edid-decode "/sys/class/drm/card0-DP-4/edid": EDID (hex): 00ffffffffffff0010ac4e404d503631 2a130103802f1e78eeee95a3544c9926 0f5054a54b00714f8180b30001010101 0101010101017c2e90a0601a1e403020 3600da281100001a000000ff00553931 394b3941453136504d0a000000fc0044 454c4c2050323231300a2020000000fd 00384b1e5310000a20202020202000c3 Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 03 basic params: 80 2f 1e 78 ee chroma info: ee 95 a3 54 4c 99 26 0f 50 54 established: a5 4b 00 standard: 71 4f 81 80 b3 00 01 01 01 01 01 01 01 01 01 01 descriptor 1: 7c 2e 90 a0 60 1a 1e 40 30 20 36 00 da 28 11 00 00 1a descriptor 2: 00 00 00 ff 00 55 39 31 39 4b 39 41 45 31 36 50 4d 0a descriptor 3: 00 00 00 fc 00 44 45 4c 4c 20 50 32 32 31 30 0a 20 20 descriptor 4: 00 00 00 fd 00 38 4b 1e 53 10 00 0a 20 20 20 20 20 20 extensions: 00 checksum: c3 EDID version: 1.3 Manufacturer: DEL Model 404e Serial Number ... Made in week 42 of 2009 Digital display Maximum image size: 47 cm x 30 cm Gamma: 2.20 DPMS levels: Standby Suspend Off RGB color display Default (sRGB) color space is primary color space First detailed timing is preferred timing Display x,y Chromaticity: Red: 0.6396, 0.3300 Green: 0.2998, 0.5996 Blue: 0.1503, 0.0595 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@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 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 Standard timings supported: 1152x864@75Hz 4:3 HorFreq: 67500 Hz Clock: 108.000 MHz 1280x1024@60Hz 5:4 HorFreq: 64000 Hz Clock: 108.000 MHz 1680x1050@60Hz 16:10 HorFreq: 64700 Hz Clock: 119.000 MHz Detailed mode: Clock 119.000 MHz, 474 mm x 296 mm 1680 1728 1760 1840 hborder 0 1050 1053 1059 1080 vborder 0 +hsync -vsync VertFreq: 59 Hz, HorFreq: 64673 Hz Serial number: ... Monitor name: DELL P2210 Monitor ranges (GTF): 56-75Hz V, 30-83kHz H, max dotclock 160MHz Checksum: 0xc3 (valid) EDID block does NOT conform to EDID 1.3! sRGB is signaled, but the chromaticities do not match edid-decode "/sys/class/drm/card0-eDP-1/edid": EDID (hex): 00ffffffffffff0009e5bb0700000000 121c0104951f1178021880975c5b9229 20505400000001010101010101010101 010101010101393780de703814403020 360035ad1000001a2d2c80de70381440 3020360035ad1000001a000000fe0048 4e34544d804e5631344e344600000000 0000412196001000000a010a202000b7 Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 04 basic params: 95 1f 11 78 02 chroma info: 18 80 97 5c 5b 92 29 20 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: 39 37 80 de 70 38 14 40 30 20 36 00 35 ad 10 00 00 1a descriptor 2: 2d 2c 80 de 70 38 14 40 30 20 36 00 35 ad 10 00 00 1a descriptor 3: 00 00 00 fe 00 48 4e 34 54 4d 80 4e 56 31 34 4e 34 46 descriptor 4: 00 00 00 00 00 00 41 21 96 00 10 00 00 0a 01 0a 20 20 extensions: 00 checksum: b7 EDID version: 1.4 Manufacturer: BOE Model 7bb Serial Number ... Made in week 18 of 2018 Digital display 6 bits per primary color channel DisplayPort interface Maximum image size: 31 cm x 17 cm Gamma: 2.20 Supported color formats: RGB 4:4:4 First detailed timing includes the native pixel format and preferred refresh rate Display x,y Chromaticity: Red: 0.5898, 0.3603 Green: 0.3574, 0.5703 Blue: 0.1621, 0.1250 White: 0.3125, 0.3281 Established timings supported: Standard timings supported: Detailed mode: Clock 141.370 MHz, 309 mm x 173 mm 1920 1968 2000 2142 hborder 0 1080 1083 1089 1100 vborder 0 +hsync -vsync VertFreq: 59 Hz, HorFreq: 65999 Hz Detailed mode: Clock 113.090 MHz, 309 mm x 173 mm 1920 1968 2000 2142 hborder 0 1080 1083 1089 1100 vborder 0 +hsync -vsync VertFreq: 47 Hz, HorFreq: 52796 Hz ASCII string: HN4TM Manufacturer-specified data, tag 0 Checksum: 0xb7 (valid) EDID block does NOT conform to EDID 1.4! Missing name descriptor Missing monitor ranges Detailed block string not properly terminated