edid-decode "/sys/class/drm/card0-HDMI-A-1/edid": EDID (hex): 00ffffffffffff004c2d2c0d4c385030 201b010380341d782a5295a556549d25 0e5054bb8c00b30081c0810081809500 a9c001010101023a801871382d40582c 450009252100001e000000fd0032481e 5111000a202020202020000000fc0043 3234463339300a2020202020000000ff 004854514a3830303033350a20200172 02031af14690041f1312032309070783 01000066030c00100080011d00bc52d0 1e20b828554009252100001e8c0ad090 204031200c4055000925210000188c0a d08a20e02d10103e9600092521000018 00000000000000000000000000000000 00000000000000000000000000000000 000000000000000000000000000000c9 Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 03 basic params: 80 34 1d 78 2a chroma info: 52 95 a5 56 54 9d 25 0e 50 54 established: bb 8c 00 standard: b3 00 81 c0 81 00 81 80 95 00 a9 c0 01 01 01 01 descriptor 1: 02 3a 80 18 71 38 2d 40 58 2c 45 00 09 25 21 00 00 1e descriptor 2: 00 00 00 fd 00 32 48 1e 51 11 00 0a 20 20 20 20 20 20 descriptor 3: 00 00 00 fc 00 43 32 34 46 33 39 30 0a 20 20 20 20 20 descriptor 4: 00 00 00 ff 00 48 54 51 4a 38 30 30 30 33 35 0a 20 20 extensions: 01 checksum: 72 EDID version: 1.3 Manufacturer: SAM Model d2c Serial Number ... Made in week 32 of 2017 Digital display Maximum image size: 52 cm x 29 cm Gamma: 2.20 DPMS levels: Off RGB color display First detailed timing is preferred timing 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 640x480@72Hz 4:3 HorFreq: 37900 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 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: 1680x1050@60Hz 16:10 HorFreq: 64700 Hz Clock: 119.000 MHz 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 Detailed mode: Clock 148.500 MHz, 521 mm x 293 mm 1920 2008 2052 2200 hborder 0 1080 1084 1089 1125 vborder 0 +hsync +vsync VertFreq: 60 Hz, HorFreq: 67500 Hz Monitor ranges (GTF): 50-72Hz V, 30-81kHz H, max dotclock 170MHz Monitor name: C24F390 Serial number: ... Has 1 extension blocks Checksum: 0x72 (valid) CTA extension block Extension version: 3 22 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 VIC 31 1920x1080@50Hz 16:9 HorFreq: 56250 Hz Clock: 148.500 MHz VIC 19 1280x720@50Hz 16:9 HorFreq: 37500 Hz Clock: 74.250 MHz VIC 18 720x576@50Hz 16:9 HorFreq: 31250 Hz Clock: 27.000 MHz VIC 3 720x480@60Hz 16:9 HorFreq: 31469 Hz Clock: 27.000 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 Vendor-specific data block, OUI 000c03 (HDMI) Source physical address 1.0.0.0 Supports_AI Underscans PC formats by default Basic audio support Supports YCbCr 4:4:4 Supports YCbCr 4:2:2 1 native detailed modes Detailed mode: Clock 74.250 MHz, 521 mm x 293 mm 1280 1720 1760 1980 hborder 0 720 725 730 750 vborder 0 +hsync +vsync VertFreq: 50 Hz, HorFreq: 37500 Hz Detailed mode: Clock 27.000 MHz, 521 mm x 293 mm 720 732 796 864 hborder 0 576 581 586 625 vborder 0 -hsync -vsync VertFreq: 50 Hz, HorFreq: 31250 Hz Detailed mode: Clock 27.000 MHz, 521 mm x 293 mm 720 736 798 858 hborder 0 480 489 495 525 vborder 0 -hsync -vsync VertFreq: 59 Hz, HorFreq: 31468 Hz Checksum: 0xc9 (valid) EDID block does not conform at all! Both the serial number ... edid-decode "/sys/class/drm/card0-LVDS-1/edid": EDID (hex): 00ffffffffffff0030e4dc0200000000 00140103802213780aa9059f5e589c26 19505400000001010101010101010101 010101010101581b567e50000e302430 350058c2100000190000000000000000 00000000000000000000000000fe004c 4720446973706c61790a2020000000fe 004c503135365748342d544c41310079 Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 03 basic params: 80 22 13 78 0a chroma info: a9 05 9f 5e 58 9c 26 19 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: 58 1b 56 7e 50 00 0e 30 24 30 35 00 58 c2 10 00 00 19 descriptor 2: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 descriptor 3: 00 00 00 fe 00 4c 47 20 44 69 73 70 6c 61 79 0a 20 20 descriptor 4: 00 00 00 fe 00 4c 50 31 35 36 57 48 34 2d 54 4c 41 31 extensions: 00 checksum: 79 EDID version: 1.3 Manufacturer: LGD Model 2dc Serial Number ... Made in year 2010 Digital display Maximum image size: 34 cm x 19 cm Gamma: 2.20 RGB color display First detailed timing is preferred timing Display x,y Chromaticity: Red: 0.6230, 0.3691 Green: 0.3457, 0.6103 Blue: 0.1484, 0.0976 White: 0.3134, 0.3291 Established timings supported: Standard timings supported: Detailed mode: Clock 70.000 MHz, 344 mm x 194 mm 1366 1402 1450 1492 hborder 0 768 771 776 782 vborder 0 -hsync -vsync VertFreq: 59 Hz, HorFreq: 46916 Hz Manufacturer-specified data, tag 0 ASCII string: LG Display ASCII string: LP156WH4-TLA1 Checksum: 0x79 (valid) EDID block does NOT conform to EDID 1.3! Missing name descriptor Missing monitor ranges