edid-decode "/sys/class/drm/card0-VGA-1/edid": EDID (hex): 00ffffffffffff0009d1cc7845540000 2a1701030e2b18782e2880a45650a128 0f5054a56a80810081c0010101010101 010101010101302a40c8608464301850 1300bbf91000001a000000ff00464144 30363231383031390a20000000fd0032 4c1e5311000a202020202020000000fc 0042656e5120474c323032330a2000b9 Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 03 basic params: 0e 2b 18 78 2e chroma info: 28 80 a4 56 50 a1 28 0f 50 54 established: a5 6a 80 standard: 81 00 81 c0 01 01 01 01 01 01 01 01 01 01 01 01 descriptor 1: 30 2a 40 c8 60 84 64 30 18 50 13 00 bb f9 10 00 00 1a descriptor 2: 00 00 00 ff 00 46 41 44 30 36 32 31 38 30 31 39 0a 20 descriptor 3: 00 00 00 fd 00 32 4c 1e 53 11 00 0a 20 20 20 20 20 20 descriptor 4: 00 00 00 fc 00 42 65 6e 51 20 47 4c 32 30 32 33 0a 20 extensions: 00 checksum: b9 EDID version: 1.3 Manufacturer: BNQ Model 78cc Serial Number ... Made in week 42 of 2013 Analog display, Input voltage level: 0.7/0.3 V Sync: Separate Composite SyncOnGreen Maximum image size: 43 cm x 24 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: 0.6406, 0.3378 Green: 0.3144, 0.6289 Blue: 0.1582, 0.0585 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 1152x870@75Hz 192:145 HorFreq: 67500 Hz Clock: 108.000 MHz Standard timings supported: 1280x800@60Hz 16:10 1280x720@60Hz 16:9 Detailed mode: Clock 108.000 MHz, 443 mm x 249 mm 1600 1624 1704 1800 hborder 0 900 901 904 1000 vborder 0 +hsync -vsync VertFreq: 60 Hz, HorFreq: 60000 Hz Serial number: ... Monitor ranges (GTF): 50-76Hz V, 30-83kHz H, max dotclock 170MHz Monitor name: BenQ GL2023 Checksum: 0xb9 (valid) EDID block does NOT conform to EDID 1.3! sRGB is signaled, but the chromaticities do not match