Samsung LS22TDNSUVD-ZA - Manual (Page 68)

PC Mode
Q: It appears the PC does not function normally.
A: Check if the Display Adapter Driver (VGA Driver) is properly installed. (Refer to Installing
Driver)
Q: The monitor screen flickers.
A: Check if the signal cable between the computer and the monitor is securely connected and tight-
ened.(Refer to Connecting the monitor)
TV Mode
Q: TV screen is blurred or shows noise signals.
A: Check if the TV antenna connector is securely connected to the external antenna.(Refer to
Connecting TV)
Q: TV signal is not received
A: Select "Auto Program" to configure the channel system automatically. (Refer to the Auto Pro-
gram)
2. Problems related to Screen
Note
Problems related to the monitor screen and their solutions are listed.
Q: Screen is blank and power indicator is off
A: Ensure that the power cord is firmly connected and the LCD monitor is on.(Refer to the Con-
necting the monitor)
Q: "Check Signal Cable" message
A: Ensure that the signal cable is firmly connected to the PC or video SOURCEs.(Refer to the
Connecting the monitor)
A: Ensure that the PC or video SOURCEs are turned on.
Q: "Not Optimum Mode" message
A: Check the maximum resolution and the frequency of the video adapter.
A: Compare these values with the data in the Preset Timing Modes Chart.
Q: Picture rolls vertically.
A: Check if the signal cable is securely connected.Connect it again securely. (Refer to Connecting
the monitor)
Q: Image is not clear. Picture is blurred.
A: Run Frequency Coarse and Fine tuning.
A: Turn on again after removing all accessories (video extension cable, etc.)
A: Set resolution and frequency to the recommended ranges.
Troubleshooting