5-2 Before Requesting Service
Please check the following before requesting
PROBLEMS RELATED TO INSTALLATION (PC MODE)
The monitor screen flickers. |
| Check if the signal cable between the computer and the monitor is securely |
|
| connected and tightened. |
|
| (Refer to Connecting to a Computer) |
|
| |
PROBLEMS RELATED TO SCREEN | ||
|
|
|
Screen is blank and power indicator is off. |
| Ensure that the power cord is firmly connected and the LCD monitor is on. |
|
| (Refer to Connecting to a Computer) |
|
|
|
<Check Signal Cable> message |
| Ensure that the signal cable is firmly connected to the PC or video sources. |
|
| (Refer to Connecting to a Computer) |
|
|
|
<Mode not supported> message is shown |
| Check the maximum resolution and the frequency of the video adapter. |
|
| Compare these values with the data in the Standard Signal Mode Table. |
|
|
|
Picture rolls vertically. |
| Check if the signal cable is securely connected.Connect it again securely. |
|
| (Refer to Connecting to a Computer) |
|
|
|
Image is not clear. Picture is blurred. |
| Run Frequency <Coarse > and < Fine> tuning. |
|
| Turn on again after removing all accessories(video extension cable, etc.) |
|
| Set resolution and frequency to the recommended ranges. |
|
|
|
Picture image is unstable and vibrates. |
| Check if the resolution and frequency set for the computer video card falls |
|
| in the range supported by the monitor. If not, reset them referring to the |
Ghost images are shown in the picture. |
| |
| current <Information> under the monitor menu and Standard Signal Mode | |
|
| |
|
| Table. |
|
|
|
The image is too light or too dark |
| Adjust the Brightness and Contrast |
|
| (Refer to the <Brightness>, <Contrast>) |
|
| The display brightness can differ according to the mode set for <MagicAn- |
|
| gle>. |
|
| If <MagicBright> is set to <Dynamic Contrast>, the display brightness can |
|
| differ according to the input signal. |
|
|
|
Screen is blank and the power indicator light |
| The monitor is using its power management system |
blinks every 0.5 or 1 seconds |
| Press a key on the keyboard |
|
| |
|
|
|
The screen is blank and is blinking. |
| If you see the TEST GOOD message on the screen when you press the [ |
|
| MENU] button, check the cable connection between the monitor and the |
|
| computer to ensure that the connector is properly connected. |
|
|
|
| PROBLEMS RELATED TO AUDIO | |
|
|
|
No sound |
| Ensure that the audio cable is firmly connected to both the |
|
| your monitor and the |
|
| (Refer to Connecting to a Computer) |
|
| Check the volume level. |
|
|
|
The sound level is too low. |
| Check the volume level. |
|
| If the volume is still too low after turning the control to its maximum, check |
|
| the volume control on the computer sound card or software program. |
|
|
|
Troubleshooting |