edid-decode "/sys/class/drm/card1-DVI-D-1/edid": EDID (hex): 00ffffffffffff0009d1217f45540000 2617010380351e782e9de1a654549f26 0d5054a56b80d1c0457c617c818081bc 953c317c0101023a801871382d40582c 4500132a2100001e000000ff00483944 3031373437534c300a20000000fd0038 901ea021000a202020202020000000fc 0042656e5120786c32343230740a0170 02010400fe5b80a07038354030203500 132a2100001a866f80a0703840403020 3500132a2100001afc7e808870381240 18203500132a2100001e000000000000 00000000000000000000000000000000 00000000000000000000000000000000 00000000000000000000000000000000 000000000000000000000000000000c7 Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 03 basic params: 80 35 1e 78 2e chroma info: 9d e1 a6 54 54 9f 26 0d 50 54 established: a5 6b 80 standard: d1 c0 45 7c 61 7c 81 80 81 bc 95 3c 31 7c 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 48 39 44 30 31 37 34 37 53 4c 30 0a 20 descriptor 3: 00 00 00 fd 00 38 90 1e a0 21 00 0a 20 20 20 20 20 20 descriptor 4: 00 00 00 fc 00 42 65 6e 51 20 78 6c 32 34 32 30 74 0a extensions: 01 checksum: 70 EDID version: 1.3 Manufacturer: BNQ Model 7f21 Serial Number ... Made in week 38 of 2013 Digital display Maximum image size: 53 cm x 30 cm Gamma: 2.20 DPMS levels: Off RGB color display Default (sRGB) color space is primary color space First detailed timing is preferred timing Display x,y Chromaticity: Red: 0.6503, 0.3291 Green: 0.3310, 0.6220 Blue: 0.1513, 0.0527 White: 0.3125, 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 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: 1920x1080@60Hz 16:9 800x600@120Hz 4:3 1024x768@120Hz 4:3 1280x1024@60Hz 5:4 HorFreq: 64000 Hz Clock: 108.000 MHz 1280x1024@120Hz 5:4 1440x900@120Hz 16:10 640x480@120Hz 4:3 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): 56-144Hz V, 30-160kHz H, max dotclock 330MHz Monitor name: BenQ xl2420t Has 1 extension blocks Checksum: 0x70 (valid) CTA extension block Extension version: 1 0 8-byte timing descriptors 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 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 325.080 MHz, 531 mm x 298 mm 1920 1944 1976 2056 hborder 0 1080 1083 1088 1098 vborder 0 +hsync +vsync VertFreq: 144 Hz, HorFreq: 158112 Hz Checksum: 0xc7 (valid) EDID block does NOT conform to EDID 1.3! sRGB is signaled, but the chromaticities do not match EDID block does not conform at all! Both the serial number ...