Dell P3222QE Users Guide - Page 74

Problem, What you, experience, Possible solutions, drop to 30 Hz

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Problem No charging when using USB-C connection to computer, laptop, and so on What you experience No charging Intermittent charging when using USB-C connection to computer, laptop, and so on Refresh rate drop to 30 Hz or color bits drop to 6 bits No network connection Intermittent charging Refresh rate drop or color bits drop Network dropped or intermittent Possible solutions • Verify if the device can support one of 5 V/9 V/15 V/20 V charging profiles. • Verify if the Notebook requires a >65 W power adaptor. • If the Notebook requires a >65 W power adaptor, it may not charge with the USB-C connection. • Ensure that you use only Dell approved adapter or the adapter that comes with the product. • Ensure that the USB-C cable is not damaged. • Check if the maximum power consumption of device is over 65 W. • Ensure that you use only Dell approved adapter or the adapter that comes with the product. • Ensure that the USB-C cable is not damaged. • The monitor is 2 Lane default for USB-C, it need to switch the USB-C priortizaiotn to high resolution for full performance image for DP 1.2 platform. • Do not toggle Off/On the power button when network is connected, keeps the power button On. 74 | Troubleshooting

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Troubleshooting
Problem
What you
experience
Possible solutions
No charging
when using
USB-C
connection
to computer,
laptop, and so
on
No charging
• Verify if the device can support one of 5 V/9
V/15 V/20 V charging profiles.
• Verify if the Notebook requires a >65 W power
adaptor.
• If the Notebook requires a >65 W power
adaptor, it may not charge with the USB-C
connection.
• Ensure that you use only Dell approved adapter
or the adapter that comes with the product.
• Ensure that the USB-C cable is not damaged.
Intermittent
charging when
using USB-C
connection to
computer,
laptop, and so
on
Intermittent
charging
• Check if the maximum power consumption of
device is over 65 W.
• Ensure that you use only Dell approved adapter
or the adapter that comes with the product.
• Ensure that the USB-C cable is not damaged.
Refresh rate
drop to 30 Hz
or color bits
drop to 6 bits
Refresh rate
drop or color
bits drop
• The monitor is 2 Lane default for USB-C, it
need to switch the USB-C priortizaiotn to high
resolution for full performance image for DP 1.2
platform.
No network
connection
Network
dropped or
intermittent
• Do not toggle Off/On the power button when
network is connected, keeps the power button
On.