edid-decode "/sys/class/drm/card0-VGA-1/edid": EDID (hex): 00ffffffffffff003ca301d500000000 320b01012c1e1778e8d5eda05a4a9824 164d53afee0001010101010101010101 01010101010164190040410026301888 360030e410000018000000fc00313522 20544654204c43440a20000000fc0020 4d6f6e69746f720a20202020000000fd 00324b1e3c080230563220464c4b00f6 Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 01 basic params: 2c 1e 17 78 e8 chroma info: d5 ed a0 5a 4a 98 24 16 4d 53 established: af ee 00 standard: 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 descriptor 1: 64 19 00 40 41 00 26 30 18 88 36 00 30 e4 10 00 00 18 descriptor 2: 00 00 00 fc 00 31 35 22 20 54 46 54 20 4c 43 44 0a 20 descriptor 3: 00 00 00 fc 00 20 4d 6f 6e 69 74 6f 72 0a 20 20 20 20 descriptor 4: 00 00 00 fd 00 32 4b 1e 3c 08 02 30 56 32 20 46 4c 4b extensions: 00 checksum: f6 EDID version: 1.1 Manufacturer: OEC Model d501 Serial Number ... Analog display, Input voltage level: 0.714/0.286 V Sync: Separate Composite Maximum image size: 30 cm x 23 cm Gamma: 2.20 DPMS levels: Standby Suspend Off RGB color display Display x,y Chromaticity: Red: 0.6279, 0.3525 Green: 0.2900, 0.5947 Blue: 0.1435, 0.0878 White: 0.3037, 0.3251 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@72Hz 4:3 HorFreq: 37900 Hz Clock: 31.500 MHz 640x480@75Hz 4:3 HorFreq: 37500 Hz Clock: 31.500 MHz 800x600@56Hz 4:3 HorFreq: 35200 Hz Clock: 36.000 MHz 800x600@60Hz 4:3 HorFreq: 37900 Hz Clock: 40.000 MHz 800x600@72Hz 4:3 HorFreq: 48100 Hz Clock: 50.000 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@70Hz 4:3 HorFreq: 56500 Hz Clock: 75.000 MHz 1024x768@75Hz 4:3 HorFreq: 60000 Hz Clock: 78.750 MHz Standard timings supported: Detailed mode: Clock 65.000 MHz, 304 mm x 228 mm 1024 1048 1184 1344 hborder 0 768 771 777 806 vborder 0 -hsync -vsync VertFreq: 60 Hz, HorFreq: 48363 Hz Monitor name: 15" TFT LCD Monitor ranges (GTF with icing): 50-75Hz V, 30-60kHz H, max dotclock 80MHz Checksum: 0xf6 (valid) EDID block does NOT conform to EDID 1.0! Has descriptor blocks other than detailed timings EDID block does not conform at all! Bad year of manufacture