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HP L1820 18 inch LCD Monitor User Manual

Page 40

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English 39

hp L1520/hp L1720/hp L1820 LCD Monitor

Troubleshooting

Pixels are missing:
• See

“LCD Monitor Quality and Pixel Policy for the hp L1520

Monitor” on page 40

.

• See

“LCD Monitor Quality and Pixel Policy for the hp L1720

Monitor” on page 41

.

• See

“LCD Monitor Quality and Pixel Policy for the hp L1820

Monitor” on page 42

.

Colors are not pure:
• Check that the video cable has no bent pins and is firmly attached

to both the computer and monitor video connectors.

Restore the original factory colors setting. See

“To use Mode

Recall” on page 35

.

• Adjust the RGB (red, green, and blue) colors. See

“To change

Color settings” on page 31

.

Picture is not centered:
Adjust the monitor using the Auto-Adjustment function. See

“Auto-

Adjustment function” on page 30

.

No sound (selected models only):
• Make sure that the DC cable is properly connected to the base of

the monitor.

• Make sure the main power supply is turned on.
• Check to see if the audio cable is plugged in properly.
• Adjust the volume setting on the audio base and the keyboard.

Make sure the Mute setting on the keyboard and in the Volume
Controls of the computer is turned off.

l15_7_820.fm Page 39 Tuesday, June 11, 2002 12:39 PM

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