![Troubleshooting](/images/new-backgrounds/122907/12290771x1.webp)
Troubleshooting
Before you call for service, determine the symptoms and make a few simple checks as shown below.
| Symptoms |
| Checks |
Picture |
| Sound | |
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| Electrical Appliances |
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| Cars / Motorcycles |
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| Fluorescent light |
Interference |
| Noisy Sound |
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| Volume |
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| (Check whether the mute function has been |
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| activated on the remote control.) |
Normal Picture |
| No Sound |
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| Not plugged into AC outlet |
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| Not switched on |
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| PICTURE and BRIGHTNESS / Volume setting |
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| (Check by pressing the power switch or |
No Picture |
| No Sound | |
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| If a signal with a |
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| format, or frequency is input, only the input |
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| terminal indication is displayed. |
No Picture |
| Normal Sound |
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| Color controls set at minimum level. |
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| (see page 22, 23) |
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| COLOR SYSTEM (see page 34) |
No Color |
| Normal Sound |
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This Plasma Display uses special image processing. Hence a slight time lag may occur between image and audio, depending on the type of input signal. However, this is not a malfunction.
Plasma Display panel
| Symptoms | Check | ||
Some parts of the screen do not | The plasma display panel is manufactured using an extremely high level of precision | |||
technology, however, sometimes some parts of the screen may be missing picture | ||||
light up. | ||||
elements or have luminous spots. This is not a malfunction. | ||||
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| Do not allow a still picture to be displayed for an extended period, as this can | |
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| cause a permanent | |
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| Examples of still pictures include logos, video games, computer images, teletext | |
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| and images displayed in 4:3 mode. | |
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| Note: | |
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| The permanent | |
is not an operating defect and as such is not covered by the Warranty. | ||||
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| This product is not designed to display fixed images for extended periods of time. | |
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Whirring sounds can be heard | The display unit is fitted with a cooling fan to dissipate heat generated during normal | |||
from the display unit. | use.The whirring sound is caused by rotation of the fan and is not a malfunction. | |||
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