Lenovo 4420HB2 Panduan Pengguna - Halaman 27

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Troubleshooting

If you have a problem setting up or using your monitor, you might be able to solve it

yourself. Before calling your dealer or Lenovo, try the suggested actions that are

appropriate to your problem.

Table 3-2. Troubleshooting

Problem

The words "Out

of Range" are

shown on the

screen, and the

power indicator

is flashing green.

The image

quality is

unacceptable.

The power

indicator is not

lit and there is

no image.

Possible cause

Suggested action

The system is set to a

display mode which is

not supported by the

monitor.

The video signal cable is

Be sure the signal cable is firmly

not connected with the

plugged into the system and monitor.

monitor or system

completely.

The color settings may

Select another color setting from the

be incorrect.

OSD menu.

The automatic image

Perform automatic image setup.

setup function was not

performed.

The monitors power

switch is not switched

on.

The power cord is

loose or

disconnected.

There is no power at

the outlet.

If you are replacing an old monitor,

reconnect it and adjust the display

mode to within the specified range

for your new monitor.

If using a Windows system, restart

the system in safe mode, then select

a supported display mode for your

computer.

If these options do not work,

contact the Support Center.

Be sure the power cord is connected

properly.

Be sure the outlet has power.

Power on the monitor.

Try using another power cord.

Try using another electrical outlet.

Chapter 3. Reference information

Reference

"Selecting a

supported

display

mode" on

page 2-6

"Connecting

and turning

on your

monitor" on

Page 1-4

"Adjusting

your monitor

image" on

page 2-3