Related Messages - Hitachi CP-X4020 Operating Manual

Troubleshooting

Related messages

When some message appears, check and cope with it according to the following
table. Although these messages will be automatically disappeared around several
minutes, it will be reappeared every time the power is turned on.
Message
58
There is no input signal.
Please confi rm the signal input connection, and the status
of the signal source.
The horizontal or vertical frequency of the input signal
is not within the specifi ed range.
Please confi rm the specs for your projector or the signal
source specs.
An improper signal is input.
Please confi rm the specs for your projector or the signal
source specs.
The internal temperature is rising.
Please turn the power off, and allow the projector to cool
down at least 20 minutes. After having confi rmed the
following items, please turn the power ON again.
• Is there blockage of the air passage aperture?
• Is the air fi lter dirty?
• Does the peripheral temperature exceed 35°C?
If the same indication is displayed after the remedy, please set
FAN SPEED of the SERVICE item in the OPTION menu to HIGH.
A note of precaution when cleaning the air fi lter.
Please immediately turn the power off, and clean or change
the air fi lter referring to the "Cleaning and replacing the
air fi lter" section of this manual. After you have cleaned or
changed the air fi lter, please be sure to reset the fi lter time
43).
(
The button operation is not available (
Description
6).