edid-decode "/sys/class/drm/card0-DP-3/edid": EDID (hex): 00ffffffffffff00220e5b3401010101 2a1d0104a5301b783ae0f5a55552a027 0c5054a10800d1c081c0a9c0b3009500 810081800101023a801871382d40582c 4500dc0c1100001e000000fd00323c1e 5011010a202020202020000000fc0048 5020453232330a2020202020000000ff 00434e43393432324831380a202000b5 Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 04 basic params: a5 30 1b 78 3a chroma info: e0 f5 a5 55 52 a0 27 0c 50 54 established: a1 08 00 standard: d1 c0 81 c0 a9 c0 b3 00 95 00 81 00 81 80 01 01 descriptor 1: 02 3a 80 18 71 38 2d 40 58 2c 45 00 dc 0c 11 00 00 1e descriptor 2: 00 00 00 fd 00 32 3c 1e 50 11 01 0a 20 20 20 20 20 20 descriptor 3: 00 00 00 fc 00 48 50 20 45 32 32 33 0a 20 20 20 20 20 descriptor 4: 00 00 00 ff 00 43 4e 43 39 34 32 32 48 31 38 0a 20 20 extensions: 00 checksum: b5 EDID version: 1.4 Manufacturer: HPN Model 345b Serial Number ... Made in week 42 of 2019 Digital display 8 bits per primary color channel DisplayPort interface Maximum image size: 48 cm x 27 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: 0.6474, 0.3339 Green: 0.3203, 0.6250 Blue: 0.1552, 0.0498 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 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: 1920x1080@60Hz 16:9 1280x720@60Hz 16:9 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 1280x800@60Hz 16:10 1280x1024@60Hz 5:4 HorFreq: 64000 Hz Clock: 108.000 MHz Detailed mode: Clock 148.500 MHz, 476 mm x 268 mm 1920 2008 2052 2200 hborder 0 1080 1084 1089 1125 vborder 0 +hsync +vsync VertFreq: 60 Hz, HorFreq: 67500 Hz Monitor ranges (bare limits): 50-60Hz V, 30-80kHz H, max dotclock 170MHz Monitor name: HP E223 Serial number: ... Checksum: 0xb5 (valid) Warning: One or more of the timings is out of range of the Monitor Ranges: Vertical Freq: 60 - 70 Hz Horizontal Freq: 31469 - 67500 Hz Maximum Clock: 148.500 MHz