Samsung T240HD User Manual (ENGLISH) - Page 68

Problems related to Screen - lcd tv

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Troubleshooting 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.

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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