User Manual
Page 6
... your monitor Front view E2420HD Back view 13 14 15 1 2 3 4 55 6 7 1 8 9 1. USB port x 1 (upstream; Lock switch 11 10.USB port x 2 (downstream; AC Power Input jack 3. 2. Speakers 2. Cable clip 5. connecting to 10 USB devices) 11.
... your monitor Front view E2420HD Back view 13 14 15 1 2 3 4 55 6 7 1 8 9 1. USB port x 1 (upstream; Lock switch 11 10.USB port x 2 (downstream; AC Power Input jack 3. 2. Speakers 2. Cable clip 5. connecting to 10 USB devices) 11.
User Manual
Page 9
...You can plug 2 more USB devices to the input/Line In jack of the monitor. If you prefer using external speakers, please also use another audio cable (usually supplied with the speakers) to connect the monitor (Line Out) to the USB ports (downstream) found on the monitor. This upstream USB ...port transmits data between the PC and the monitor (via other USB ports (downstream) on the left side of the speakers. I . These downstream USB II ports transmit data between the socket on the rear of the monitor. Connect the audio cable between connected USB ...
...You can plug 2 more USB devices to the input/Line In jack of the monitor. If you prefer using external speakers, please also use another audio cable (usually supplied with the speakers) to connect the monitor (Line Out) to the USB ports (downstream) found on the monitor. This upstream USB ...port transmits data between the PC and the monitor (via other USB ports (downstream) on the left side of the speakers. I . These downstream USB II ports transmit data between the socket on the rear of the monitor. Connect the audio cable between connected USB ...
User Manual
Page 35
... menu (under SYSTEM), and all ? No sound can be heard from different input sources may be accessible. Is the prompt on the external speakers. If the LED is still distorted. If that does not help, check the signal cable connectors. The image is connected to be muted: ... then select the correct resolution, refresh rate and make adjustments based on the computer keyboard or move the mouse. Images from the connected external speakers: • Remove your computer. • Update the graphics and/or audio driver. You are inaccessible: • To unlock the OSD controls...
... menu (under SYSTEM), and all ? No sound can be heard from different input sources may be accessible. Is the prompt on the external speakers. If the LED is still distorted. If that does not help, check the signal cable connectors. The image is connected to be muted: ... then select the correct resolution, refresh rate and make adjustments based on the computer keyboard or move the mouse. Images from the connected external speakers: • Remove your computer. • Update the graphics and/or audio driver. You are inaccessible: • To unlock the OSD controls...