Sony CPD-G400 User Manual download pdf (Page 18)

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CPD-G400

3-867-606-21 (1)

* If a second degauss cycle is needed, allow a minimum interval of 20 minutes for the best result. A humming noise may be heard, but this is not a

malfunction.

Displaying this monitor’s name, serial number,

and date of manufacture.

While the monitor is receiving a video signal, press and hold the

center of the control button for more than five seconds to display

this monitor’s information box.

If the problem persists, call your authorized Sony dealer and give

the following information.

• Model name: CPD-G400

• Serial number

• Name and specifications of your computer and graphics board.

Self-diagnosis function

This monitor is equipped with a self-diagnosis function. If there is

a problem with your monitor or computer, the screen will go

blank and the 1 (power) indicator will either light up green or

flash orange. If the 1 (power) indicator is lit in orange, the

computer is in power saving mode. Try pressing any key on the

keyboard.

Picture is ghosting

• Eliminate the use of video cable extensions and/or video switch boxes.

• Check that all plugs are firmly seated in their sockets.

Picture is not centered or sized

properly

• Perform the (AUTO) function (page 11).

• Adjust the size (page 11) or centering (page 11). Note that some video modes do not fill

the screen to the edges.

Edges of the image are curved

• Adjust the geometry (page 12).

Wavy or elliptical pattern (moire)

is visible

• Select MOIRE ADJUST and adjust the moire cancellation effect (page 13).

Problems caused by the connected computer or other equipment

• Change your desktop pattern.

Color is not uniform

• Degauss the monitor* (page 13). If you place equipment that generates a magnetic field,

such as a speaker, near the monitor, or if you change the direction the monitor faces, color

may lose uniformity.

White does not look white

• Adjust the color temperature (page 12).

Letters and lines show red or blue

shadows at the edges

• Adjust the convergence (page 13).

Monitor buttons do not operate

( appears on the screen)

• If the control lock is set to ON, set it to OFF (page 14).

IMAGE RESTORATION function

does not operate

• Before using this function, the monitor must be in normal operation mode (green power

indicator on) for at least 30 minutes. For more information on using the IMAGE

RESTORATION function, see page 14.

• Adjust the computer’s power saving settings to keep the monitor in normal operation

mode for more than 30 minutes.

• The monitor may gradually lose its ability to perform this function due to the natural aging

of the picture tube.

A hum is heard right after the

power is turned on

• This is the sound of the auto-degauss cycle. When the power is turned on, the monitor is

automatically degaussed for five seconds.

Symptom Check these items

AVA I LABLE

AFTER

WARM– UP

RESTORAT ION

I MAGE

OPT I ON

MODEL : CPD - G40 0

SER NO:1234567

MANUFACTURED : 199

INFORMATION

9-52

Example

RESET

INPUT 1 2

(power) indicator

1 2 ... 13 14 15 16 17 18 19 20 21 22 23 ... 57 58

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Sony CPD-G400 User Manual Page 18

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