JVC rs-840UD User Manual download pdf (Page 41)

40

Troubleshooting

No image is displayed

l Is the power cord connected?

See if the power cord is properly •

connected to the outlet.

l Is the power indicator light on?

See if the power switch is turned on.•

l Power is on, power indicator

is blue but the screen appears

extremely dark.

Adjust brightness and contrast again.•

Backlight may need repair.•

l Is the power indicator amber?

If the display is in power saving mode, •

move the mouse or press any key.

Turn both devices off and then back on.•

l Does the ‘NO SIGNAL’

message appear?

The signal cable between PC and display •

is not connected. Check the signal cable.

Press INPUT on the remote control to •

check the input signal.

The screen image looks abnormal

l Is the screen positioned?

D-SUB analog signal –Select • Auto

Adjustment in Size & Position menu to

automatically select the optimal screen

status that ts the current mode.

l Do thin lines appear in the

background?

D-SUB analog signal –Select • Auto

Adjustment in Size & Position menu to

automatically select the optimal screen

status that ts the current mode. If the

adjustment is not satisfactory, use the

Fine Tune menu.

l Power is on, power indicator

is blue but the screen appears

extremely dark.

D-SUB analog signal ––Select • Auto

Adjustment in Size & Position menu to

automatically select the optimal screen

status that ts the current mode. If the

adjustment is not satisfactory, use the

Fine Tune menu.

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