Before Calling Service Personnel - Toshiba TLP-T72 Owner's Manual

Before calling service personnel

If you think something is wrong, check the following before contacting customer service.
Please see "Trouble indications" as well.
p.65
If This Happens
• Is the power cord plugged in? Is it connected to the projector?
No power
• Is the lamp cover loose?
Power goes out • Is the ambient temperature high?
• Is the air filter clogged?
during use
• Is the air intake or air exhaust blocked?
• Is the projector turned on?
No picture
• Is the mute function on?
• Is the brightness setting minimized?
• Are the connections set up correctly?
• Are all the connected devices functioning properly?
No audio • Is the projector turned on?
• Is the mute function on?
• Is the volume setting minimized?
• Are the connections set up correctly?
• Are all the connected devices functioning properly?
• Is the input signal supported by the projector?
Picture not
displayed • Is the correct video mode selected?
• Is the correct signal format selected?
correctly
• Is the selecting of RGB or Y/P
• Is there something generating an abnormal video signal, for
instance the video tape?
• Is the lens dirty?
Picture blurred
Part of picture • Is the lens focus adjusted optimally?
• Is the projection distance within the projector's supported range?
out of focus
p.21
• Is the projector's screen placement angle tilted too far?
• Are the sharpness or sampling phase adjustments off?
• Are the brightness or contrast adjustments off?
Image is dark
• Is the lamp nearing the end of its service life?
• Are the color, tint, R-level, G-level, or B-level adjustments off?
Colors too light
• Is the screen dirty?
Bad shading
• Is the lamp nearing the end of its service life?
• Are the remote control's batteries drained?
Remote control
doesn't work • Are the batteries inserted into the remote control correctly?
• Is the remote control being used within the effective range?
• Are there any obstructions between the remote control and
projector?
• Is the correct operation mode set?
• Are there any fluorescent or other bright lights shining at the
projector's infrared remote sensor?
Check
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p.65
p.65
p.65
p.27
p.30
p.54
p.22
p.27
p.30
p.28
p.22
p.69 , p.70
p.29
p.29
p.27
/P input correct?
B R
p.58
p.28
p.21
p.29 p.54
p.54
p.32
p.32
p.20
66
If This Happens
Mouse remote
control doesn't
work
Memory PC card
images aren't
projected
The wireless
LAN PC card
doesn't work
The images from the
document camera
are blurry
The images from the
document camera
are flickering
p.54
p.19
p.19
Check
• Are the USB cable and mouse remote control receiver (Models
equipped with PC card slot) correctly connected?
• Do your computer and OS support USB?
• Is the remote control in [PC Mode]? p.20
• Are there any obstructions between the remote control and
projector/mouse remote control receiver?
• Is the memory PC card inserted correctly?
• Is a PC card not supported by the projector inserted?
• Is the CARD indicator red? p.23
• Are there any JPEG files saved on the memory PC card?
• Are the files too large or in an unsupported format for the
projector?
Convert them with the supplied software application.
• Is the wireless LAN PC card inserted correctly?
• Is a wireless LAN PC card not supported by the projector inserted?
The operation of cards other than the supplied product is not
guaranteed.
• Is the CARD indicator red? p.23
• Are the transmission mode and channel properly configured?
• Are there any obstructions between the computer and projector?
• Do your computer and OS support the supplied software
application? p.24
• Is the document imaging camera's lens dirty?
• Is the document imaging camera out of focus?
• Is the location of the object being focused too dark?
• Is there impact from the room's fluorescent lighting?
Turn off the fluorescent lights, or change the shutter speed
settings.
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67
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p.41
p.62
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p.46