edid-decode "/sys/class/drm/card0-DP-2/edid": EDID (hex): 00ffffffffffff0009d1067f45540000 1d160104a5351e783e48a0a654549f26 0d5054a56b803168317c4568457c8168 617c953c0101023a801871382d40582c 4500132a2100001e000000ff004d3743 3036353730534c300a20000000fd0038 781e8c21000a202020202020000000fc 0042656e5120584c32343230540a0120 02031cf14f0102030405060790111213 1415161f2309070783010000023a8018 71382d40582c4500132a2100001e866f 80a07038404030203500132a2100001e 011d007251d01e206e285500132a2100 001efe5b80a07038354030203500132a 21000018000000000000000000000000 0000000000000000000000000000004d Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 04 basic params: a5 35 1e 78 3e chroma info: 48 a0 a6 54 54 9f 26 0d 50 54 established: a5 6b 80 standard: 31 68 31 7c 45 68 45 7c 81 68 61 7c 95 3c 01 01 descriptor 1: 02 3a 80 18 71 38 2d 40 58 2c 45 00 13 2a 21 00 00 1e descriptor 2: 00 00 00 ff 00 4d 37 43 30 36 35 37 30 53 4c 30 0a 20 descriptor 3: 00 00 00 fd 00 38 78 1e 8c 21 00 0a 20 20 20 20 20 20 descriptor 4: 00 00 00 fc 00 42 65 6e 51 20 58 4c 32 34 32 30 54 0a extensions: 01 checksum: 20 EDID version: 1.4 Manufacturer: BNQ Model 7f06 Serial Number ... Made in week 29 of 2012 Digital display 8 bits per primary color channel DisplayPort interface Maximum image size: 53 cm x 30 cm Gamma: 2.20 DPMS levels: Off Supported color formats: RGB 4:4:4, YCrCb 4:4:4, YCrCb 4:2:2 Default (sRGB) color space is primary color space First detailed timing includes the native pixel format and preferred refresh rate Display x,y Chromaticity: Red: 0.6494, 0.3281 Green: 0.3300, 0.6210 Blue: 0.1503, 0.0527 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 640x480@75Hz 4:3 HorFreq: 37500 Hz Clock: 31.500 MHz 800x600@60Hz 4:3 HorFreq: 37900 Hz Clock: 40.000 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@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: 640x480@100Hz 4:3 640x480@120Hz 4:3 800x600@100Hz 4:3 800x600@120Hz 4:3 1280x960@100Hz 4:3 1024x768@120Hz 4:3 1440x900@120Hz 16:10 Detailed mode: Clock 148.500 MHz, 531 mm x 298 mm 1920 2008 2052 2200 hborder 0 1080 1084 1089 1125 vborder 0 +hsync +vsync VertFreq: 60 Hz, HorFreq: 67500 Hz Serial number: ... Monitor ranges (GTF): 56-120Hz V, 30-140kHz H, max dotclock 330MHz Monitor name: BenQ XL2420T Has 1 extension blocks Checksum: 0x20 (valid) CTA extension block Extension version: 3 24 bytes of CTA data Video data block VIC 1 640x480@60Hz 4:3 HorFreq: 31469 Hz Clock: 25.175 MHz VIC 2 720x480@60Hz 4:3 HorFreq: 31469 Hz Clock: 27.000 MHz VIC 3 720x480@60Hz 16:9 HorFreq: 31469 Hz Clock: 27.000 MHz VIC 4 1280x720@60Hz 16:9 HorFreq: 45000 Hz Clock: 74.250 MHz VIC 5 1920x1080i@60Hz 16:9 HorFreq: 33750 Hz Clock: 74.250 MHz VIC 6 1440x480i@60Hz 4:3 HorFreq: 15734 Hz Clock: 27.000 MHz VIC 7 1440x480i@60Hz 16:9 HorFreq: 15734 Hz Clock: 27.000 MHz VIC 16 1920x1080@60Hz 16:9 (native) HorFreq: 67500 Hz Clock: 148.500 MHz VIC 17 720x576@50Hz 4:3 HorFreq: 31250 Hz Clock: 27.000 MHz VIC 18 720x576@50Hz 16:9 HorFreq: 31250 Hz Clock: 27.000 MHz VIC 19 1280x720@50Hz 16:9 HorFreq: 37500 Hz Clock: 74.250 MHz VIC 20 1920x1080i@50Hz 16:9 HorFreq: 28125 Hz Clock: 74.250 MHz VIC 21 1440x576i@50Hz 4:3 HorFreq: 15625 Hz Clock: 27.000 MHz VIC 22 1440x576i@50Hz 16:9 HorFreq: 15625 Hz Clock: 27.000 MHz VIC 31 1920x1080@50Hz 16:9 HorFreq: 56250 Hz Clock: 148.500 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 Underscans PC formats by default Basic audio support Supports YCbCr 4:4:4 Supports YCbCr 4:2:2 1 native detailed modes Detailed mode: Clock 148.500 MHz, 531 mm x 298 mm 1920 2008 2052 2200 hborder 0 1080 1084 1089 1125 vborder 0 +hsync +vsync VertFreq: 60 Hz, HorFreq: 67500 Hz Detailed mode: Clock 285.500 MHz, 531 mm x 298 mm 1920 1968 2000 2080 hborder 0 1080 1083 1088 1144 vborder 0 +hsync +vsync VertFreq: 119 Hz, HorFreq: 137259 Hz Detailed mode: Clock 74.250 MHz, 531 mm x 298 mm 1280 1390 1430 1650 hborder 0 720 725 730 750 vborder 0 +hsync +vsync VertFreq: 60 Hz, HorFreq: 45000 Hz Detailed mode: Clock 235.500 MHz, 531 mm x 298 mm 1920 1968 2000 2080 hborder 0 1080 1083 1088 1133 vborder 0 -hsync -vsync VertFreq: 99 Hz, HorFreq: 113221 Hz Checksum: 0x4d (valid) EDID block does NOT conform to EDID 1.4! sRGB is signaled, but the chromaticities do not match Warning: One or more of the timings is out of range of the Monitor Ranges: Vertical Freq: 50 - 120 Hz Horizontal Freq: 15625 - 137259 Hz Maximum Clock: 285.500 MHz EDID block does not conform at all! Both the serial number ... edid-decode "/sys/class/drm/card0-eDP-1/edid": EDID (hex): 00ffffffffffff0006af9d4400000000 001c0104a5261678038915a4554ea028 0d505400000001010101010101010101 010101010101ce8f80b6703888403020 a5007ed7100000180000000f00000000 00000000000000000020000000fe0041 554f0a202020202020202020000000fe 004231373348414e30342e34200a0032 Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 04 basic params: a5 26 16 78 03 chroma info: 89 15 a4 55 4e a0 28 0d 50 54 established: 00 00 00 standard: 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 descriptor 1: ce 8f 80 b6 70 38 88 40 30 20 a5 00 7e d7 10 00 00 18 descriptor 2: 00 00 00 0f 00 00 00 00 00 00 00 00 00 00 00 00 00 20 descriptor 3: 00 00 00 fe 00 41 55 4f 0a 20 20 20 20 20 20 20 20 20 descriptor 4: 00 00 00 fe 00 42 31 37 33 48 41 4e 30 34 2e 34 20 0a extensions: 00 checksum: 32 EDID version: 1.4 Manufacturer: AUO Model 449d Serial Number ... Made in year 2018 Digital display 8 bits per primary color channel DisplayPort interface Maximum image size: 38 cm x 22 cm Gamma: 2.20 Supported color formats: RGB 4:4:4 First detailed timing includes the native pixel format and preferred refresh rate Display is continuous frequency Display x,y Chromaticity: Red: 0.6425, 0.3320 Green: 0.3066, 0.6259 Blue: 0.1562, 0.0517 White: 0.3134, 0.3291 Established timings supported: Standard timings supported: Detailed mode: Clock 368.140 MHz, 382 mm x 215 mm 1920 1968 2000 2102 hborder 0 1080 1090 1095 1216 vborder 0 -hsync -vsync VertFreq: 144 Hz, HorFreq: 175137 Hz Manufacturer-specified data, tag 15 ASCII string: AUO ASCII string: B173HAN04.4 Checksum: 0x32 (valid) EDID block does NOT conform to EDID 1.4! Missing name descriptor Missing monitor ranges