Troubleshooting - Samsung SyncMaster 550b Owner's Instructions Manual

Before calling for service, check the information in this section to see if you can solve the
problem yourself. If you do need assistance, please call the phone number on the warranty
card, the phone number on the back cover of this manual, or contact your dealer.
There is no screen image
Check to see that both the monitor and the computer are plugged in and turned on.
"No Connection, Check Signal Cable" appears
Check the signal cable connection between the computer and the monitor.
"Sync. Out of Range" appears
The input signal frequency is over or under the synchronization range of the monitor, see
"Specifications" on page 11.
The screen image is too light or too dark
Adjust the brightness or contrast settings, see page 5.
The screen image is too large or too small
Adjust the size settings, see H-size and V-Size on page 5.
Adjust the Zoom setting, see page 8.
The colors are distorted with dark or shadowed areas
Activate the degauss feature, see page 8.
Adjust the color temperature, see page 7.
The power indicator light is blinking green
The monitor is using its power management system, see "PowerSaver" on page 10.
You need the monitor driver software
Download the driver from the internet at http:
//www.samsungelectronics.com/support/downloads/monitor/index.html

Troubleshooting

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