edid-decode "/sys/class/drm/card0-DVI-D-1/edid": EDID (hex): 00ffffffffffff0038a37e6601010101 2d0f0103801e1778eeb4a5a1584e9726 165054bfee0001010101010101010101 010101010101c31e0020410020301060 130030e41000001e000000fd00384b1f 3c08000a202020202020000000fc004c 4344313537304e580a202020000000ff 00355831313132333554410a202000cc Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 03 basic params: 80 1e 17 78 ee chroma info: b4 a5 a1 58 4e 97 26 16 50 54 established: bf ee 00 standard: 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 descriptor 1: c3 1e 00 20 41 00 20 30 10 60 13 00 30 e4 10 00 00 1e descriptor 2: 00 00 00 fd 00 38 4b 1f 3c 08 00 0a 20 20 20 20 20 20 descriptor 3: 00 00 00 fc 00 4c 43 44 31 35 37 30 4e 58 0a 20 20 20 descriptor 4: 00 00 00 ff 00 35 58 31 31 31 32 33 35 54 41 0a 20 20 extensions: 00 checksum: cc EDID version: 1.3 Manufacturer: NEC Model 667e Serial Number ... Digital display Maximum image size: 30 cm x 23 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: 0.6308, 0.3466 Green: 0.3056, 0.5898 Blue: 0.1503, 0.0878 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 Standard timings supported: Detailed mode: Clock 78.750 MHz, 304 mm x 228 mm 1024 1040 1136 1312 hborder 0 768 769 772 800 vborder 0 +hsync +vsync VertFreq: 75 Hz, HorFreq: 60022 Hz Monitor ranges (GTF): 56-75Hz V, 31-60kHz H, max dotclock 80MHz Monitor name: LCD1570NX Serial number: ... Checksum: 0xcc (valid) EDID block does NOT conform to EDID 1.3! sRGB is signaled, but the chromaticities do not match One or more of the timings is out of range of the Monitor Ranges: Vertical Freq: 56 - 75 Hz Horizontal Freq: 31469 - 60022 Hz Maximum Clock: 78.750 MHz EDID block does not conform at all! Bad year of manufacture