
Ch pter 4. Troubleshooting
Gener l
1. The dock does not work fter connected to my computer.
Ensure ha :
• You use he accompanying ac power adap er, power cord, and USB-C cable.
• The dock is powered by i s power adap er. The dock always needs an ex ernal power adap er for
opera ion.
• The dock driver is ins alled on your compu er.
• The USB-C connec or on your compu er works well.
2. The function of wireless keybo rd or mouse (2.4 GHz) is interrupted. The mouse pointer l gs or
does not move. Some ch r cters re lost when I input by the keybo rd.
Connec he wireless device receiver o a USB 2.0 connec or on he dock.
3. The mouse or keybo rd c nnot w ke up my computer when connected to the Alw ys On USB 3.2
connector Gen 2 on the dock.
Connec he mouse or keyboard o a USB 2.0 connec or on he dock.
4. The ch rging speed for my device, such s sm rtphone, is slow.
Connec your device o he Always On USB 3.2 connec or Gen 2 on he dock.
5. My computer c nnot be ch rged by the dock.
Ensure ha :
• You use he accompanying ac power adap er, power cord, and USB-C cable o se up he dock.
• The USB-C connec or on your compu er suppor s ac inpu .
Video output
1. The extern l displ y is bl nk.
• Ensure ha :
– Your compu er is running correc ly and is no in sleep or hiberna ion mode. When he compu er is
in sleep or hiberna ion mode, he ex ernal display is always blank.
– The dock is securely connec ed o ac power, compu er, and ex ernal display.
– The dock driver is ins alled on your compu er.
• Reduce he resolu ion of he ex ernal display.
If he problem persis s, disconnec all cables from he dock, and unins all he dock driver. Then, reins all
he dock driver and reconnec all cables o he dock. See Chap er 2 “Se up he dock” on page 5.
2. I c nnot pl y b ck videos on the extern l displ y but c n pl y them b ck on the computer screen.
Some compu ers do no suppor High-bandwid h Digi al-con en Copy Pro ec ion (HDCP), so you
canno play back pro ec ed videos on he ex ernal display connec ed o he dock.
To play back videos on he ex ernal display, connec he ex ernal display o a DisplayPor or HDMI
connec or on your compu er. Then, se he display mode in o ex end mode or single-display mode from
your compu er. See “Configure he ex ernal displays” on page 7.
3. The im ges on the extern l displ y flutter.
• Ensure ha he display cable is securely connec ed o he dock.
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