edid-decode "/sys/class/drm/card0-DP-5/edid": EDID (hex): 00ffffffffffff0010ac96a14c575231 031f0103803c2278ea5095a8544ea526 0f5054a54b00714f8180a9c0a940d1c0 010101010101023a801871382d402c58 4500ffff0000001e000000ff00444446 304d34330a2020202020000000fc0044 454c4c20533237323151530a000000fd 00283c82893c000a2020202020200199 020345f1546101020304050607101112 1415161f20215d5e5f23090707830100 006d030c001000384420006003020167 d85dc401788001e40f010000681a0000 0101283ce6565e00a0a0a02950302035 0055502100001a000000000000000000 00000000000000000000000000000000 0000000000000000000000000000002e Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 03 basic params: 80 3c 22 78 ea chroma info: 50 95 a8 54 4e a5 26 0f 50 54 established: a5 4b 00 standard: 71 4f 81 80 a9 c0 a9 40 d1 c0 01 01 01 01 01 01 descriptor 1: 02 3a 80 18 71 38 2d 40 2c 58 45 00 ff ff 00 00 00 1e descriptor 2: 00 00 00 ff 00 44 44 46 30 4d 34 33 0a 20 20 20 20 20 descriptor 3: 00 00 00 fc 00 44 45 4c 4c 20 53 32 37 32 31 51 53 0a descriptor 4: 00 00 00 fd 00 28 3c 82 89 3c 00 0a 20 20 20 20 20 20 extensions: 01 checksum: 99 EDID version: 1.3 Manufacturer: DEL Model a196 Serial Number ... Made in week 3 of 2021 Digital display Maximum image size: 60 cm x 34 cm Gamma: 2.20 DPMS levels: Standby Suspend Off RGB color display First detailed timing is preferred timing Display x,y Chromaticity: Red: 0.6572, 0.3291 Green: 0.3046, 0.6445 Blue: 0.1503, 0.0595 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@75Hz 4:3 HorFreq: 37500 Hz Clock: 31.500 MHz 800x600@60Hz 4:3 HorFreq: 37900 Hz Clock: 40.000 MHz 800x600@75Hz 4:3 HorFreq: 46900 Hz Clock: 49.500 MHz 1024x768@60Hz 4:3 HorFreq: 48400 Hz Clock: 65.000 MHz 1024x768@75Hz 4:3 HorFreq: 60000 Hz Clock: 78.750 MHz 1280x1024@75Hz 5:4 HorFreq: 80000 Hz Clock: 135.000 MHz Standard timings supported: 1152x864@75Hz 4:3 HorFreq: 67500 Hz Clock: 108.000 MHz 1280x1024@60Hz 5:4 HorFreq: 64000 Hz Clock: 108.000 MHz 1600x900@60Hz 16:9 1600x1200@60Hz 4:3 HorFreq: 75000 Hz Clock: 162.000 MHz 1920x1080@60Hz 16:9 Detailed mode: Clock 148.500 MHz, 255 mm x 255 mm 1920 1964 2052 2200 hborder 0 1080 1084 1089 1125 vborder 0 +hsync +vsync VertFreq: 60 Hz, HorFreq: 67500 Hz Serial number: ... Monitor name: DELL S2721QS Monitor ranges (GTF): 40-60Hz V, 130-137kHz H, max dotclock 600MHz Has 1 extension blocks Checksum: 0x99 (valid) CTA extension block Extension version: 3 65 bytes of CTA data Video data block VIC 97 3840x2160@60Hz 16:9 HorFreq: 135000 Hz Clock: 594.000 MHz VIC 1 640x480@60Hz 4:3 HorFreq: 31469 Hz Clock: 25.175 MHz VIC 2 720x480@60Hz 4:3 HorFreq: 31469 Hz Clock: 27.000 MHz VIC 3 720x480@60Hz 16:9 HorFreq: 31469 Hz Clock: 27.000 MHz VIC 4 1280x720@60Hz 16:9 HorFreq: 45000 Hz Clock: 74.250 MHz VIC 5 1920x1080i@60Hz 16:9 HorFreq: 33750 Hz Clock: 74.250 MHz VIC 6 1440x480i@60Hz 4:3 HorFreq: 15734 Hz Clock: 27.000 MHz VIC 7 1440x480i@60Hz 16:9 HorFreq: 15734 Hz Clock: 27.000 MHz VIC 16 1920x1080@60Hz 16:9 HorFreq: 67500 Hz Clock: 148.500 MHz VIC 17 720x576@50Hz 4:3 HorFreq: 31250 Hz Clock: 27.000 MHz VIC 18 720x576@50Hz 16:9 HorFreq: 31250 Hz Clock: 27.000 MHz VIC 20 1920x1080i@50Hz 16:9 HorFreq: 28125 Hz Clock: 74.250 MHz VIC 21 1440x576i@50Hz 4:3 HorFreq: 15625 Hz Clock: 27.000 MHz VIC 22 1440x576i@50Hz 16:9 HorFreq: 15625 Hz Clock: 27.000 MHz VIC 31 1920x1080@50Hz 16:9 HorFreq: 56250 Hz Clock: 148.500 MHz VIC 32 1920x1080@24Hz 16:9 HorFreq: 27000 Hz Clock: 74.250 MHz VIC 33 1920x1080@25Hz 16:9 HorFreq: 28125 Hz Clock: 74.250 MHz VIC 93 3840x2160@24Hz 16:9 HorFreq: 54000 Hz Clock: 297.000 MHz VIC 94 3840x2160@25Hz 16:9 HorFreq: 56250 Hz Clock: 297.000 MHz VIC 95 3840x2160@30Hz 16:9 HorFreq: 67500 Hz Clock: 297.000 MHz Audio data block Linear PCM, max channels 2 Supported sample rates (kHz): 48 44.1 32 Supported sample sizes (bits): 24 20 16 Speaker allocation data block Speaker map: FL/FR - Front Left/Right Vendor-specific data block, OUI 000c03 (HDMI) Source physical address 1.0.0.0 DC_36bit DC_30bit DC_Y444 Maximum TMDS clock: 340MHz Extended HDMI video details: HDMI VIC 3 3840x2160@24Hz 16:9 HorFreq: 54000 Hz Clock: 297.000 MHz HDMI VIC 2 3840x2160@25Hz 16:9 HorFreq: 56250 Hz Clock: 297.000 MHz HDMI VIC 1 3840x2160@30Hz 16:9 HorFreq: 67500 Hz Clock: 297.000 MHz Vendor-specific data block, OUI c45dd8 (HDMI Forum) Version: 1 Maximum TMDS Character Rate: 600MHz SCDC Present Supports 10-bits/component Deep Color 4:2:0 Pixel Encoding Extended tag: YCbCr 4:2:0 capability map data block VSD Index 0 Vendor-specific data block, OUI 00001a Underscans PC formats by default Basic audio support Supports YCbCr 4:4:4 Supports YCbCr 4:2:2 1 native detailed modes Detailed mode: Clock 241.500 MHz, 597 mm x 336 mm 2560 2608 2640 2720 hborder 0 1440 1443 1448 1481 vborder 0 +hsync -vsync VertFreq: 59 Hz, HorFreq: 88786 Hz Checksum: 0x2e (valid) One or more of the timings is out of range of the Monitor Ranges: Vertical Freq: 24 - 75 Hz Horizontal Freq: 15625 - 135000 Hz Maximum Clock: 594.000 MHz EDID block does not conform at all! Both the serial number ... edid-decode "/sys/class/drm/card0-eDP-1/edid": EDID (hex): 00ffffffffffff004d103b1400000000 24190104a523137806df50a35435b526 0f505400000001010101010101010101 0101010101014dd000a0f0703e803020 35005ac2100000180000001000000000 00000000000000000000000000100000 000000000000000000000000000000fe 004c5131353644314a5730350a200026 Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 04 basic params: a5 23 13 78 06 chroma info: df 50 a3 54 35 b5 26 0f 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: 4d d0 00 a0 f0 70 3e 80 30 20 35 00 5a c2 10 00 00 18 descriptor 2: 00 00 00 10 00 00 00 00 00 00 00 00 00 00 00 00 00 00 descriptor 3: 00 00 00 10 00 00 00 00 00 00 00 00 00 00 00 00 00 00 descriptor 4: 00 00 00 fe 00 4c 51 31 35 36 44 31 4a 57 30 35 0a 20 extensions: 00 checksum: 26 EDID version: 1.4 Manufacturer: SHP Model 143b Serial Number ... Made in week 36 of 2015 Digital display 8 bits per primary color channel DisplayPort interface Maximum image size: 35 cm x 19 cm Gamma: 2.20 Supported color formats: RGB 4:4:4 Default (sRGB) color space is primary color space First detailed timing includes the native pixel format and preferred refresh rate Display x,y Chromaticity: Red: 0.6396, 0.3291 Green: 0.2099, 0.7099 Blue: 0.1494, 0.0595 White: 0.3125, 0.3281 Established timings supported: Standard timings supported: Detailed mode: Clock 533.250 MHz, 346 mm x 194 mm 3840 3888 3920 4000 hborder 0 2160 2163 2168 2222 vborder 0 -hsync -vsync VertFreq: 59 Hz, HorFreq: 133312 Hz Dummy block Dummy block ASCII string: LQ156D1JW05 Checksum: 0x26 (valid) EDID block does NOT conform to EDID 1.4! sRGB is signaled, but the chromaticities do not match Missing name descriptor Missing monitor ranges