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13:48:45 root@localhost:~/download# edid-decode < /sys/devices/pci0000:00/0000:00:02.0/drm/card0/card0-VGA-1/edid
Extracted contents:
header:          00 ff ff ff ff ff ff 00
serial number:   41 0c 7c c1 42 29 00 00 09 1d
version:         01 03
basic params:    6e 35 1e 78 2a
chroma info:     de 81 a9 4f 46 ab 26 0d 50 54
established:     bf ef 00
standard:        d1 c0 b3 00 95 00 81 80 81 40 81 c0 01 01 01 01
descriptor 1:    02 3a 80 18 71 38 2d 40 58 2c 45 00 0f 28 21 00 00 1e
descriptor 2:    00 00 00 ff 00 55 4b 30 31 39 30 39 30 31 30 35 36 32
descriptor 3:    00 00 00 fc 00 50 48 4c 20 32 34 36 45 39 51 0a 20 20
descriptor 4:    00 00 00 fd 00 32 4c 1e 53 11 00 0a 20 20 20 20 20 20
extensions:      00
checksum:        62

EDID version: 1.3
Manufacturer: PHL Model c17c Serial Number 10562
Made in week 9 of 2019
Analog display, Input voltage level: 0.7/0.7 V
Sync: Separate Composite SyncOnGreen 
Maximum image size: 53 cm x 30 cm
Gamma: 2.20
DPMS levels: Off
RGB color display
First detailed timing is preferred timing
Display x,y Chromaticity:
  Red:   0.6630, 0.3095
  Green: 0.2763, 0.6699
  Blue:  0.1503, 0.0507
  White: 0.3125, 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@67Hz 4:3 HorFreq: 35000 Hz Clock: 30.240 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
  1280x1024@75Hz 5:4 HorFreq: 80000 Hz Clock: 135.000 MHz
Standard timings supported:
  1920x1080@60Hz 16:9
  1680x1050@60Hz 16:10 HorFreq: 64700 Hz Clock: 119.000 MHz
  1440x900@60Hz 16:10 HorFreq: 55500 Hz Clock: 88.750 MHz
  1280x1024@60Hz 5:4 HorFreq: 64000 Hz Clock: 108.000 MHz
  1280x960@60Hz 4:3 HorFreq: 60000 Hz Clock: 108.000 MHz
  1280x720@60Hz 16:9
Detailed mode: Clock 148.500 MHz, 527 mm x 296 mm
               1920 2008 2052 2200 hborder 0
               1080 1084 1089 1125 vborder 0
               +hsync +vsync 
               VertFreq: 60 Hz, HorFreq: 67500 Hz
Serial number: UK01909010562
Monitor name: PHL 246E9Q
Monitor ranges (GTF): 50-76Hz V, 30-83kHz H, max dotclock 170MHz
Checksum: 0x62 (valid)