edid-decode "/sys/class/drm/card0-VGA-1/edid": EDID (hex): 00ffffffffffff0010ac0ba055563532 130f010368221b78eecaf6a357479e23 114f54a54b00714f8180010101010101 010101010101302a009851002a403070 1300520e1100001e000000ff00553439 3331353535323556550a000000fc0044 454c4c204531373346500a20000000fd 00384b1f500e000a20202020202000b6 Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 03 basic params: 68 22 1b 78 ee chroma info: ca f6 a3 57 47 9e 23 11 4f 54 established: a5 4b 00 standard: 71 4f 81 80 01 01 01 01 01 01 01 01 01 01 01 01 descriptor 1: 30 2a 00 98 51 00 2a 40 30 70 13 00 52 0e 11 00 00 1e descriptor 2: 00 00 00 ff 00 55 34 39 33 31 35 35 35 32 35 56 55 0a descriptor 3: 00 00 00 fc 00 44 45 4c 4c 20 45 31 37 33 46 50 0a 20 descriptor 4: 00 00 00 fd 00 38 4b 1f 50 0e 00 0a 20 20 20 20 20 20 extensions: 00 checksum: b6 EDID version: 1.3 Manufacturer: DEL Model a00b Serial Number ... Analog display, Input voltage level: 0.7/0.7 V Sync: Separate Maximum image size: 34 cm x 27 cm Gamma: 2.20 DPMS levels: Standby Suspend Off RGB color display Default (sRGB) color space is primary color space First detailed timing is preferred timing Display x,y Chromaticity: Red: 0.6396, 0.3398 Green: 0.2792, 0.6191 Blue: 0.1396, 0.0693 White: 0.3095, 0.3300 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@60Hz 4:3 HorFreq: 37900 Hz Clock: 40.000 MHz 800x600@75Hz 4:3 HorFreq: 46900 Hz Clock: 49.500 MHz 1024x768@60Hz 4:3 HorFreq: 48400 Hz Clock: 65.000 MHz 1024x768@75Hz 4:3 HorFreq: 60000 Hz Clock: 78.750 MHz 1280x1024@75Hz 5:4 HorFreq: 80000 Hz Clock: 135.000 MHz Standard timings supported: 1152x864@75Hz 4:3 HorFreq: 67500 Hz Clock: 108.000 MHz 1280x1024@60Hz 5:4 HorFreq: 64000 Hz Clock: 108.000 MHz Detailed mode: Clock 108.000 MHz, 338 mm x 270 mm 1280 1328 1440 1688 hborder 0 1024 1025 1028 1066 vborder 0 +hsync +vsync VertFreq: 60 Hz, HorFreq: 63981 Hz Serial number: ... Monitor name: DELL E173FP Monitor ranges (GTF): 56-75Hz V, 31-80kHz H, max dotclock 140MHz Checksum: 0xb6 (valid) EDID block does NOT conform to EDID 1.3! sRGB is signaled, but the chromaticities do not match EDID block does not conform at all! Bad year of manufacture edid-decode "/sys/class/drm/card1-VGA-2/edid": EDID (hex): 00ffffffffffff0015a335029b420000 2c0c0101081e17c6e85c119e59479b27 10484fadce0000000000000000000000 000000000000c31e0020410020301060 13001e16000000000000000000000000 00000000000000000000000000fd003c 4b1f3c08000a202020202020000000fe 004d5a4f553032353030313939380071 Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 01 basic params: 08 1e 17 c6 e8 chroma info: 5c 11 9e 59 47 9b 27 10 48 4f established: ad ce 00 standard: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 descriptor 1: c3 1e 00 20 41 00 20 30 10 60 13 00 1e 16 00 00 00 00 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 fd 00 3c 4b 1f 3c 08 00 0a 20 20 20 20 20 20 descriptor 4: 00 00 00 fe 00 4d 5a 4f 55 30 32 35 30 30 31 39 39 38 extensions: 00 checksum: 71 EDID version: 1.1 Manufacturer: EMC Model 235 Serial Number ... Analog display, Input voltage level: 0.7/0.3 V Sync: Separate Maximum image size: 30 cm x 23 cm Gamma: 2.98 DPMS levels: Standby Suspend Off RGB color display Display x,y Chromaticity: Red: 0.6181, 0.3486 Green: 0.2802, 0.6054 Blue: 0.1523, 0.0634 White: 0.2812, 0.3095 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@72Hz 4:3 HorFreq: 37900 Hz Clock: 31.500 MHz 640x480@75Hz 4:3 HorFreq: 37500 Hz Clock: 31.500 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 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 Standard timings supported: non-conformant standard timing (0 horiz) non-conformant standard timing (0 horiz) non-conformant standard timing (0 horiz) non-conformant standard timing (0 horiz) non-conformant standard timing (0 horiz) non-conformant standard timing (0 horiz) non-conformant standard timing (0 horiz) non-conformant standard timing (0 horiz) Detailed mode: Clock 78.750 MHz, 30 mm x 22 mm 1024 1040 1136 1312 hborder 0 768 769 772 800 vborder 0 -hsync -vsync analog composite VertFreq: 75 Hz, HorFreq: 60022 Hz Manufacturer-specified data, tag 0 Monitor ranges (GTF): 60-75Hz V, 31-60kHz H, max dotclock 80MHz ASCII string: MZOU025001998 Checksum: 0x71 (valid) EDID block does NOT conform to EDID 1.0! Has descriptor blocks other than detailed timings One or more of the timings is out of range of the Monitor Ranges: Vertical Freq: 60 - 75 Hz Horizontal Freq: 31469 - 60022 Hz Maximum Clock: 78.750 MHz EDID block does not conform at all! Bad year of manufacture