edid-decode "/sys/class/drm/card0-VGA-1/edid": EDID (hex): 00ffffffffffff001ab35b051c0b0000 300e010368261e78eaa2a5a3574c9d25 115054a54b00818f8180614f6140454f 454001010101302a009851002a403070 1300782d1100001e000000ff00594545 4b3030323834340a2020000000fd0038 4c1e530e000a202020202020000000fc 004331392d320a202020202020200056 Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 03 basic params: 68 26 1e 78 ea chroma info: a2 a5 a3 57 4c 9d 25 11 50 54 established: a5 4b 00 standard: 81 8f 81 80 61 4f 61 40 45 4f 45 40 01 01 01 01 descriptor 1: 30 2a 00 98 51 00 2a 40 30 70 13 00 78 2d 11 00 00 1e descriptor 2: 00 00 00 ff 00 59 45 45 4b 30 30 32 38 34 34 0a 20 20 descriptor 3: 00 00 00 fd 00 38 4c 1e 53 0e 00 0a 20 20 20 20 20 20 descriptor 4: 00 00 00 fc 00 43 31 39 2d 32 0a 20 20 20 20 20 20 20 extensions: 00 checksum: 56 EDID version: 1.3 Manufacturer: FUS Model 55b Serial Number ... Analog display, Input voltage level: 0.7/0.7 V Sync: Separate Maximum image size: 38 cm x 30 cm Gamma: 2.20 DPMS levels: Standby Suspend Off RGB color display First detailed timing is preferred timing Display x,y Chromaticity: Red: 0.6386, 0.3417 Green: 0.2968, 0.6152 Blue: 0.1464, 0.0683 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@75Hz 5:4 HorFreq: 80000 Hz Clock: 135.000 MHz 1280x1024@60Hz 5:4 HorFreq: 64000 Hz Clock: 108.000 MHz 1024x768@75Hz 4:3 HorFreq: 60000 Hz Clock: 78.750 MHz 1024x768@60Hz 4:3 HorFreq: 48400 Hz Clock: 65.000 MHz 800x600@75Hz 4:3 HorFreq: 46900 Hz Clock: 49.500 MHz 800x600@60Hz 4:3 HorFreq: 37900 Hz Clock: 40.000 MHz Detailed mode: Clock 108.000 MHz, 376 mm x 301 mm 1280 1328 1440 1688 hborder 0 1024 1025 1028 1066 vborder 0 +hsync +vsync VertFreq: 60 Hz, HorFreq: 63981 Hz Serial number: ... Monitor ranges (GTF): 56-76Hz V, 30-83kHz H, max dotclock 140MHz Monitor name: C19-2 Checksum: 0x56 (valid) EDID block does not conform at all! Bad year of manufacture