edid-decode "/sys/class/drm/card0-DVI-D-1/edid": EDID (hex): 00ffffffffffff0010ac15f04c564d43 2316010380342078ee1ec5ae4f34b126 0e5054a54b008180a940d100714f0101 010101010101283c80a070b023403020 360006442100001a000000ff00463532 354d323931434d564c0a000000fc0044 454c4c2055323431300a2020000000fd 00384c1e5111000a2020202020200006 Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 03 basic params: 80 34 20 78 ee chroma info: 1e c5 ae 4f 34 b1 26 0e 50 54 established: a5 4b 00 standard: 81 80 a9 40 d1 00 71 4f 01 01 01 01 01 01 01 01 descriptor 1: 28 3c 80 a0 70 b0 23 40 30 20 36 00 06 44 21 00 00 1a descriptor 2: 00 00 00 ff 00 46 35 32 35 4d 32 39 31 43 4d 56 4c 0a descriptor 3: 00 00 00 fc 00 44 45 4c 4c 20 55 32 34 31 30 0a 20 20 descriptor 4: 00 00 00 fd 00 38 4c 1e 51 11 00 0a 20 20 20 20 20 20 extensions: 00 checksum: 06 EDID version: 1.3 Manufacturer: DEL Model f015 Serial Number ... Made in week 35 of 2012 Digital display Maximum image size: 52 cm x 32 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: 0.6796, 0.3095 Green: 0.2060, 0.6933 Blue: 0.1513, 0.0546 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: 1280x1024@60Hz 5:4 HorFreq: 64000 Hz Clock: 108.000 MHz 1600x1200@60Hz 4:3 HorFreq: 75000 Hz Clock: 162.000 MHz 1920x1200@60Hz 16:10 HorFreq: 74000 Hz Clock: 154.000 MHz 1152x864@75Hz 4:3 HorFreq: 67500 Hz Clock: 108.000 MHz Detailed mode: Clock 154.000 MHz, 518 mm x 324 mm 1920 1968 2000 2080 hborder 0 1200 1203 1209 1235 vborder 0 +hsync -vsync VertFreq: 59 Hz, HorFreq: 74038 Hz Serial number: ... Monitor name: DELL U2410 Monitor ranges (GTF): 56-76Hz V, 30-81kHz H, max dotclock 170MHz Checksum: 0x6 (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-DVI-I-1/edid": EDID (hex): 00ffffffffffff0010ac7aa04c453637 1818010380342078eaee95a3544c9926 0f5054a1080081408180a940b300d1c0 010101010101283c80a070b023403020 360006442100001a000000ff00304646 58443436443736454c0a000000fc0044 454c4c2055323431324d0a20000000fd 00323d1e5311000a2020202020200049 Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 03 basic params: 80 34 20 78 ea chroma info: ee 95 a3 54 4c 99 26 0f 50 54 established: a1 08 00 standard: 81 40 81 80 a9 40 b3 00 d1 c0 01 01 01 01 01 01 descriptor 1: 28 3c 80 a0 70 b0 23 40 30 20 36 00 06 44 21 00 00 1a descriptor 2: 00 00 00 ff 00 30 46 46 58 44 34 36 44 37 36 45 4c 0a descriptor 3: 00 00 00 fc 00 44 45 4c 4c 20 55 32 34 31 32 4d 0a 20 descriptor 4: 00 00 00 fd 00 32 3d 1e 53 11 00 0a 20 20 20 20 20 20 extensions: 00 checksum: 49 EDID version: 1.3 Manufacturer: DEL Model a07a Serial Number ... Made in week 24 of 2014 Digital display Maximum image size: 52 cm x 32 cm Gamma: 2.20 DPMS levels: Standby Suspend Off RGB color display 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 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: 1280x960@60Hz 4:3 HorFreq: 60000 Hz Clock: 108.000 MHz 1280x1024@60Hz 5:4 HorFreq: 64000 Hz Clock: 108.000 MHz 1600x1200@60Hz 4:3 HorFreq: 75000 Hz Clock: 162.000 MHz 1680x1050@60Hz 16:10 HorFreq: 64700 Hz Clock: 119.000 MHz 1920x1080@60Hz 16:9 Detailed mode: Clock 154.000 MHz, 518 mm x 324 mm 1920 1968 2000 2080 hborder 0 1200 1203 1209 1235 vborder 0 +hsync -vsync VertFreq: 59 Hz, HorFreq: 74038 Hz Serial number: ... Monitor name: DELL U2412M Monitor ranges (GTF): 50-61Hz V, 30-83kHz H, max dotclock 170MHz Checksum: 0x49 (valid) One or more of the timings is out of range of the Monitor Ranges: Vertical Freq: 59 - 70 Hz Horizontal Freq: 31469 - 75000 Hz Maximum Clock: 162.000 MHz