edid-decode "/sys/class/drm/card1-DP-2/edid": EDID (hex): 00ffffffffffff004c2d5b0f55315530 2c1d0104a56921783a9ab5a6574f9d26 125054bfef80714f810081c081809500 a9c0b300d100b97300a0f0b023403020 3a001c494100001a000000fd0032781e a03c000a202020202020000000fc0043 34334a3839780a2020202020000000ff 004854524d4130313332390a202001d6 020314f147901f041303125a23090707 830100008ce90050f0b047400820980c 1c494100001a023a801871382d40582c 45001c494100001e7cc400a0f0b03a40 30203a001c504100001a000000000000 00000000000000000000000000000000 00000000000000000000000000000000 00000000000000000000000000000082 Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 04 basic params: a5 69 21 78 3a chroma info: 9a b5 a6 57 4f 9d 26 12 50 54 established: bf ef 80 standard: 71 4f 81 00 81 c0 81 80 95 00 a9 c0 b3 00 d1 00 descriptor 1: b9 73 00 a0 f0 b0 23 40 30 20 3a 00 1c 49 41 00 00 1a descriptor 2: 00 00 00 fd 00 32 78 1e a0 3c 00 0a 20 20 20 20 20 20 descriptor 3: 00 00 00 fc 00 43 34 33 4a 38 39 78 0a 20 20 20 20 20 descriptor 4: 00 00 00 ff 00 48 54 52 4d 41 30 31 33 32 39 0a 20 20 extensions: 01 checksum: d6 EDID version: 1.4 Manufacturer: SAM Model f5b Serial Number ... Made in week 44 of 2019 Digital display 8 bits per primary color channel DisplayPort interface Maximum image size: 105 cm x 33 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: 0.6503, 0.3408 Green: 0.3105, 0.6152 Blue: 0.1503, 0.0732 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 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 1152x870@75Hz 192:145 HorFreq: 67500 Hz Clock: 108.000 MHz Standard timings supported: 1152x864@75Hz 4:3 HorFreq: 67500 Hz Clock: 108.000 MHz 1280x800@60Hz 16:10 1280x720@60Hz 16:9 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 1920x1200@60Hz 16:10 HorFreq: 74000 Hz Clock: 154.000 MHz Detailed mode: Clock 296.250 MHz, 1052 mm x 329 mm 3840 3888 3920 4000 hborder 0 1200 1203 1213 1235 vborder 0 +hsync -vsync VertFreq: 59 Hz, HorFreq: 74062 Hz Monitor ranges (GTF): 50-120Hz V, 30-160kHz H, max dotclock 600MHz Monitor name: C43J89x Serial number: ... Has 1 extension blocks Checksum: 0xd6 (valid) CTA extension block Extension version: 3 16 bytes of CTA data Video data block VIC 16 1920x1080@60Hz 16:9 (native) HorFreq: 67500 Hz Clock: 148.500 MHz VIC 31 1920x1080@50Hz 16:9 HorFreq: 56250 Hz Clock: 148.500 MHz VIC 4 1280x720@60Hz 16:9 HorFreq: 45000 Hz Clock: 74.250 MHz VIC 19 1280x720@50Hz 16:9 HorFreq: 37500 Hz Clock: 74.250 MHz VIC 3 720x480@60Hz 16:9 HorFreq: 31469 Hz Clock: 27.000 MHz VIC 18 720x576@50Hz 16:9 HorFreq: 31250 Hz Clock: 27.000 MHz VIC 90 2560x1080@60Hz 64:27 HorFreq: 66000 Hz Clock: 198.000 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 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 597.880 MHz, 1052 mm x 329 mm 3840 3848 3880 3920 hborder 0 1200 1257 1265 1271 vborder 0 +hsync -vsync VertFreq: 120 Hz, HorFreq: 152520 Hz Detailed mode: Clock 148.500 MHz, 1052 mm x 329 mm 1920 2008 2052 2200 hborder 0 1080 1084 1089 1125 vborder 0 +hsync +vsync VertFreq: 60 Hz, HorFreq: 67500 Hz Detailed mode: Clock 503.000 MHz, 1052 mm x 336 mm 3840 3888 3920 4000 hborder 0 1200 1203 1213 1258 vborder 0 +hsync -vsync VertFreq: 99 Hz, HorFreq: 125750 Hz Checksum: 0x82 (valid) EDID block does not conform at all! Both the serial number ... edid-decode "/sys/class/drm/card1-HDMI-A-3/edid": EDID (hex): 00ffffffffffff0022d201aa00000000 ff1a0103800000780260bcaa5540b623 0c4c5200000001010101010101010101 0101010101010474706a80b008412814 c2047a44000000180474706a80b00841 2814c2047a4400000018000000fc0048 54432d564956450a20202020000000fd 00147801ff1d010a20202020202001de 02031540420102230907018301000065 030c0010000474706a80b008412814c2 04c078000000180474706a80b0084128 14c204c078000000180474706a80b008 412814c204c078000000180474706a80 b008412814c204c07800000018000000 00000000000000000000000000000000 000000000000000000000000000000b1 Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 03 basic params: 80 00 00 78 02 chroma info: 60 bc aa 55 40 b6 23 0c 4c 52 established: 00 00 00 standard: 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 descriptor 1: 04 74 70 6a 80 b0 08 41 28 14 c2 04 7a 44 00 00 00 18 descriptor 2: 04 74 70 6a 80 b0 08 41 28 14 c2 04 7a 44 00 00 00 18 descriptor 3: 00 00 00 fc 00 48 54 43 2d 56 49 56 45 0a 20 20 20 20 descriptor 4: 00 00 00 fd 00 14 78 01 ff 1d 01 0a 20 20 20 20 20 20 extensions: 01 checksum: de EDID version: 1.3 Manufacturer: HVR Model aa01 Serial Number ... Digital display Image size is variable Gamma: 2.20 Monochrome or grayscale display First detailed timing is preferred timing Display x,y Chromaticity: Red: 0.6650, 0.3339 Green: 0.2500, 0.7109 Blue: 0.1386, 0.0498 White: 0.2998, 0.3203 Established timings supported: Standard timings supported: Detailed mode: Clock 297.000 MHz, 122 mm x 68 mm 2160 2200 2220 2266 hborder 0 1200 1228 1230 1464 vborder 0 -hsync -vsync VertFreq: 89 Hz, HorFreq: 131067 Hz Detailed mode: Clock 297.000 MHz, 122 mm x 68 mm 2160 2200 2220 2266 hborder 0 1200 1228 1230 1464 vborder 0 -hsync -vsync VertFreq: 89 Hz, HorFreq: 131067 Hz Monitor name: HTC-VIVE Monitor ranges (bare limits): 20-120Hz V, 1-255kHz H, max dotclock 290MHz Has 1 extension blocks Checksum: 0xde (valid) CTA extension block Extension version: 3 17 bytes of CTA data Video data block VIC 1 640x480@60Hz 4:3 HorFreq: 31469 Hz Clock: 25.175 MHz VIC 2 720x480@60Hz 4:3 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): 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 Basic audio support 0 native detailed modes Detailed mode: Clock 297.000 MHz, 192 mm x 120 mm 2160 2200 2220 2266 hborder 0 1200 1228 1230 1464 vborder 0 -hsync -vsync VertFreq: 89 Hz, HorFreq: 131067 Hz Detailed mode: Clock 297.000 MHz, 192 mm x 120 mm 2160 2200 2220 2266 hborder 0 1200 1228 1230 1464 vborder 0 -hsync -vsync VertFreq: 89 Hz, HorFreq: 131067 Hz Detailed mode: Clock 297.000 MHz, 192 mm x 120 mm 2160 2200 2220 2266 hborder 0 1200 1228 1230 1464 vborder 0 -hsync -vsync VertFreq: 89 Hz, HorFreq: 131067 Hz Detailed mode: Clock 297.000 MHz, 192 mm x 120 mm 2160 2200 2220 2266 hborder 0 1200 1228 1230 1464 vborder 0 -hsync -vsync VertFreq: 89 Hz, HorFreq: 131067 Hz Checksum: 0xb1 (valid) EDID block does not conform at all! Bad year of manufacture Bad week of manufacture Detailed blocks filled with garbage Range descriptor contains garbage