edid-decode "/sys/class/drm/card0-VGA-1/edid": EDID (hex): 00ffffffffffff0010ac16d048555730 311101046a251778efb690a654519125 175054a54b008180714f950001010101 010101010101ab22a0a050841a303020 360072e61000001a000000ff00485838 3734374335305755480a000000fd0032 4d1e530e0411b205f858f000000000fc 0044454c4c20453137385746500a0028 Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 04 basic params: 6a 25 17 78 ef chroma info: b6 90 a6 54 51 91 25 17 50 54 established: a5 4b 00 standard: 81 80 71 4f 95 00 01 01 01 01 01 01 01 01 01 01 descriptor 1: ab 22 a0 a0 50 84 1a 30 30 20 36 00 72 e6 10 00 00 1a descriptor 2: 00 00 00 ff 00 48 58 38 37 34 37 43 35 30 57 55 48 0a descriptor 3: 00 00 00 fd 00 32 4d 1e 53 0e 04 11 b2 05 f8 58 f0 00 descriptor 4: 00 00 00 fc 00 44 45 4c 4c 20 45 31 37 38 57 46 50 0a extensions: 00 checksum: 28 EDID version: 1.4 Manufacturer: DEL Model d016 Serial Number ... Made in week 49 of 2007 Analog display, Input voltage level: 0.7/0.7 V Blank level equals black level Sync: Separate SyncOnGreen Maximum image size: 37 cm x 23 cm Gamma: 2.20 DPMS levels: Standby Suspend Off RGB color display Default (sRGB) color space is primary color space First detailed timing includes the native pixel format and preferred refresh rate Display is continuous frequency Display x,y Chromaticity: Red: 0.6503, 0.3310 Green: 0.3173, 0.5683 Blue: 0.1464, 0.0908 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 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 1152x864@75Hz 4:3 HorFreq: 67500 Hz Clock: 108.000 MHz 1440x900@60Hz 16:10 HorFreq: 55500 Hz Clock: 88.750 MHz Detailed mode: Clock 88.750 MHz, 370 mm x 230 mm 1440 1488 1520 1600 hborder 0 900 903 909 926 vborder 0 +hsync -vsync VertFreq: 59 Hz, HorFreq: 55468 Hz Serial number: ... Monitor ranges (CVT): 50-77Hz V, 30-83kHz H, max dotclock 140MHz CVT version 1.1 Real max dotclock: 129.00MHz Max active pixels per line: 4136 Supported aspect ratios: 4:3 16:9 16:10 5:4 15:9 Preferred aspect ratio: 16:10 Supports CVT standard blanking Supports CVT reduced blanking Supported display scaling: Horizontal shrink Horizontal stretch Vertical shrink Vertical stretch Monitor name: DELL E178WFP Checksum: 0x28 (valid) EDID block does NOT conform to EDID 1.4! sRGB is signaled, but the chromaticities do not match Warning: CVT block corrects dotclock by more than 9.75MHz Warning: CVT block does not set preferred refresh rate