@goreboot:~% edid-decode /sys/class/drm/card0/card0-HDMI-A-1/edid edid-decode (hex): 00 ff ff ff ff ff ff 00 4c 2d 16 70 00 0e 00 01 01 1e 01 03 80 5f 36 78 0a a8 33 ab 50 45 a5 27 0d 48 48 bd ef 80 71 4f 81 c0 81 00 81 80 95 00 a9 c0 b3 00 d1 c0 04 74 00 30 f2 70 5a 80 b0 58 8a 00 50 1d 74 00 00 1e 56 5e 00 a0 a0 a0 29 50 30 20 35 00 50 1d 74 00 00 1a 00 00 00 fd 00 18 4b 0f 51 1e 00 0a 20 20 20 20 20 20 00 00 00 fc 00 53 41 4d 53 55 4e 47 0a 20 20 20 20 20 01 5a 02 03 4e f0 52 5f 10 1f 04 13 05 14 20 21 22 5d 5e 62 64 07 16 03 12 2c 09 07 07 15 07 50 57 07 00 67 54 00 83 01 00 00 e2 00 4f e3 05 03 01 6e 03 0c 00 10 00 b8 3c 20 00 80 01 02 03 04 e3 06 0d 01 e5 0e 60 61 65 66 e5 01 8b 84 90 01 02 3a 80 18 71 38 2d 40 58 2c 45 00 50 1d 74 00 00 1e 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 55 ---------------- Block 0, Base EDID: EDID Structure Version & Revision: 1.3 Vendor & Product Identification: Manufacturer: SAM Model: 28694 Serial Number: 16780800 Made in: week 1 of 2020 Basic Display Parameters & Features: Digital display Maximum image size: 95 cm x 54 cm Gamma: 2.20 RGB color display First detailed timing is the preferred timing Color Characteristics: Red : 0.6699, 0.3144 Green: 0.2714, 0.6445 Blue : 0.1523, 0.0537 White: 0.2812, 0.2841 Established Timings I & II: IBM : 720x400 70.082 Hz 9:5 31.467 kHz 28.320 MHz DMT 0x04: 640x480 59.940 Hz 4:3 31.469 kHz 25.175 MHz Apple : 640x480 66.667 Hz 4:3 35.000 kHz 30.240 MHz DMT 0x05: 640x480 72.809 Hz 4:3 37.861 kHz 31.500 MHz DMT 0x06: 640x480 75.000 Hz 4:3 37.500 kHz 31.500 MHz DMT 0x09: 800x600 60.317 Hz 4:3 37.879 kHz 40.000 MHz DMT 0x0a: 800x600 72.188 Hz 4:3 48.077 kHz 50.000 MHz DMT 0x0b: 800x600 75.000 Hz 4:3 46.875 kHz 49.500 MHz Apple : 832x624 74.551 Hz 4:3 49.726 kHz 57.284 MHz DMT 0x10: 1024x768 60.004 Hz 4:3 48.363 kHz 65.000 MHz DMT 0x11: 1024x768 70.069 Hz 4:3 56.476 kHz 75.000 MHz DMT 0x12: 1024x768 75.029 Hz 4:3 60.023 kHz 78.750 MHz DMT 0x24: 1280x1024 75.025 Hz 5:4 79.976 kHz 135.000 MHz Apple : 1152x870 75.062 Hz 192:145 68.681 kHz 100.000 MHz Standard Timings: DMT 0x15: 1152x864 75.000 Hz 4:3 67.500 kHz 108.000 MHz DMT 0x55: 1280x720 60.000 Hz 16:9 45.000 kHz 74.250 MHz DMT 0x1c: 1280x800 59.810 Hz 16:10 49.702 kHz 83.500 MHz DMT 0x23: 1280x1024 60.020 Hz 5:4 63.981 kHz 108.000 MHz DMT 0x2f: 1440x900 59.887 Hz 16:10 55.935 kHz 106.500 MHz DMT 0x53: 1600x900 60.000 Hz 16:9 60.000 kHz 108.000 MHz (RB) DMT 0x3a: 1680x1050 59.954 Hz 16:10 65.290 kHz 146.250 MHz DMT 0x52: 1920x1080 60.000 Hz 16:9 67.500 kHz 148.500 MHz Detailed Timing Descriptors: DTD 1: 3840x2160 30.000 Hz 16:9 67.500 kHz 297.000 MHz (1872 mm x 1053 mm) Hfront 176 Hsync 88 Hback 296 Hpol P Vfront 8 Vsync 10 Vback 72 Vpol P DTD 2: 2560x1440 59.951 Hz 16:9 88.787 kHz 241.500 MHz (1872 mm x 1053 mm) Hfront 48 Hsync 32 Hback 80 Hpol P Vfront 3 Vsync 5 Vback 33 Vpol N Display Range Limits: Monitor ranges (GTF): 24-75 Hz V, 15-81 kHz H, max dotclock 300 MHz Display Product Name: 'SAMSUNG' Extension blocks: 1 Checksum: 0x5a ---------------- Block 1, CTA-861 Extension Block: Revision: 3 Underscans PC formats by default Basic audio support Supports YCbCr 4:4:4 Supports YCbCr 4:2:2 Native detailed modes: 0 Video Data Block: VIC 95: 3840x2160 30.000 Hz 16:9 67.500 kHz 297.000 MHz VIC 16: 1920x1080 60.000 Hz 16:9 67.500 kHz 148.500 MHz VIC 31: 1920x1080 50.000 Hz 16:9 56.250 kHz 148.500 MHz VIC 4: 1280x720 60.000 Hz 16:9 45.000 kHz 74.250 MHz VIC 19: 1280x720 50.000 Hz 16:9 37.500 kHz 74.250 MHz VIC 5: 1920x1080i 60.000 Hz 16:9 33.750 kHz 74.250 MHz VIC 20: 1920x1080i 50.000 Hz 16:9 28.125 kHz 74.250 MHz VIC 32: 1920x1080 24.000 Hz 16:9 27.000 kHz 74.250 MHz VIC 33: 1920x1080 25.000 Hz 16:9 28.125 kHz 74.250 MHz VIC 34: 1920x1080 30.000 Hz 16:9 33.750 kHz 74.250 MHz VIC 93: 3840x2160 24.000 Hz 16:9 54.000 kHz 297.000 MHz VIC 94: 3840x2160 25.000 Hz 16:9 56.250 kHz 297.000 MHz VIC 98: 4096x2160 24.000 Hz 256:135 54.000 kHz 297.000 MHz VIC 100: 4096x2160 30.000 Hz 256:135 67.500 kHz 297.000 MHz VIC 7: 1440x480i 59.940 Hz 16:9 15.734 kHz 27.000 MHz VIC 22: 1440x576i 50.000 Hz 16:9 15.625 kHz 27.000 MHz VIC 3: 720x480 59.940 Hz 16:9 31.469 kHz 27.000 MHz VIC 18: 720x576 50.000 Hz 16:9 31.250 kHz 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 AC-3: Max channels: 6 Supported sample rates (kHz): 48 44.1 32 Maximum bit rate: 640 kb/s Dolby Digital+: Max channels: 8 Supported sample rates (kHz): 48 44.1 32 MAT (MLP): Max channels: 8 Supported sample rates (kHz): 192 96 48 Speaker Allocation Data Block: FL/FR - Front Left/Right Video Capability Data Block: YCbCr quantization: No Data RGB quantization: Selectable (via AVI Q) PT scan behavior: No Data IT scan behavior: Always Overscanned CE scan behavior: Supports both over- and underscan Colorimetry Data Block: xvYCC601 xvYCC709 Vendor-Specific Data Block (HDMI), OUI 00-0C-03: Source physical address: 1.0.0.0 Supports_AI DC_36bit DC_30bit DC_Y444 Maximum TMDS clock: 300 MHz Extended HDMI video details: HDMI VICs: HDMI VIC 1: 3840x2160 30.000 Hz 16:9 67.500 kHz 297.000 MHz HDMI VIC 2: 3840x2160 25.000 Hz 16:9 56.250 kHz 297.000 MHz HDMI VIC 3: 3840x2160 24.000 Hz 16:9 54.000 kHz 297.000 MHz HDMI VIC 4: 4096x2160 24.000 Hz 256:135 54.000 kHz 297.000 MHz HDR Static Metadata Data Block: Electro optical transfer functions: Traditional gamma - SDR luminance range SMPTE ST2084 Hybrid Log-Gamma Supported static metadata descriptors: Static metadata type 1 YCbCr 4:2:0 Video Data Block: VIC 96: 3840x2160 50.000 Hz 16:9 56.250 kHz 297.000 MHz VIC 97: 3840x2160 60.000 Hz 16:9 67.500 kHz 297.000 MHz VIC 101: 4096x2160 50.000 Hz 256:135 56.250 kHz 297.000 MHz VIC 102: 4096x2160 60.000 Hz 256:135 67.500 kHz 297.000 MHz Vendor-Specific Video Data Block (HDR10+), OUI 90-84-8B: Application Version: 1 Detailed Timing Descriptors: DTD 3: 1920x1080 60.000 Hz 16:9 67.500 kHz 148.500 MHz (1872 mm x 1053 mm) Hfront 88 Hsync 44 Hback 148 Hpol P Vfront 4 Vsync 5 Vback 36 Vpol P Checksum: 0x55