Self-Diagnosis Function - Sony CPD-G400 Operating Instructions Manual

Symptom
Picture is ghosting
Picture is not centered or sized
properly
Edges of the image are curved
Wavy or elliptical pattern (moire)
is visible
Color is not uniform
White does not look white
Letters and lines show red or blue
shadows at the edges
Monitor buttons do not operate
( appears on the screen)
IMAGE RESTORATION function
does not operate
OPT I ON
AVA I L AB L E
A F T ER
WARM– UP
I MAGE
RES TORA T I ON
A hum is heard right after the
power is turned on
* 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.
MENU

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
18
Check these items
• Eliminate the use of video cable extensions and/or video switch boxes.
• Check that all plugs are firmly seated in their sockets.
• Perform the
• Adjust the size (page 11) or centering (page 11). Note that some video modes do not fill
the screen to the edges.
• Adjust the geometry (page 12).
• Select MOIRE ADJUST and adjust the moire cancellation effect (page 13).
xProblems caused by the connected computer or other equipment
• Change your desktop pattern.
• 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.
• Adjust the color temperature (page 12).
• Adjust the convergence (page 13).
• If the control lock is set to ON, set it to OFF (page 14).
• 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.
• This is the sound of the auto-degauss cycle. When the power is turned on, the monitor is
automatically degaussed for five seconds.
Example
I NFORMA T I ON
b
MODE L : CPD - G4 0 0
SER NO : 1 2 3 4 5 6 7
MANUF ACTURED : 1 9 9 9 - 5 2
(AUTO) function (page 11).
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.
computer is in power saving mode. Try pressing any key on the
keyboard.
MENU
RESET INPUT 1 2
1 (power) indicator