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Veriton N4740G USER MANUAL
Chapter 4
Trouble Shooting
Troubleshooting and problem solution
a) Boot up failed.
1. Use the specified adapter provided by Acer India.
2. Check whether the adapter has been plugged in.
3. Check the connection between adapter and the system.
4. Check that the power button can be pushed normally. If it is successfully power
on , the green light from LED will show up.
5. If the boot up problem still exists after these checking steps, please turn to local
dealer or repair center for further customer service.
b) Black screen or no image is displayed on the monitor.
1. Check whether the monitor has been turned on or works normally on other sys-
tem.
2. Check whether the system has been power on successfully.
After assembling the PC for the first time you may experience some start up prob-
lems. Before calling for technical support or returning for warranty, this chapter
may help to address some of the common questions using some basic trouble-
shooting tips.
3. Check the cable is securely inserted into rear IO ports(VGA/HDMI) and also at
monitor side(VGA/HDMI).
4. If the display problem still exists after checking steps, please turn to local dealer
or repair center for further customer service.
1. Check whether the driver is correctly installed in “Device Manager”.If there is
yellow mark or unknown devices message shown in the list, please reinstall the
driver.
c) Display Error
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