edid-decode "/sys/class/drm/card0-VGA-1/edid": EDID (hex): 00ffffffffffff00220e423501000000 111e010368301b782a1520a756529c27 0f5054a10800d1c0a9c081c0b3009500 810081800101023a801871382d40582c 4500dc0b1100001e000000fd00323c1e 5011000a202020202020000000fc0048 5020323266770a2020202020000000ff 0033434d303137303731520a20200082 Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 03 basic params: 68 30 1b 78 2a chroma info: 15 20 a7 56 52 9c 27 0f 50 54 established: a1 08 00 standard: d1 c0 a9 c0 81 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 0b 11 00 00 1e descriptor 2: 00 00 00 fd 00 32 3c 1e 50 11 00 0a 20 20 20 20 20 20 descriptor 3: 00 00 00 fc 00 48 50 20 32 32 66 77 0a 20 20 20 20 20 descriptor 4: 00 00 00 ff 00 33 43 4d 30 31 37 30 37 31 52 0a 20 20 extensions: 00 checksum: 82 EDID version: 1.3 Manufacturer: HPN Model 3542 Serial Number ... Made in week 17 of 2020 Analog display, Input voltage level: 0.7/0.7 V Sync: Separate Maximum image size: 48 cm x 27 cm Gamma: 2.20 DPMS levels: Off RGB color display First detailed timing is preferred timing Display x,y Chromaticity: Red: 0.6523, 0.3369 Green: 0.3212, 0.6103 Blue: 0.1523, 0.0605 White: 0.3125, 0.3281 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 1600x900@60Hz 16:9 1280x720@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 267 mm 1920 2008 2052 2200 hborder 0 1080 1084 1089 1125 vborder 0 +hsync +vsync VertFreq: 60 Hz, HorFreq: 67500 Hz Monitor ranges (GTF): 50-60Hz V, 30-80kHz H, max dotclock 170MHz Monitor name: HP 22fw Serial number: ... Checksum: 0x82 (valid) 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