Chapter 5 Maintenance — Troubleshooting

Problems

Points to be checked

Page

Video from HDMI

ff Is the HDMI cable connected securely?

39

compatible device does

ff Turn off and on the power of the projector and the external device.

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not appear or it appears

ff Is a signal which is not compatible with the projector being input?

146

jumbled.

 

ff If connecting the projector to a computer that uses an early-type chipset or graphics

 

 

card compatible with DisplayPort, the projector or computer may not be operated

148

Image output from

properly.

 

ff The graphics accelerator driver of the computer may need to be updated to the

 

DisplayPort of the

―

computer does not appear. *1

latest version.

 

 

ff Turn off and on the power of the projector and the external device.

―

 

ff Is a signal which is not compatible with the projector being input?

146

 

ff Are the connections between the twisted-pair-cable transmitter and the projector or

―

The DIGITAL LINK input

an external device correctly done?

 

image or sound is not

ff Is [DIGITAL LINK MODE] set to [AUTO] or [DIGITAL LINK]? Is it set to

107

output. *1

[ETHERNET]?

 

 

ff Is a signal which is not compatible with a twisted-pair-cable transmitter being input?

―

*1 Only for PT-EZ580, PT-EW640 and PT-EX610

Attention

ff If problems persist even after checking the preceding points, consult your dealer.

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