Troubleshooting, Appendix, Precautions – Memorex MM1540 User Manual

Page 8

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8

Suspend

Yes

No

Blanked Amber

<3W

OFF

No

No

Blanked Amber

<3W

5. TROUBLESHOOTING

Problem:

No picture appears on the screen.

??

If power LED is off, check if power cable is securely
connected.

??

If power LED is amber in color, check if VGA cable is
properly connected.

??

Adjust the brightness and contrast controls.

Problem:

Picture is unstable (noise, jitter etc)

??

Check the timing of your computer and see if they are
compatible with Monitor.

??

Press Auto button 1~2 seconds to get stable picture.

??

Select and enter H-phase functionto solve noise or jitter.


6. APPENDIX

TECHNICAL INFORMATION

Precautions

Only a qualified service technician should open the monitor case.
Components inside the monitor can cause serious electric shock. Do not
attempt to remove the back cover of the monitor by yourself. Contact your
monitor dealer or authorized service personnel if your monitor needs to be
repaired.
To prevent fire or shock hazard, do not expose this monitor to rain or
moisture.

Specifications
Video and Synchronization Signals:

1. Signal cable: 15-pin D-type connector
2. Video: Analog levels
3. Horizontal Sync: TTL Positive/Negative
4. Vertical Sync: TTL Positive/Negative

5. Pixel frequency: 80MHz(max)

6. Display colors: Limited by VGA card
7.Video signal input: 0.7 Vpp.

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