edid-decode "/sys/class/drm/card0-VGA-1/edid": EDID (hex): 00ffffffffffff001e6dcb5ae6bf0300 011c01036c291778ead025a258559c28 0f5054a76a00314f454f614f81c00101 010101010101662156aa51001e30468f 33009ae61000001e000000fd00384b1e 3d09000a202020202020000000fc004c 472048440a20202020202020000000ff 003830314e54535537373733340a00ff Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 03 basic params: 6c 29 17 78 ea chroma info: d0 25 a2 58 55 9c 28 0f 50 54 established: a7 6a 00 standard: 31 4f 45 4f 61 4f 81 c0 01 01 01 01 01 01 01 01 descriptor 1: 66 21 56 aa 51 00 1e 30 46 8f 33 00 9a e6 10 00 00 1e descriptor 2: 00 00 00 fd 00 38 4b 1e 3d 09 00 0a 20 20 20 20 20 20 descriptor 3: 00 00 00 fc 00 4c 47 20 48 44 0a 20 20 20 20 20 20 20 descriptor 4: 00 00 00 ff 00 38 30 31 4e 54 53 55 37 37 37 33 34 0a extensions: 00 checksum: ff EDID version: 1.3 Manufacturer: GSM Model 5acb Serial Number ... Made in week 1 of 2018 Analog display, Input voltage level: 0.7/0.7 V Sync: Separate Composite Maximum image size: 41 cm x 23 cm Gamma: 2.20 DPMS levels: Standby Suspend Off RGB color display First detailed timing is preferred timing Display x,y Chromaticity: Red: 0.6357, 0.3447 Green: 0.3320, 0.6093 Blue: 0.1562, 0.0605 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@56Hz 4:3 HorFreq: 35200 Hz Clock: 36.000 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 Standard timings supported: 640x480@75Hz 4:3 HorFreq: 37500 Hz Clock: 31.500 MHz 800x600@75Hz 4:3 HorFreq: 46900 Hz Clock: 49.500 MHz 1024x768@75Hz 4:3 HorFreq: 60000 Hz Clock: 78.750 MHz 1280x720@60Hz 16:9 Detailed mode: Clock 85.500 MHz, 410 mm x 230 mm 1366 1436 1579 1792 hborder 0 768 771 774 798 vborder 0 +hsync +vsync VertFreq: 59 Hz, HorFreq: 47712 Hz Monitor ranges (GTF): 56-75Hz V, 30-61kHz H, max dotclock 90MHz Monitor name: LG HD Serial number: ... Checksum: 0xff (valid)