edid-decode "/sys/class/drm/card0-VGA-1/edid": EDID (hex): 00ffffffffffff0009d1b57845540000 271601036e301b782e5e05a7544b9c25 115054a56b80d1c0b300a9c0818081c0 810001010101023a801871382d40582c 4500dd0c1100001e000000fd00324c1e 5315000a202020202020000000fc0042 656e51204732323535410a20000000ff 0056394330353337313031390a200076 Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 03 basic params: 6e 30 1b 78 2e chroma info: 5e 05 a7 54 4b 9c 25 11 50 54 established: a5 6b 80 standard: d1 c0 b3 00 a9 c0 81 80 81 c0 81 00 01 01 01 01 descriptor 1: 02 3a 80 18 71 38 2d 40 58 2c 45 00 dd 0c 11 00 00 1e descriptor 2: 00 00 00 fd 00 32 4c 1e 53 15 00 0a 20 20 20 20 20 20 descriptor 3: 00 00 00 fc 00 42 65 6e 51 20 47 32 32 35 35 41 0a 20 descriptor 4: 00 00 00 ff 00 56 39 43 30 35 33 37 31 30 31 39 0a 20 extensions: 00 checksum: 76 EDID version: 1.3 Manufacturer: BNQ Model 78b5 Serial Number ... Made in week 39 of 2012 Analog display, Input voltage level: 0.7/0.7 V Sync: Separate Composite SyncOnGreen Maximum image size: 48 cm x 27 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: 0.6533, 0.3291 Green: 0.2958, 0.6113 Blue: 0.1445, 0.0664 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 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 1680x1050@60Hz 16:10 HorFreq: 64700 Hz Clock: 119.000 MHz 1600x900@60Hz 16:9 1280x1024@60Hz 5:4 HorFreq: 64000 Hz Clock: 108.000 MHz 1280x720@60Hz 16:9 1280x800@60Hz 16:10 Detailed mode: Clock 148.500 MHz, 477 mm x 268 mm 1920 2008 2052 2200 hborder 0 1080 1084 1089 1125 vborder 0 +hsync +vsync VertFreq: 60 Hz, HorFreq: 67500 Hz Monitor ranges (GTF): 50-76Hz V, 30-83kHz H, max dotclock 210MHz Monitor name: BenQ G2255A Serial number: ... Checksum: 0x76 (valid) EDID block does NOT conform to EDID 1.3! sRGB is signaled, but the chromaticities do not match