$ base64 -d | ./edid-decode AP///////wBMLU0MSlNNMCYaAQS1PSN4Ol+xoldPoigPUFS/74BxT4EAgcCBgKnAswCVAAEBTdAA oPBwPoAwIDUAX1khAAAaAAAA/QA4Sx6HPAAKICAgICAgAAAA/ABVMjhFNTkwCiAgICAgAAAA/wBI VFBIOTA3ODg0CiAgAU0CAw7wQRAjCQcHgwEAAAI6gBhxOC1AWCxFAF9ZIQAAHlZeAKCgoClQMCA1 AF9ZIQAAGgR0ADDycFqAsFiKAF9ZIQAAHgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAUg== Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: 4c 2d 4d 0c 4a 53 4d 30 26 1a version: 01 04 basic params: b5 3d 23 78 3a chroma info: 5f b1 a2 57 4f a2 28 0f 50 54 established: bf ef 80 standard: 71 4f 81 00 81 c0 81 80 a9 c0 b3 00 95 00 01 01 descriptor 1: 4d d0 00 a0 f0 70 3e 80 30 20 35 00 5f 59 21 00 00 1a descriptor 2: 00 00 00 fd 00 38 4b 1e 87 3c 00 0a 20 20 20 20 20 20 descriptor 3: 00 00 00 fc 00 55 32 38 45 35 39 30 0a 20 20 20 20 20 descriptor 4: 00 00 00 ff 00 48 54 50 48 39 30 37 38 38 34 0a 20 20 extensions: 01 checksum: 4d EDID version: 1.4 Manufacturer: SAM Model c4d Serial Number 810373962 Made in week 38 of 2016 Digital display 10 bits per primary color channel DisplayPort interface Maximum image size: 61 cm x 35 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: 0.6337, 0.3408 Green: 0.3115, 0.6357 Blue: 0.1582, 0.0615 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 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 1600x900@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 Detailed mode: Clock 533.250 MHz, 607 mm x 345 mm 3840 3888 3920 4000 hborder 0 2160 2163 2168 2222 vborder 0 +hsync -vsync VertFreq: 59 Hz, HorFreq: 133312 Hz Monitor ranges (GTF): 56-75Hz V, 30-135kHz H, max dotclock 600MHz Monitor name: U28E590 Serial number: HTPH907884 Has 1 extension blocks Checksum: 0x4d (valid) CTA extension block Extension version: 3 10 bytes of CTA data Video data block VIC 16 1920x1080@60Hz 16:9 HorFreq: 67500 Hz Clock: 148.500 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 0 native detailed modes Detailed mode: Clock 148.500 MHz, 607 mm x 345 mm 1920 2008 2052 2200 hborder 0 1080 1084 1089 1125 vborder 0 +hsync +vsync VertFreq: 60 Hz, HorFreq: 67500 Hz Detailed mode: Clock 241.500 MHz, 607 mm x 345 mm 2560 2608 2640 2720 hborder 0 1440 1443 1448 1481 vborder 0 +hsync -vsync VertFreq: 59 Hz, HorFreq: 88786 Hz Detailed mode: Clock 297.000 MHz, 607 mm x 345 mm 3840 4016 4104 4400 hborder 0 2160 2168 2178 2250 vborder 0 +hsync +vsync VertFreq: 30 Hz, HorFreq: 67500 Hz Checksum: 0x52 (valid) Warning: One or more of the timings is out of range of the Monitor Ranges: Vertical Freq: 30 - 75 Hz Horizontal Freq: 31469 - 133312 Hz Maximum Clock: 533.250 MHz EDID block does not conform at all! Both the serial number and the serial string are set ---------------------------8<--------------------------------- $ base64 -d | ./edid-decode AP///////wAebdh25dQDAAUaAQS1UCJ4nsqVplVOoSYPUFQhCABxQIGAgcCpwLMA0cCBAAEB53xw oNCgKVAwIDoAIE8xAAAanWdwoNCgIlAwIDoAIE8xAAAaAAAA/QA4PR5aIAAKICAgICAgAAAA/ABM RyBVTFRSQVdJREUKAYkCAxFxIwkGB0QQBAMBgwEAAJ89cKDQoBVQMCA6ACBPMQAAGn5IAOCgOB9A QEA6ACBPMQAAGAEdAHJR0B4gbihVACBPMQAAHowK0Iog4C0QED6WACBPMQAAGAI6gBhxOC1AWCxF ACBPMQAAHgAAAAAAAAAAAAAAAAAAAAAAAAAAOg== Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: 1e 6d d8 76 e5 d4 03 00 05 1a version: 01 04 basic params: b5 50 22 78 9e chroma info: ca 95 a6 55 4e a1 26 0f 50 54 established: 21 08 00 standard: 71 40 81 80 81 c0 a9 c0 b3 00 d1 c0 81 00 01 01 descriptor 1: e7 7c 70 a0 d0 a0 29 50 30 20 3a 00 20 4f 31 00 00 1a descriptor 2: 9d 67 70 a0 d0 a0 22 50 30 20 3a 00 20 4f 31 00 00 1a descriptor 3: 00 00 00 fd 00 38 3d 1e 5a 20 00 0a 20 20 20 20 20 20 descriptor 4: 00 00 00 fc 00 4c 47 20 55 4c 54 52 41 57 49 44 45 0a extensions: 01 checksum: 89 EDID version: 1.4 Manufacturer: GSM Model 76d8 Serial Number 251109 Made in week 5 of 2016 Digital display 10 bits per primary color channel DisplayPort interface Maximum image size: 80 cm x 34 cm Gamma: 2.20 DPMS levels: Standby Supported color formats: RGB 4:4:4, YCrCb 4:4:4, YCrCb 4:2:2 Default (sRGB) color space is primary color space First detailed timing includes the native pixel format and preferred refresh rate Display x,y Chromaticity: Red: 0.6513, 0.3320 Green: 0.3066, 0.6308 Blue: 0.1503, 0.0595 White: 0.3134, 0.3291 Established timings supported: 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: 1152x864@60Hz 4:3 1280x1024@60Hz 5:4 HorFreq: 64000 Hz Clock: 108.000 MHz 1280x720@60Hz 16:9 1600x900@60Hz 16:9 1680x1050@60Hz 16:10 HorFreq: 64700 Hz Clock: 119.000 MHz 1920x1080@60Hz 16:9 1280x800@60Hz 16:10 Detailed mode: Clock 319.750 MHz, 800 mm x 335 mm 3440 3488 3520 3600 hborder 0 1440 1443 1453 1481 vborder 0 +hsync -vsync VertFreq: 59 Hz, HorFreq: 88819 Hz Detailed mode: Clock 265.250 MHz, 800 mm x 335 mm 3440 3488 3520 3600 hborder 0 1440 1443 1453 1474 vborder 0 +hsync -vsync VertFreq: 49 Hz, HorFreq: 73680 Hz Monitor ranges (GTF): 56-61Hz V, 30-90kHz H, max dotclock 320MHz Monitor name: LG ULTRAWIDE Has 1 extension blocks Checksum: 0x89 (valid) CTA extension block Extension version: 3 13 bytes of CTA data Audio data block Linear PCM, max channels 2 Supported sample rates (kHz): 48 44.1 Supported sample sizes (bits): 24 20 16 Video data block VIC 16 1920x1080@60Hz 16:9 HorFreq: 67500 Hz Clock: 148.500 MHz VIC 4 1280x720@60Hz 16:9 HorFreq: 45000 Hz Clock: 74.250 MHz VIC 3 720x480@60Hz 16:9 HorFreq: 31469 Hz Clock: 27.000 MHz VIC 1 640x480@60Hz 4:3 HorFreq: 31469 Hz Clock: 25.175 MHz Speaker allocation data block Speaker map: FL/FR - Front Left/Right Basic audio support Supports YCbCr 4:4:4 Supports YCbCr 4:2:2 1 native detailed modes Detailed mode: Clock 157.750 MHz, 800 mm x 335 mm 3440 3488 3520 3600 hborder 0 1440 1443 1453 1461 vborder 0 +hsync -vsync VertFreq: 29 Hz, HorFreq: 43819 Hz Detailed mode: Clock 185.580 MHz, 800 mm x 335 mm 2560 2624 2688 2784 hborder 0 1080 1083 1093 1111 vborder 0 -hsync -vsync VertFreq: 59 Hz, HorFreq: 66659 Hz Detailed mode: Clock 74.250 MHz, 800 mm x 335 mm 1280 1390 1430 1650 hborder 0 720 725 730 750 vborder 0 +hsync +vsync VertFreq: 60 Hz, HorFreq: 45000 Hz Detailed mode: Clock 27.000 MHz, 800 mm x 335 mm 720 736 798 858 hborder 0 480 489 495 525 vborder 0 -hsync -vsync VertFreq: 59 Hz, HorFreq: 31468 Hz Detailed mode: Clock 148.500 MHz, 800 mm x 335 mm 1920 2008 2052 2200 hborder 0 1080 1084 1089 1125 vborder 0 +hsync +vsync VertFreq: 60 Hz, HorFreq: 67500 Hz Checksum: 0x3a (valid) EDID block does NOT conform to EDID 1.4! sRGB is signaled, but the chromaticities do not match Warning: One or more of the timings is out of range of the Monitor Ranges: Vertical Freq: 29 - 60 Hz Horizontal Freq: 31468 - 88819 Hz Maximum Clock: 319.750 MHz