Acer AL2021 - Manual (Page 4)

4
English
c Power Code Attach the monitor to the power cord which should then be
inserted into a properly grounded electric socket.
d VGA Cable Connect the signal cable to the VGA output socket of the
graphics card on the computer. Then tighten the
thumbscrews on the connector.
e Audio cable Connect the audio input socket of the LCD monitor and the
computer by means of the audio cable.
f DVI-D Cable Connect the signal cable to the DVI-D output socket of the
graphics card on the computer. Then tighten the
thumbscrews on the connector.
！ WARNING:
1. Make sure the VGA card of your computer to connect the correct cable.
2. Make sure the shape of the plug matches the shape of the socket it is inserted into.
And that none of the pins are bent or otherwise damaged.
VGA DVI-D
Switching the Power
1. First, turn on the hard power switch which is beside the AC power socket of monitor.
2. Switch the power on to the monitor.
3. Then switch the power on to the computer.
4. When you see the LED on the power button go blue, and the other button go green,
this indicates the computer is ready for use. Allow about 10 seconds for the video
signal to appear. If you do not see the blue light on the power button or a video signal,
check the connections.