edid-decode "/sys/class/drm/card0-VGA-1/edid": EDID (hex): 00ffffffffffff004dd9701d01010101 270c01030e221b78eac5c9a3574a9c23 12484ca1080081800101010101010101 010101010101302a009851002a403070 1300520e1100001e000000fd00393f1c 410b000a202020202020000000fc0053 444d2d5837320a2020202020000000ff 00343530363835320a20202020200057 Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 03 basic params: 0e 22 1b 78 ea chroma info: c5 c9 a3 57 4a 9c 23 12 48 4c established: a1 08 00 standard: 81 80 01 01 01 01 01 01 01 01 01 01 01 01 01 01 descriptor 1: 30 2a 00 98 51 00 2a 40 30 70 13 00 52 0e 11 00 00 1e descriptor 2: 00 00 00 fd 00 39 3f 1c 41 0b 00 0a 20 20 20 20 20 20 descriptor 3: 00 00 00 fc 00 53 44 4d 2d 58 37 32 0a 20 20 20 20 20 descriptor 4: 00 00 00 ff 00 34 35 30 36 38 35 32 0a 20 20 20 20 20 extensions: 00 checksum: 57 EDID version: 1.3 Manufacturer: SNY Model 1d70 Serial Number ... Analog display, Input voltage level: 0.7/0.3 V Sync: Separate Composite SyncOnGreen Maximum image size: 34 cm x 27 cm Gamma: 2.20 DPMS levels: Standby Suspend Off RGB color display First detailed timing is preferred timing Display x,y Chromaticity: Red: 0.6396, 0.3398 Green: 0.2900, 0.6103 Blue: 0.1396, 0.0703 White: 0.2832, 0.2978 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 800x600@60Hz 4:3 HorFreq: 37900 Hz Clock: 40.000 MHz 1024x768@60Hz 4:3 HorFreq: 48400 Hz Clock: 65.000 MHz Standard timings supported: 1280x1024@60Hz 5:4 HorFreq: 64000 Hz Clock: 108.000 MHz Detailed mode: Clock 108.000 MHz, 338 mm x 270 mm 1280 1328 1440 1688 hborder 0 1024 1025 1028 1066 vborder 0 +hsync +vsync VertFreq: 60 Hz, HorFreq: 63981 Hz Monitor ranges (GTF): 57-63Hz V, 28-65kHz H, max dotclock 110MHz Monitor name: SDM-X72 Serial number: ... Checksum: 0x57 (valid) One or more of the timings is out of range of the Monitor Ranges: Vertical Freq: 60 - 70 Hz Horizontal Freq: 31469 - 64000 Hz Maximum Clock: 108.000 MHz EDID block does not conform at all! Bad year of manufacture