| + | [title|Optoma HD20 Troubleshooting] |
|---|
| + | |
|---|
| + | [summary]Released in August 2009, and is identified by model no. HD20.[/summary] |
|---|
| + | |
|---|
| + | [summary_image|465365] |
|---|
| + | |
|---|
| + | [toc] |
|---|
| + | |
|---|
| + | == Dark Area on Image == |
|---|
| + | |
|---|
| + | ''When device is powered on, a dark/blurry area is seen in the middle of the projected image.'' |
|---|
| + | |
|---|
| + | === Burning/meltdown of internal lens === |
|---|
| + | |
|---|
| + | dirty lens causes this |
|---|
| + | |
|---|
| + | === Lens is dirty === |
|---|
| + | |
|---|
| + | Lens may be covered in dirt so cleaning with alcohol may remedy this. |
|---|
| + | |
|---|
| + | == Overheating == |
|---|
| + | |
|---|
| + | ''Device may becoming very hot causing malfunctions to occur when running the device.'' |
|---|
| + | |
|---|
| + | === Fan is clogged/dirty === |
|---|
| + | |
|---|
| + | fan may be dirty enveornerlv |
|---|
| + | |
|---|
| + | === Fan is broken === |
|---|
| + | |
|---|
| + | The fan may not be running anymore meaning it may need to be replaced. |
|---|
| + | |
|---|
| + | === Clogged air filter === |
|---|
| + | |
|---|
| + | The filter may be clogged with dirt/ dust and need to be wiped down to clean out so it filters correctly. |
|---|
| + | |
|---|
| + | == Change in Brightness == |
|---|
| + | |
|---|
| + | ''Device may change in brightness periodically when being used.'' |
|---|
| + | |
|---|
| + | === Faulty HDMI connection === |
|---|
| + | |
|---|
| + | The HDMI cable may not be connected correctly and may have to be re-plugged if loose. |
|---|
| + | |
|---|
| + | === Broken HDMI port === |
|---|
| + | |
|---|
| + | HDMI port may be broken and need to be replaced. |
|---|
| + | |
|---|
| + | == Buttons Unresponsive == |
|---|
| + | |
|---|
| + | ''No response occurs when buttons are pressed when device is on.'' |
|---|
| + | |
|---|
| + | === Dirt underneath buttons === |
|---|
| + | |
|---|
| + | To clean buttons the cover may have to be removed to see if there is any dirt under the buttons. |
|---|
| + | |
|---|
| + | === Bad bootup === |
|---|
| + | |
|---|
| + | Sometimes, the buttons might not work correctly when the console runs into an error while booting up. These types errors frequently occur when the console isn't properly started. To check for this turn off and unplug your console from the wall, then wait about 30 seconds. After the time has passed restart the system. |
|---|
| + | |
|---|
| + | == No image displayed == |
|---|
| + | |
|---|
| + | ''Device may not display an image when it is turned on.'' |
|---|
| + | |
|---|
| + | === Improper plug-in === |
|---|
| + | |
|---|
| + | The device may be incorrectly plugged in causing the image to not appear on the screen. |
|---|
| + | |
|---|
| + | === Burnt out light bulb === |
|---|
| + | |
|---|
| + | The light bulb inside the device may be burned out. To remedy this a replacement bulb will need to be bought and put into the device. |
|---|