Flashcards
Display Device Connectors
Cards in this deck (21)
- 1VGADB-15
3 rows of 15 pins
HD15 or DE15
Mini VGA - 2DVITransitional Minimized Differential Signalling (TMDS)
DVI-A - not support dual link
DVI-D - 24-pin dual link/ 18-pin - single link
DVI-I - single link 18-pin plus add 4 for analog - 3HDMI19-pin
HDTV/ SDTV/EDTV
50 feet or more length - 4Mini-HDMIportable devices
some pins have diff transmission functions
micro-HDMI available - 5DisplayPortuse TMDS - send high bandwidth audio and video signals
20-pin
similar to PCIe
high quality gaming
high end graphics - 6ComponentRGB
analog video onto 3 or more channels
Y - brightness
Pr - red minus brightness
Pb - blue minus brightness
high end video cameras - 7Composite VideoAnalog (picture only)
combined with sound
one channel - 8RCAAudio and video
power cable, loud speaker, digital audio
Yellow- various composite connections
Red - right channel of audio
White/Black - left channel of audio - 9CoaxialCopper
Data transmitted over central conductor
outer shielding reduces EMI - 10Bayonet Neill-Concelman (BNC)coaxial to carry RF
radio equipment/aviation electronics/video signals
2 versions - 11miniDin-4S-Video
analog - video on 2 channels (brightness and color)
480i and 576i resolution
Mini-Din 6 - PS/2 - 12Dark ScreenPower
turn on power/ reconnect cables
reset circuit board - 13Dim Image or no imagedisplay cable disconnected
reconnect and re-seat cables
adjust brightness or contrast
wake from power saving mode - 14Flickering or distortion on CRT monitorsdisplay cables need to be adjusted
bent/broken pins
incorrect display adapter
refresh rate too low
EMI
check color depth
boot in VGA mode and check correct adapter and drivers - 15Display turns itself offpower management enabled
Check CMOS settings
video card overheating - 16Application problemsblank/flickering/acts erratically - change color depth or resolution
adjust settings - 17Defective PixelsDead Pixels - LCD picture and black spots with no light
Stuck Pixels - only light, appear out of place when display is on
Contact display manufacturer to check warranty - 18Colour Issuesadjust tint in display settings
degauss monitor - 19Distorted geometryrunning at unsuitable resolutions for monitor
monitor controls
EMI - 20Burn in/ image persistenceless prevalent with LCD
correct and prevent by using changing screensaver - 21Oversized images and iconsadjust screen resolution
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- CompTIA CompTIA A+ 220-901 Flashcards on Display Device Connectors, created by Harriet Kiggin on 03/02/2019.
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- Harriet Kiggin
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