Why does white not look white on my Sun Microsystems GDM-5510 Monitor?
- XxcooperSep 10, 2025
If white does not look white on your Sun Microsystems Monitor, adjust the color temperature.

Why does white not look white on my Sun Microsystems GDM-5510 Monitor?
If white does not look white on your Sun Microsystems Monitor, adjust the color temperature.
Why doesn't the IMAGE RESTORATION function work on my Sun Microsystems Monitor?
If the IMAGE RESTORATION function does not operate on your Sun Microsystems Monitor, ensure the monitor has been in normal operation mode (green power indicator on) for at least 30 minutes before using this function. Also, the monitor may gradually lose its ability to perform this function due to the natural aging of the picture tube.
What does 'ACTIVATE BY COMPUTER' mean on my Sun Microsystems GDM-5510, and how do I fix it?
Try pressing any key on the computer or moving the mouse, and confirm that your computer’s graphics board is completely seated in the correct bus slot if 'ACTIVATE BY COMPUTER' appears on the screen of your Sun Microsystems Monitor.
Why are there thin lines on my Sun Microsystems GDM-5510 Monitor screen?
If you notice thin lines on your Sun Microsystems Monitor screen, these are shadows from the damper wires used to stabilize the aperture grille.
| Screen Size | 21 inches |
|---|---|
| Vertical Refresh Rate | 50 - 160 Hz |
| Aspect Ratio | 4:3 |
| Panel Type | CRT |
| Input Video Signal | Analog RGB |
| Dot Pitch | 0.26 mm |
| Viewable Size | 19.8 inches |
| Horizontal Refresh Rate | 30 - 95 kHz |
| Weight | 25 kg |
| Input Connectors | 15-pin D-sub |
Guidelines for power cord usage, installation locations, and general safety.
Procedures for cleaning, moving, and safely transporting the monitor.
Instructions for adjusting the monitor's viewing angle.
Description of buttons, switches, and lights on the front.
Identification of video input ports and their signal assignments.
Step-by-step guide for video cable connections.
Procedure for plugging in the monitor's power cord.
Turning on the system and resolving 'no picture' issues.
Guide to accessing and operating the monitor's menu.
Introduction to menus for contrast, size, geometry, convergence, screen, and color.
Accessing OPTION settings and resetting configurations.
Displaying signal frequency and resolution via the menu.
Procedure for modifying CONTRAST and BRIGHT settings.
Notes on CONTRAST/BRIGHT adjustments when sRGB is active.
Guide to EASY, PRESET, EXPERT, and sRGB color settings.
Securing settings, changing OSD language, and repositioning the menu.
Options to reset adjustments for current or all input signals.
Supported resolutions, frequencies, and power efficiency features.
Diagnosing thin lines and interpreting on-screen messages.
Displaying signal details and steps for 'CHANGE SIGNAL TIMING'.
Diagnosing and resolving issues related to the display not turning on or showing 'NO SIGNAL'.
Troubleshooting problems originating from connected computers or peripherals.
Resolving flickering, fuzzy images, and interference.
Step-by-step guides based on the power indicator status.
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