edid-decode "/sys/class/drm/card0-eDP-1/edid": EDID (hex): 00ffffffffffff0030e44f0400000000 0018010495231378ea0cf5a05b559226 0c505400000001010101010101010101 0101010101012e3680a070381f403020 350059c2100000190000000000000000 00000000000000000000000000fe004c 4720446973706c61790a2020000000fe 004c503135365746342d53504c310013 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: 0c f5 a0 5b 55 92 26 0c 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: 2e 36 80 a0 70 38 1f 40 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 46 34 2d 53 50 4c 31 extensions: 00 checksum: 13 EDID version: 1.4 Manufacturer: LGD Model 44f Serial Number ... Made in year 2014 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: 0.6250, 0.3554 Green: 0.3349, 0.5703 Blue: 0.1513, 0.0498 White: 0.3134, 0.3291 Established timings supported: Standard timings supported: Detailed mode: Clock 138.700 MHz, 345 mm x 194 mm 1920 1968 2000 2080 hborder 0 1080 1083 1088 1111 vborder 0 -hsync -vsync VertFreq: 60 Hz, HorFreq: 66682 Hz Manufacturer-specified data, tag 0 ASCII string: LG Display ASCII string: LP156WF4-SPL1 Checksum: 0x13 (valid) EDID block does NOT conform to EDID 1.4! Missing name descriptor Missing monitor ranges