Dell P1424H User Manual page 21

NOTE: When you encounter abnormal charging condition, please check your
power capacity of power adapter connected with P1424H and make sure it is
enough for P1424H and other devices. In order to use the monitor smoothly,
please refer to the
NOTE: When disconnecting the power adapter from the P1424H, a blank
screen will appear.
NOTE: When connecting 90 W or above adapter, Maximum power delivery
output from the monitor is 65 W.
When connecting 65 W adapter, Maximum power delivery output from the
monitor is 45 W.
When connecting 45 W adapter, Maximum power delivery output from the
monitor is 30 W.
When connecting <30 W adapter, Maximum power delivery output from the
monitor is 7.5 W.
The Dell monitor P1424H can only output a maximum of 65 W to the system.
If the system requires 90 W or above, it will need 90 W or above adapters
connected to the system or the battery will drain during usage.
Preset display modes and Power management.
Setting up the monitor
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