Lenovo ThinkVision E28u-20 28" 4K HDR Monitor - Manual (Page 15)

5. Connect the audio cable of the speaker and the audio jack of the monitor to
transmit the audio source from HDMI or DP.
Note: HDMI or DP mode audio output.
6. Plug the power cord into the display, and then plug the display power cord
and computer cord into a grounded power outlet.
Note: A certified power cord must be used for this equipment. The installation
and/o r equipment regulations of the country concerned should be taken into
account. The certified power cable used should not be lighter than the normal
PVC cable (marked H05VV-F 3G 0.75mm
2
or H05VVH2-F2 3G 0.75mm
2
) as
specified in IEC 60227. In addition, synthetic rubber cords as specified in IEC
60245 (marked H05RR-F 3G 0.75mm
2
) should be used.
Chapter 1. New Member Guide 1-8