edid-decode "/sys/class/drm/card0-HDMI-A-2/edid": EDID (hex): 00ffffffffffff004c2de30237314550 31110103802517872acbd5a655519125 175054bfef809500950f81808140714f 0101010101019a29a0d0518422305098 36006fe51000001c000000fd00384b1e 510e000a202020202020000000fc0053 796e634d61737465720a2020000000ff 00485141504330353237300a202001e9 02031b61230907078301000067030c00 2000802d43908402e2000f8c0ad08a20 e02d10103e9600a05a00000000000000 00000000000000000000000000000000 00000000000000000000000000000000 00000000000000000000000000000000 00000000000000000000000000000000 00000000000000000000000000000029 Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 03 basic params: 80 25 17 87 2a chroma info: cb d5 a6 55 51 91 25 17 50 54 established: bf ef 80 standard: 95 00 95 0f 81 80 81 40 71 4f 01 01 01 01 01 01 descriptor 1: 9a 29 a0 d0 51 84 22 30 50 98 36 00 6f e5 10 00 00 1c descriptor 2: 00 00 00 fd 00 38 4b 1e 51 0e 00 0a 20 20 20 20 20 20 descriptor 3: 00 00 00 fc 00 53 79 6e 63 4d 61 73 74 65 72 0a 20 20 descriptor 4: 00 00 00 ff 00 48 51 41 50 43 30 35 32 37 30 0a 20 20 extensions: 01 checksum: e9 EDID version: 1.3 Manufacturer: SAM Model 2e3 Serial Number ... Made in week 49 of 2007 Digital display Maximum image size: 37 cm x 23 cm Gamma: 2.35 DPMS levels: Off RGB color display First detailed timing is preferred timing Display x,y Chromaticity: Red: 0.6513, 0.3320 Green: 0.3183, 0.5693 Blue: 0.1474, 0.0908 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: 1440x900@60Hz 16:10 HorFreq: 55500 Hz Clock: 88.750 MHz 1440x900@75Hz 16:10 HorFreq: 82300 Hz Clock: 156.000 MHz 1280x1024@60Hz 5:4 HorFreq: 64000 Hz Clock: 108.000 MHz 1280x960@60Hz 4:3 HorFreq: 60000 Hz Clock: 108.000 MHz 1152x864@75Hz 4:3 HorFreq: 67500 Hz Clock: 108.000 MHz Detailed mode: Clock 106.500 MHz, 367 mm x 229 mm 1440 1520 1672 1904 hborder 0 900 903 909 934 vborder 0 -hsync +vsync VertFreq: 59 Hz, HorFreq: 55934 Hz Monitor ranges (GTF): 56-75Hz V, 30-81kHz H, max dotclock 140MHz Monitor name: SyncMaster Serial number: ... Has 1 extension blocks Checksum: 0xe9 (valid) CTA extension block Extension version: 3 23 bytes of CTA data 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 2.0.0.0 Supports_AI Maximum TMDS clock: 225MHz Video data block VIC 16 1920x1080@60Hz 16:9 (native) HorFreq: 67500 Hz Clock: 148.500 MHz VIC 4 1280x720@60Hz 16:9 (native) HorFreq: 45000 Hz Clock: 74.250 MHz VIC 2 720x480@60Hz 4:3 HorFreq: 31469 Hz Clock: 27.000 MHz Extended tag: Video capability data block YCbCr quantization: No Data (0) RGB quantization: No Data (0) PT scan behaviour: No Data (0) IT scan behaviour: Support both over- and underscan (3) CE scan behaviour: Support both over- and underscan (3) Basic audio support Supports YCbCr 4:4:4 1 native detailed modes Detailed mode: Clock 27.000 MHz, 160 mm x 90 mm 720 736 798 858 hborder 0 480 489 495 525 vborder 0 -hsync -vsync analog composite VertFreq: 59 Hz, HorFreq: 31468 Hz Checksum: 0x29 (valid) One or more of the timings is out of range of the Monitor Ranges: Vertical Freq: 56 - 75 Hz Horizontal Freq: 31468 - 82300 Hz Maximum Clock: 156.000 MHz EDID block does not conform at all! Both the serial number ... edid-decode "/sys/class/drm/card0-VGA-1/edid": EDID (hex): 00ffffffffffff001e6d904401010101 031401036a261778ea30319c564d9826 165054a76f80950f81808140714f0101 0101010101019a29a0d0518422305098 360072e81000001c000000fd00384b1e 530e000a202020202020000000fc0057 313735320a20202020202020000000fc 000a202020202020202020202020004a Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 03 basic params: 6a 26 17 78 ea chroma info: 30 31 9c 56 4d 98 26 16 50 54 established: a7 6f 80 standard: 95 0f 81 80 81 40 71 4f 01 01 01 01 01 01 01 01 descriptor 1: 9a 29 a0 d0 51 84 22 30 50 98 36 00 72 e8 10 00 00 1c descriptor 2: 00 00 00 fd 00 38 4b 1e 53 0e 00 0a 20 20 20 20 20 20 descriptor 3: 00 00 00 fc 00 57 31 37 35 32 0a 20 20 20 20 20 20 20 descriptor 4: 00 00 00 fc 00 0a 20 20 20 20 20 20 20 20 20 20 20 20 extensions: 00 checksum: 4a EDID version: 1.3 Manufacturer: GSM Model 4490 Serial Number ... Made in week 3 of 2010 Analog display, Input voltage level: 0.7/0.7 V Sync: Separate SyncOnGreen Maximum image size: 38 cm x 23 cm Gamma: 2.20 DPMS levels: Standby Suspend Off RGB color display First detailed timing is preferred timing Display x,y Chromaticity: Red: 0.6093, 0.3388 Green: 0.3007, 0.5937 Blue: 0.1484, 0.0888 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@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@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: 1440x900@75Hz 16:10 HorFreq: 82300 Hz Clock: 156.000 MHz 1280x1024@60Hz 5:4 HorFreq: 64000 Hz Clock: 108.000 MHz 1280x960@60Hz 4:3 HorFreq: 60000 Hz Clock: 108.000 MHz 1152x864@75Hz 4:3 HorFreq: 67500 Hz Clock: 108.000 MHz Detailed mode: Clock 106.500 MHz, 370 mm x 232 mm 1440 1520 1672 1904 hborder 0 900 903 909 934 vborder 0 -hsync +vsync VertFreq: 59 Hz, HorFreq: 55934 Hz Monitor ranges (GTF): 56-75Hz V, 30-83kHz H, max dotclock 140MHz Monitor name: W1752 Checksum: 0x4a (valid) One or more of the timings is out of range of the Monitor Ranges: Vertical Freq: 56 - 75 Hz Horizontal Freq: 31469 - 82300 Hz Maximum Clock: 156.000 MHz