edid-decode "/sys/class/drm/card0-eDP-1/edid": EDID (hex): 00ffffffffffff0030e4570600000000 001d0104a522137803ef85a3544c9e26 0e505400000001010101010101010101 0101010101015e8780a070384d403020 350058c21000001a0000000000000000 00000000000000000000000000fe004c 4720446973706c61790a2020000000fe 004c503135365746472d5350503100a2 Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 04 basic params: a5 22 13 78 03 chroma info: ef 85 a3 54 4c 9e 26 0e 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: 5e 87 80 a0 70 38 4d 40 30 20 35 00 58 c2 10 00 00 1a 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 47 2d 53 50 50 31 extensions: 00 checksum: a2 EDID version: 1.4 Manufacturer: LGD Model 657 Serial Number ... Made in year 2019 Digital display 8 bits per primary color channel DisplayPort interface Maximum image size: 34 cm x 19 cm Gamma: 2.20 Supported color formats: RGB 4:4:4 First detailed timing includes the native pixel format and preferred refresh rate Display is continuous frequency Display x,y Chromaticity: Red: 0.6396, 0.3300 Green: 0.2998, 0.6201 Blue: 0.1503, 0.0546 White: 0.3134, 0.3291 Established timings supported: Standard timings supported: Detailed mode: Clock 346.540 MHz, 344 mm x 194 mm 1920 1968 2000 2080 hborder 0 1080 1083 1088 1157 vborder 0 +hsync -vsync VertFreq: 143 Hz, HorFreq: 166605 Hz Manufacturer-specified data, tag 0 ASCII string: LG Display ASCII string: LP156WFG-SPP1 Checksum: 0xa2 (valid) EDID block does NOT conform to EDID 1.4! Missing name descriptor Missing monitor ranges