ViewSonic VS12602 manual Display problems, Troubleshooting

		Troubleshooting
Display problems
Symptom		Possible solution
There is nothing visi-	•	Check the power cable and power adapter are well connected.
ble on the screen.
	•	Check the Power button indicator.
		- If the indicator does not light up, your computer is not being
		supplied power from an external power source via the power
		adapter. Check the connection between your computer, the
		power adapter, and the nearby outlet.
		- If the indicator flashes in blue, your computer has entered
		Sleep mode. Move your mouse or click any button on the key-
		board to wake the system.
		- If the Power button indicator lights up in blue, the computer is
		being supplied normally with power. Reconnect the power
		adapter and restart the system.
	•	Check if the LCD display power indicator stays green.
		- If the indicator lights up in amber, your monitor has entered
		Sleep mode. Press the Power button on the front panel to
		turn on the screen.
	•	Check if the brightness level of the display is adjusted
		correctly, and is not set too low or too high. Use the
		Brightness control by pressing the Brightness/Increase or
		Decrease buttons on the front panel to adjust the brightness
		level.
The images on the	•	Press the Auto-adjustbutton on the front panel of the
screen are too large or		computer.
too small, or the
	•	Check if the monitor is running at its native resolution.
images are blurred.		- Right-click the desktop, and then select Screen Resolution.
		In the opened window, set the Resolution to 1366 x 768, and
		then click Apply and OK to complete the settings.
The images on the	•	Press the Auto-adjustbutton on the front panel of the
screen are too bright		computer.
or too dark.
	•	Check if the brightness level of the display is adjusted
		correctly, and is not set too low or too high. Use the
		Brightness control by pressing the Brightness/Increase or
		Decrease buttons on the front panel to adjust the brightness
		level.

ViewSonic VPC101 48