BenQ H200:A user manual Troubleshooting, Symptoms Possible Causes

User’s manual

TROUBLESHOOTING

Before you call for service, determine the symptoms and make a few simple checks as shown below.

TV set:

SYMPTOMS	POSSIBLE CAUSES
Power does not turn ON	Ensure whether the power plug is securely inserted into the
	receptacle.
There is no picture or sound	Ensure the LCD TV power is ON (Indicated by the blue LED on the
	front of the unit)
	Reception other than those of broadcasting stations can be
	considered.
	Check for connection to wrong terminal or for wrong input mode.
	Ensure the communication cable is properly connected between the
	Video Source and the LCD TV.
There are spots on the screen	Check whether your AV equipments is affected by interference from
	automobiles, trains, high-voltage transmission lines, neon signs or
	other potential sources of interference.
Degraded colors or tints	Check whether all image adjustments have been properly adjusted.
Improper screen position or size	Check whether screen position and size have been properly adjusted.
The image appears distorted	Ensure the TV's aspect ratio is properly set.
The image is purple	Check the "Component" or "RGB" setting in the LCD TV and set it
	for the appropriate signal type.
The image appears too bright, and	Check whether the contrast setting is too high.
there is a loss of definition in the	The DVD player is set for a high-level output.
brightest areas of the image.	The video signal has not been terminated properly somewhere in the
	system.
The image appears too 'washed out',	Check whether Brightness is set too high.
or the darkest areas of the image	The DVD player may be set at too high a brightness level.
appear too bright.
If “xxx searching” appears, the image	Check the cable for disconnection.
or signal cannot be produced by	Check for connection to proper terminal or for proper input mode.
display.
Power indicator lamp appears flashes	Check the cable for disconnection.
blue	Check whether the screen is on power saving status (DPMS)
“Out of range” appears	Check whether the input signal is acceptable to the display.
Remote Control does not function	Check for incorrect battery orientation.
properly	Check for dead batteries
	Check for distance and angle from the display.
	Check whether remote control is properly being pointed at the
	display’s receiver.
	Check for any obstacle between the remote control and the display.
	Check that the remote sensor window is not under strong
	fluorescent lighting.
There is no picture or sound, just	Make sure the antenna cable is properly connected.
noise.	Consider whether TV signals are being properly received.
Picture is not clear.	Make sure the antenna cable is properly connected.
	Consider whether TV signals are being properly received.
No sound	Check whether you have selected “Mute” for Audio setting.
	Make sure the volume is not set to minimum.
	Make sure that headphones are not connected.
	Check cables for disconnection.

Troubleshooting 41