Sony CPD-E400P: Technical Features Troubleshooting

Technical Features

Troubleshooting

Before contacting technical support, refer to this section.

Preset and user modes

If thin lines appear on your screen

When the monitor receives an input signal, it automatically

matches the signal to one of the factory preset modes stored in the

(damper wires)

monitor’s memory to provide a high quality picture at the center of

the screen.

(See Appendix for a list of the factory preset modes.)

The visible lines on your screen especially when the background

For input signals that do not match one of the factory preset modes,

screen color is light (usually white), are normal for the Trinitron

the digital Multiscan technology of this monitor ensures that a

monitor. This is not a malfunction. These are shadows from the

clear picture appears on the screen for any timing in the monitor’s

damper wires used to stabilize the aperture grille. The aperture

frequency range (horizontal: 30 – 96 kHz, vertical: 48 – 120 Hz).

grille is the essential element that makes a Trinitron picture tube

If the picture is adjusted, the adjustment data is stored as a user

unique by allowing more light to reach the screen, resulting in a

mode and automatically recalled whenever the same input signal

brighter, more detailed picture.

is received.

Damper wires

Note for Windows users

For Windows users, check your graphic board manual or the

utility program which comes with your graphic board and select

the highest available refresh rate to maximize monitor

performance.

On-screen messages

Power saving function

If no picture appears on the screen, one of the following messages

GB

This monitor meets the power-saving guidelines set by VESA,

appears on the screen. To solve the problem, see “Trouble

E

NERGY

S

TAR, and NUTEK. If the monitor is connected to a

symptoms and remedies” on page 16.

computer or video graphics board that is DPMS (Display Power

Management Signaling) compliant, the monitor will automatically

reduce power consumption in three stages as shown below

.

Power mode Power consumption 1 (power)

indicator

normal

≤ 140 W green

operation

The input signal condition

1 standby ≤ 15 W green and orange

OUT OF SCAN RANGE

alternate

indicates that the input signal is not supported by the monitor’s

specifications.

2 suspend

≤ 15 W green and orange

NO INPUT SIGNAL

(sleep)*

alternate

indicates that no signal is input.

3 active off**

≤ 3 W orange

MONITOR IS IN POWER SAVE MODE

(deep sleep)*

indicates that the computer is in power saving mode. This

message is displayed only when your computer is in a power

power off 0 W off

saving mode and you press any one of the buttons on the monitor.

* “Sleep” and “deep sleep” are power saving modes defined by the

Environmental Protection Agency.

** When your computer is in a power saving mode, MONITOR IS IN

POWER SAVE MODE appears on the screen if you press any button

on the monitor. After a few seconds, the monitor enters the power

saving mode again.

15

Input signal condition