edid-decode "/sys/class/drm/card0-eDP-1/edid": EDID (hex): 00ffffffffffff0030e4f80300000000 0016010495231378ea05f59458569228 1e505400000001010101010101010101 010101010101ce1d56f4500016303020 350059c2100000190000000000000000 00000000000000000000000000fe004c 4720446973706c61790a2020000000fe 004c503135365748332d545053310025 Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 04 basic params: 95 23 13 78 ea chroma info: 05 f5 94 58 56 92 28 1e 50 54 established: 00 00 00 standard: 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 descriptor 1: ce 1d 56 f4 50 00 16 30 30 20 35 00 59 c2 10 00 00 19 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 fe 00 4c 47 20 44 69 73 70 6c 61 79 0a 20 20 descriptor 4: 00 00 00 fe 00 4c 50 31 35 36 57 48 33 2d 54 50 53 31 extensions: 00 checksum: 25 EDID version: 1.4 Manufacturer: LGD Model 3f8 Serial Number ... Made in year 2012 Digital display 6 bits per primary color channel DisplayPort interface Maximum image size: 35 cm x 19 cm Gamma: 2.20 DPMS levels: Standby Suspend Off Supported color formats: RGB 4:4:4, YCrCb 4:4:4 First detailed timing includes the native pixel format and preferred refresh rate Display x,y Chromaticity: Red: 0.5781, 0.3437 Green: 0.3369, 0.5712 Blue: 0.1591, 0.1201 White: 0.3134, 0.3291 Established timings supported: Standard timings supported: Detailed mode: Clock 76.300 MHz, 345 mm x 194 mm 1366 1414 1446 1610 hborder 0 768 771 776 790 vborder 0 -hsync -vsync VertFreq: 59 Hz, HorFreq: 47391 Hz Manufacturer-specified data, tag 0 ASCII string: LG Display ASCII string: LP156WH3-TPS1 Checksum: 0x25 (valid) EDID block does NOT conform to EDID 1.4! Missing name descriptor Missing monitor ranges