edid-decode "/sys/class/drm/card0-DP-4/edid": EDID (hex): 00ffffffffffff004c2d360d39375030 071c0104a53c22783a5295a556549d25 0e5054b38c0081c0810081809500a9c0 b30001010101023a801871382d40582c 450056502100001e000000fd0038481e 5111000a202020202020000000fc0043 3237463539310a2020202020000000ff 004854484b3230303135340a202001e1 02030ff1429004230907078301000000 00000000000000000000000000000000 00000000000000000000000000000000 00000000000000000000000000000000 00000000000000000000000000000000 00000000000000000000000000000000 00000000000000000000000000000000 00000000000000000000000000000067 Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 04 basic params: a5 3c 22 78 3a chroma info: 52 95 a5 56 54 9d 25 0e 50 54 established: b3 8c 00 standard: 81 c0 81 00 81 80 95 00 a9 c0 b3 00 01 01 01 01 descriptor 1: 02 3a 80 18 71 38 2d 40 58 2c 45 00 56 50 21 00 00 1e descriptor 2: 00 00 00 fd 00 38 48 1e 51 11 00 0a 20 20 20 20 20 20 descriptor 3: 00 00 00 fc 00 43 32 37 46 35 39 31 0a 20 20 20 20 20 descriptor 4: 00 00 00 ff 00 48 54 48 4b 32 30 30 31 35 34 0a 20 20 extensions: 01 checksum: e1 EDID version: 1.4 Manufacturer: SAM Model d36 Serial Number ... Made in week 7 of 2018 Digital display 8 bits per primary color channel DisplayPort interface Maximum image size: 60 cm x 34 cm Gamma: 2.20 DPMS levels: Off Supported color formats: RGB 4:4:4, YCrCb 4:4:4, YCrCb 4:2:2 First detailed timing includes the native pixel format and preferred refresh rate Display x,y Chromaticity: Red: 0.6455, 0.3369 Green: 0.3281, 0.6152 Blue: 0.1464, 0.0556 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@67Hz 4:3 HorFreq: 35000 Hz Clock: 30.240 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 1024x768@60Hz 4:3 HorFreq: 48400 Hz Clock: 65.000 MHz 1024x768@70Hz 4:3 HorFreq: 56500 Hz Clock: 75.000 MHz Standard timings supported: 1280x720@60Hz 16:9 1280x800@60Hz 16:10 1280x1024@60Hz 5:4 HorFreq: 64000 Hz Clock: 108.000 MHz 1440x900@60Hz 16:10 HorFreq: 55500 Hz Clock: 88.750 MHz 1600x900@60Hz 16:9 1680x1050@60Hz 16:10 HorFreq: 64700 Hz Clock: 119.000 MHz Detailed mode: Clock 148.500 MHz, 598 mm x 336 mm 1920 2008 2052 2200 hborder 0 1080 1084 1089 1125 vborder 0 +hsync +vsync VertFreq: 60 Hz, HorFreq: 67500 Hz Monitor ranges (GTF): 56-72Hz V, 30-81kHz H, max dotclock 170MHz Monitor name: C27F591 Serial number: ... Has 1 extension blocks Checksum: 0xe1 (valid) CTA extension block Extension version: 3 11 bytes of CTA data Video data block VIC 16 1920x1080@60Hz 16:9 (native) HorFreq: 67500 Hz Clock: 148.500 MHz VIC 4 1280x720@60Hz 16:9 HorFreq: 45000 Hz Clock: 74.250 MHz Audio data block Linear PCM, max channels 2 Supported sample rates (kHz): 48 44.1 32 Supported sample sizes (bits): 24 20 16 Speaker allocation data block Speaker map: FL/FR - Front Left/Right Underscans PC formats by default Basic audio support Supports YCbCr 4:4:4 Supports YCbCr 4:2:2 1 native detailed modes Checksum: 0x67 (valid) EDID block does not conform at all! Both the serial number ... edid-decode "/sys/class/drm/card0-eDP-1/edid": EDID (hex): 00ffffffffffff0009e5db0700000000 011c0104a51f1178027d50a657529f27 12505400000001010101010101010101 0101010101013a3880de703828403020 360035ae1000001afb2c80de70382840 3020360035ae1000001a000000fe0042 4f452043510a202020202020000000fe 004e4531343046484d2d4e36310a0043 Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 04 basic params: a5 1f 11 78 02 chroma info: 7d 50 a6 57 52 9f 27 12 50 54 established: 00 00 00 standard: 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 descriptor 1: 3a 38 80 de 70 38 28 40 30 20 36 00 35 ae 10 00 00 1a descriptor 2: fb 2c 80 de 70 38 28 40 30 20 36 00 35 ae 10 00 00 1a descriptor 3: 00 00 00 fe 00 42 4f 45 20 43 51 0a 20 20 20 20 20 20 descriptor 4: 00 00 00 fe 00 4e 45 31 34 30 46 48 4d 2d 4e 36 31 0a extensions: 00 checksum: 43 EDID version: 1.4 Manufacturer: BOE Model 7db Serial Number ... Made in week 1 of 2018 Digital display 8 bits per primary color channel DisplayPort interface Maximum image size: 31 cm x 17 cm Gamma: 2.20 Supported color formats: RGB 4:4:4 First detailed timing includes the native pixel format and preferred refresh rate Display x,y Chromaticity: Red: 0.6494, 0.3427 Green: 0.3232, 0.6220 Blue: 0.1533, 0.0712 White: 0.3125, 0.3281 Established timings supported: Standard timings supported: Detailed mode: Clock 143.940 MHz, 309 mm x 174 mm 1920 1968 2000 2142 hborder 0 1080 1083 1089 1120 vborder 0 +hsync -vsync VertFreq: 59 Hz, HorFreq: 67198 Hz Detailed mode: Clock 115.150 MHz, 309 mm x 174 mm 1920 1968 2000 2142 hborder 0 1080 1083 1089 1120 vborder 0 +hsync -vsync VertFreq: 47 Hz, HorFreq: 53758 Hz ASCII string: BOE CQ ASCII string: NE140FHM-N61 Checksum: 0x43 (valid) EDID block does NOT conform to EDID 1.4! Missing name descriptor Missing monitor ranges