edid-decode "/sys/class/drm/card0-LVDS-1/edid": EDID (hex): 00ffffffffffff0030e48e0300000000 00160103802213780a01a59c595a9b26 18505400000001010101010101010101 010101010101581b567e50000e302430 350058c2100000190000000000000000 00000000000000000000000000fe004c 4720446973706c61790a2020000000fe 004c503135365748342d544c4e3200c6 Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 03 basic params: 80 22 13 78 0a chroma info: 01 a5 9c 59 5a 9b 26 18 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: 58 1b 56 7e 50 00 0e 30 24 30 35 00 58 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 34 2d 54 4c 4e 32 extensions: 00 checksum: c6 EDID version: 1.3 Manufacturer: LGD Model 38e Serial Number ... Made in year 2012 Digital display Maximum image size: 34 cm x 19 cm Gamma: 2.20 RGB color display First detailed timing is preferred timing Display x,y Chromaticity: Red: 0.6093, 0.3476 Green: 0.3515, 0.6064 Blue: 0.1503, 0.0957 White: 0.3134, 0.3291 Established timings supported: Standard timings supported: Detailed mode: Clock 70.000 MHz, 344 mm x 194 mm 1366 1402 1450 1492 hborder 0 768 771 776 782 vborder 0 -hsync -vsync VertFreq: 59 Hz, HorFreq: 46916 Hz Manufacturer-specified data, tag 0 ASCII string: LG Display ASCII string: LP156WH4-TLN2 Checksum: 0xc6 (valid) EDID block does NOT conform to EDID 1.3! Missing name descriptor Missing monitor ranges edid-decode "/sys/class/drm/card0-VGA-1/edid": EDID (hex): 00ffffffffffff0022f0472601010101 300f010368211b8ceacaf6a357479e23 114f54adef8081800101010101010101 010101010101302a009851002a403070 1300510e11000018000000fd00324c1e 530e000a202020202020000000fc0048 5020767331370a2020202020000000ff 00434e44353438305858320a20200059 Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 03 basic params: 68 21 1b 8c ea chroma info: ca f6 a3 57 47 9e 23 11 4f 54 established: ad ef 80 standard: 81 80 01 01 01 01 01 01 01 01 01 01 01 01 01 01 descriptor 1: 30 2a 00 98 51 00 2a 40 30 70 13 00 51 0e 11 00 00 18 descriptor 2: 00 00 00 fd 00 32 4c 1e 53 0e 00 0a 20 20 20 20 20 20 descriptor 3: 00 00 00 fc 00 48 50 20 76 73 31 37 0a 20 20 20 20 20 descriptor 4: 00 00 00 ff 00 43 4e 44 35 34 38 30 58 58 32 0a 20 20 extensions: 00 checksum: 59 EDID version: 1.3 Manufacturer: HWP Model 2647 Serial Number ... Analog display, Input voltage level: 0.7/0.7 V Sync: Separate Maximum image size: 33 cm x 27 cm Gamma: 2.40 DPMS levels: Standby Suspend Off RGB color display First detailed timing is preferred timing Display x,y Chromaticity: Red: 0.6396, 0.3398 Green: 0.2792, 0.6191 Blue: 0.1396, 0.0693 White: 0.3095, 0.3300 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@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 832x624@75Hz 4:3 HorFreq: 49726 Hz Clock: 57.284 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 1152x870@75Hz 192:145 HorFreq: 67500 Hz Clock: 108.000 MHz Standard timings supported: 1280x1024@60Hz 5:4 HorFreq: 64000 Hz Clock: 108.000 MHz Detailed mode: Clock 108.000 MHz, 337 mm x 270 mm 1280 1328 1440 1688 hborder 0 1024 1025 1028 1066 vborder 0 -hsync -vsync VertFreq: 60 Hz, HorFreq: 63981 Hz Monitor ranges (GTF): 50-76Hz V, 30-83kHz H, max dotclock 140MHz Monitor name: HP vs17 Serial number: ... Checksum: 0x59 (valid) EDID block does not conform at all! Bad year of manufacture