edid-decode "/sys/class/drm/card0-HDMI-A-1/edid": EDID (hex): 00ffffffffffff0004725a2801000000 0f15010381351d78ebb290a456549f27 0c5054afcf008180818fa9c0b300d1c0 81c001010101023a801871382d40582c 4500132b2100001e011d007251d01e20 6e285500132b2100001e21399030621a 274068b03600132b2100001c000000fc 00414345520a202020202020202000ba Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 03 basic params: 81 35 1d 78 eb chroma info: b2 90 a4 56 54 9f 27 0c 50 54 established: af cf 00 standard: 81 80 81 8f a9 c0 b3 00 d1 c0 81 c0 01 01 01 01 descriptor 1: 02 3a 80 18 71 38 2d 40 58 2c 45 00 13 2b 21 00 00 1e descriptor 2: 01 1d 00 72 51 d0 1e 20 6e 28 55 00 13 2b 21 00 00 1e descriptor 3: 21 39 90 30 62 1a 27 40 68 b0 36 00 13 2b 21 00 00 1c descriptor 4: 00 00 00 fc 00 41 43 45 52 0a 20 20 20 20 20 20 20 20 extensions: 00 checksum: ba EDID version: 1.3 Manufacturer: ACR Model 285a Serial Number ... Made in week 15 of 2011 Digital display DFP 1.x compatible TMDS Maximum image size: 53 cm x 29 cm Gamma: 2.20 DPMS levels: Standby Suspend Off RGB color display First detailed timing is preferred timing Supports GTF timings within operating range Display x,y Chromaticity: Red: 0.6425, 0.3388 Green: 0.3281, 0.6230 Blue: 0.1542, 0.0478 White: 0.3125, 0.3281 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@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 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 Standard timings supported: 1280x1024@60Hz 5:4 HorFreq: 64000 Hz Clock: 108.000 MHz 1280x1024@75Hz 5:4 HorFreq: 80000 Hz Clock: 135.000 MHz 1600x900@60Hz 16:9 1680x1050@60Hz 16:10 HorFreq: 64700 Hz Clock: 119.000 MHz 1920x1080@60Hz 16:9 1280x720@60Hz 16:9 Detailed mode: Clock 148.500 MHz, 531 mm x 299 mm 1920 2008 2052 2200 hborder 0 1080 1084 1089 1125 vborder 0 +hsync +vsync VertFreq: 60 Hz, HorFreq: 67500 Hz Detailed mode: Clock 74.250 MHz, 531 mm x 299 mm 1280 1390 1430 1650 hborder 0 720 725 730 750 vborder 0 +hsync +vsync VertFreq: 60 Hz, HorFreq: 45000 Hz Detailed mode: Clock 146.250 MHz, 531 mm x 299 mm 1680 1784 1960 2240 hborder 0 1050 1053 1059 1089 vborder 0 -hsync +vsync VertFreq: 59 Hz, HorFreq: 65290 Hz Monitor name: ACER Checksum: 0xba (valid) EDID block does NOT conform to EDID 1.3! Missing monitor ranges