Troubleshooting - Panasonic PT-FZ570 Operating Instructions Manual

Troubleshooting

Review the following points. For details, see the corresponding pages.
Problems
Power does not turn on.
No image appears.
Image is fuzzy.
Color is pale or grayish.
Audio is not output.
Audio is not output from
the built-in speaker.
Remote control does not
respond.
Menu screen does not
appear.
Buttons on the control
panel do not operate.
Image does not display
correctly.
Image from a computer
does not appear.
Video from HDMI
compatible device does
not appear or it appears
jumbled.
138 - ENGLISH
Chapter 6 Maintenance — Troubleshooting
f Is the power plug firmly inserted into the outlet?
f Is the <MAIN POWER> switch set to <OFF>?
f Is the wall outlet supplying electricity?
f Have the circuit breakers tripped?
f Is the lamp indicator <LAMP> or the temperature indicator <TEMP> lit or blinking?
f Is the lamp cover attached securely?
f Are connections to external devices correctly performed?
f Is the input selection setting correct?
f Is the [BRIGHTNESS] adjustment setting at a minimum?
f Is the external device that is connected to the projector working properly?
f Is the AV mute function in use?
f Is the lens cover still attached to the lens?
f Is the lens focus set correctly?
f Is the projection distance appropriate?
f Is the lens dirty?
f Is the projector installed perpendicular to the screen?
f Is [COLOR] or [TINT] adjusted correctly?
f Is the external device connected to the projector adjusted correctly?
f Is the RGB cable damaged?
f Is the external device connected correctly to the audio input terminal?
f Is [MUTE] in [AUDIO SETTING] set to [ON]?
f Is the audio input selection in [AUDIO SETTING] set correctly?
f Is [BUILT-IN SP] in [AUDIO SETTING] set to [OFF]?
f Is the audio input selection in [AUDIO SETTING] set correctly?
f Are the batteries depleted?
f Is the polarity of the batteries set correctly?
f Are there any obstructions between the remote control and the remote control signal
receiver of the projector?
f Is the remote control being used beyond its effective operation range?
f Are other forms of light, such as fluorescent light, affecting the projection?
f Is the [REMOTE CONTROLLER] setting in [CONTROL DEVICE SETUP] set to
[DISABLE]?
f Is the ID number setting operation correct?
f Is the on-screen display function turned off (hidden)?
f Is the [CONTROL PANEL] setting in [CONTROL DEVICE SETUP] set to [DISABLE]?
f Is the [TV-SYSTEM], [RGB/YC
f Is there a problem with the video tape or other image sources?
f Is a signal which is not compatible with the projector being input?
f Is the cable too long? (For D-Sub cables, the cable length should be 10 m (32'10")
or shorter.)
f Is the external video output on the laptop computer set correctly? (Ex.: The external
output settings may be switched by pressing the "Fn" + "F3" or "Fn" + "F10"
simultaneously. Since the method varies depending on the computer type, refer to
the user manual provided with your computer.)
f Is the HDMI cable connected securely?
f Turn off and on the power of the projector and the external device.
f Is a signal which is not compatible with the projector being input?
Points to be checked
C ]/[RGB/YP P ] selection set correctly?
B R B R
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