How to fix wavy pattern on Sony Trinitron CPD-G220R Monitor?
- MMelissa RoySep 8, 2025
If you see a wavy or elliptical pattern (moire) on your Sony Monitor, select MOIRE ADJUST and adjust the moire cancellation effect.

How to fix wavy pattern on Sony Trinitron CPD-G220R Monitor?
If you see a wavy or elliptical pattern (moire) on your Sony Monitor, select MOIRE ADJUST and adjust the moire cancellation effect.
How to fix color uniformity on Sony Trinitron CPD-G220R Monitor?
If the color is not uniform on your Sony Monitor, degauss the monitor. 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.
How to make white look white on Sony Trinitron CPD-G220R Monitor?
If white does not look white on your Sony Monitor, adjust the color temperature.
How to fix red or blue shadows on Sony Monitor?
If letters and lines show red or blue shadows at the edges on your Sony Monitor, adjust the convergence.
How to unlock Sony Trinitron CPD-G220R buttons?
If the monitor buttons on your Sony Monitor do not operate, and the control lock is set to ON, set it to OFF.
Why does my Sony Trinitron CPD-G220R Monitor have thin lines?
The thin lines that appear on your Sony Monitor screen are shadows from the damper wires used to stabilize the aperture grille and are not a malfunction.
Safety advice for power cord usage and compatibility.
Instructions on where and where not to install the monitor.
Steps for connecting the monitor to IBM PC/AT and Macintosh computers.
Instructions for connecting the monitor's power cord to the outlet.
Steps to turn on the monitor and computer after connection.
How to access and move through the monitor's menu system.
Explains how to use the MENU/OK button to navigate menus.
Steps to modify the brightness and contrast levels of the display.
How to adjust the picture's dimensions and position on screen.
Interpretation of messages like "OUT OF SCAN RANGE".
Solutions for when the screen is blank or shows no signal.
Remedies for unstable or unclear picture quality.
Solutions for ghosting, centering, curves, moire, and color uniformity.
Steps for self-diagnosis when the screen is blank.











