Frey Building: Room 213 Projector Troubleshooting

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Room 213 Projector Troubleshooting:

Before asking for repair of the projector, check the following. If the symptom persists, stop using the projector, be sure to unplug the power plug, and then contact your dealer.
 

Problem

Solution

No Image Appears On The Screen

- Cancel the AV mute by pressing the MUTE button.
- Check that the lens cap is removed.
- It may take about 1 minute for the map to light up.
- The lamp fails to light up on rare occasions. In such a case, wait for a few minutes and then try again.
- If the projector was turned off before the lamp was cooled down significantly last time, the fan may start rotating and the POWER button may not work after the main power switch is turned on. After the fan stops rotating, press the POWER button to turn back on the POWER indicator.
- Check that the intake vent is clean.
- Check that the lamp cover is closed.
- Check that the cables connected to the external devices are not broken.
- When an extension cable is being used, replace it with the supplied cable for check. When images are displayed correctly, add an RGB signal amplifier to the extension cable.

Projected Images Suddenly Disappear - This problem may occur when the intake vent and/or exhaust vents are blocked. (In such a case, the STATUS indicator blinks orange).
    Remove the objects blocking the intake vent and/or exhaust vents and then carry out the following procedure:
         Wait for the intake fan and/or exhaust fan to stop (Wait until the STATUS indicator goes out).
         Turn off the main power switch.
         Wait about 10 minutes.
         Turn on the main power switch.
         Press the POWER button.
- When the STATUS indicator is steady red, is is indicating that the lamp should be replaced. Replace the lamp in this case.
The Screen For Entering the Password Appears

- PASSWORD FUNCTION in the FEATURE menu has been set to DISPLAY INPUT to enable the password lock. Enter the password or contact the person in charge of management of the projector.

"NO SIGNAL" is Displayed - Turn on the power of the connected device, or check whether there is something wrong with the connected device.
- Check whether the external device output signals. (Check this especially when the external device is a notebook computer.
- Check that the cable connected to the external device isn't defective.
- Check that the projector is connected to the external device using the correct terminals.
- Check that the connected device is correctly selected as the input source.
- When an extension cord is being used, replace it with the supplied cable for check. When images are displayed correctly, add an RGB signal amplifier to the extension cord.
Projected Images Are Shaking or Displaced - Check that the cable connected to the external device isn't intermittent.
- Connect the cable's plug with the external device's connector firmly.
- Press the AUTO POSITION button.
Projected Images Are Distorted - Adjust the projector and the screen so that they are perpendicular to each other.
Projected Images Are Dark - Adjust BRIGHTNESS and CONTRAST in image menu, or replace the lamp.
Projected Images Are Blurred - Adjust the focus.
- Clean the lens.
- Press the left and right arrow buttons on the remote control to eliminate flicker.
- Adjust TRACKING and FINE SYNC in the SIGNAL menu.
- Adjust BRIGHTNESS and CONTRAST in the IMAGE menu.
- Adjust the projector and the screen so that they are perpendicular to each other.
White Dots Are Seen on Projected Images. Black Dots Are Seen on Projected Images - This symptom is normal for a DLP projector and is not a malfunction.
Rainbow Effect Is Seen on Projected Images - This is due to color breaking noise that occurs in a DLP system and is not a malfunction.
Fine Streaks Are Seen on Projected Images - This is due to interference with the screen surface and is not a malfunction. Replace the screen or displace focus a little.
- Vertical or horizontal streak noise may appear on the projected image, depending on the type of DVD player or game console you use. In such a case, you can reduce such streak noise by enabling LPF.
Projected Image Become Wavy - Connect the plugs of the cables to external devices securely.
- Keep the projector away from devices that emit interfering radio waves.
- When the keystone adjustment is carried out, the image may not be displayed correctly depending on the type of input signal. This isn't a malfunction. In this case, readjust the keystone so that the amount of keystone correction is as small as possible.
Hue is not appropriate. - Check that the cables connected to the external devices are not broken.
Tint in Projected Images Is Incorrect - Check that the cable connected to the external device is not broken.
Only the Motion Areas in the Images Supplied From the Computer Aren't Displayed - This is caused by the computer being used. Contact the manufacturer of your computer.
Projected Images are Obscured - Match the output resolution of your computer with the resolution of the projector. For the method to change the output resolution of the computer, contact the manufacturer of your computer.
- Some images and texts appear obscured during the keystone adjustment. In such cases, use the projector without applying the keystone adjustment.
Images of WXGA Signal Are Not Displayed Correctly - Some signals may be recognized wrongly as ZGA60 signal. In such cases, carry out the following procedure:
     Set the WXGA in the FEATURE menu to AUTO.
     Display an image with many characters such as HELP menu.
     Press the AUTO POSITION button.
     If the images are still recognized wrongly:
     - Set WXGA in the FEATURE menu manually depending on input signal
     - The input signal may be an inapplicable signal. Change the signal format of the computer.
It Takes an Abnormally Long Time to Display Images of Signals other than WXGA, or the Images are Not Displayed Correctly - When WXGA in the FEATURE menu is set to other than OFF, it make take a long time to detect WXGA signal or may cause misclassification of signals. In such cases, set it to OFF.
The Exhaust Vents Emit Warm Air - This air comes out after cooling the inside of the projector. You may feel hot, but this is not a malfunction.
No Audio is Output - Check that the volume isn't set to low.
The Menu Can't Be Displayed - The microcomputers inside the projector may be wrongly operating because of noise. Turn off the main power, wait about 10 minutes, and turn on the main power again.
"TEMPERATURE!!" is Displayed - This indication appear when the ambient temperature is rises high. When the ambient temperature stays high, the lamp goes out.
- This indication appears when the air inlet or outlet grille is blocked. When they are kept blocked, the lamp goes out.
The Remote Control Doesn't Function Easily At All. - Check that the batteries are loaded in the remote control or the batteries are not weak.
- Check that the remote control sensor isn't exposed to direct sunlight or fluorescent light.
- Use the remote control within its operation range.
- Use the remote control at least 10cm away from the projector.
The Buttons on the Control Panel Don't Function - PASSWORD FUNCTION in the FEATURE menu has been set to MENU ACCESS to enable the password lock. Enter the password or contact the person in charge of management of the projector.
Abnormal Sound is Heard - Because the color wheel spins at a high speed, metallic sounds may be heard in rare occasions.
The Projector Does Not Turn On - Fit the lamp cover securely.
- Reset the lamp operating time.
The STATUS Indicator Blinks - Reset the lamp operating time.

 

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2/23/2018 8:44:19 AM