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Chapter 6
Maintenance — Troubleshooting
180 - ENGLISH
Troubleshooting
Review the following points. For details, see the corresponding pages.
Problems
Points to be checked
Page
Power does not turn on.
f
Is the power plug firmly inserted into the outlet?
―
f
Is the <MAIN POWER> switch set to <OFF>?
66
f
Is the wall outlet supplying electricity?
―
f
Have the circuit breakers tripped?
―
f
Are the light source indicators <LIGHT1>/<LIGHT2> blinking?
177
f
Is the temperature indicator <TEMP> lit or blinking?
178
No image appears.
f
Are connections to external devices correctly performed?
49
f
Is the input selection setting correct?
67
f
Is the [BRIGHTNESS] adjustment setting at a minimum?
81
f
Is the external device that is connected to the projector working properly?
―
f
Is the shutter function in use?
72, 115
f
Is the lens cover still attached to the lens?
58
Image is fuzzy.
f
Is the lens focus set correctly?
68
f
Is the projection distance appropriate?
36
f
Is the lens dirty?
24
f
Is the projector installed perpendicular to the screen?
―
Image is dark
f
Is the [CONTRAST] adjustment setting at a minimum?
81
f
Is the setting value of [LIGHT OUTPUT] set small?
124
f
Are the light source indicators <LIGHT1>/<LIGHT2> blinking?
It may improve by reattaching the projection lens.
177
Color is pale or grayish.
f
Are [COLOR] and [TINT] adjusted correctly?
82
f
Is the external device connected to the projector adjusted correctly?
―
f
Is the computer cable damaged?
―
Remote control does not
respond.
f
Are the batteries depleted?
―
f
Is the polarity of the batteries set correctly?
33
f
Are there any obstructions between the remote control and the remote control
signal receiver of the projector?
29
f
Is the remote control being used beyond its effective operation range?
29
f
Are other forms of light, such as fluorescent light, affecting the projection?
29
f
Is the [REMOTE CONTROL] setting in [CONTROL DEVICE SETUP] set to
[DISABLE]?
148
f
Is the <REMOTE 2 IN> terminal used for contact control?
197
f
Is the ID number setting operation correct?
74
Menu screen does not
appear.
f
Is the on-screen display function turned off (hidden)?
72
Buttons on the control
panel do not operate.
f
Is the [CONTROL PANEL] setting in [CONTROL DEVICE SETUP] set to
[DISABLE]?
148
f
Is the <REMOTE 2 IN> terminal used for contact control?
197
Image does not display
correctly.
f
Is [SYSTEM SELECTOR] set properly?
87
f
Is [RGB1 INPUT SETTING] set correctly?
104
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?
200
Image from a computer
does not appear.
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” keys or the “Fn” + “F10”
keys simultaneously. This will differ depending on the model of the computer. Refer
to the user manual provided with your computer.)
―
Image output from DVI-D
of the computer does not
appear.
f
Is [EDID SELECT] in [DVI-D IN] set to [EDID3] or [EDID2:PC]?
106
f
It may improve by updating the graphic accelerator driver of the computer to the
latest version.
―
f
It may improve by performing the [EDID SELECT] setting in [DVI-D IN], and then
rebooting the computer.
106
Video from HDMI
compatible device does
not appear or it appears
jumbled.
f
Is the HDMI cable connected securely?
49
f
Turn the power of the projector and the external device off and on.
―
f
Is a signal which is not compatible with the projector being input?
200
Содержание PT-RZ870
Страница 55: ...ENGLISH 55 Chapter 3 Basic Operations This chapter describes basic operations to start with ...
Страница 155: ...ENGLISH 155 Chapter 5 Operations This chapter describes how to use each function ...
Страница 184: ...184 ENGLISH Chapter 7 Appendix This chapter describes specifications and after sales service for the projector ...
Страница 211: ...Index ENGLISH 211 ZOOM button Remote control 28 68 ...