Hitachi HOME-1 user manual Phenomena That May Easily Be Mistaken For Machine Defects

Models: HOME-1

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Troubleshooting (continued)

Phenomena That May Easily Be Mistaken For Machine Defects

WARNINGPlease carefully read the “User’s Manual - Safety Guide”.

Never use the projector if abnormal operations such as smoke, strange odor, excessive sound, damaged casing or elements or cables, penetration of liquids or foreign matter, etc. should occur.

NOTE • Although bright spots or dark spots may appear on the screen, this is a unique characteristic of liquid crystal displays, and such do not constitute or imply a machine defect.

Before requesting repair, please check in accordance with the following chart. If the situation cannot be corrected, then contact your dealer.

Phenomenon

Cases not involving a machine defect,

Reference

and Items to be confirmed

pages

 

 

 

 

 

The main power source is not ON.

 

 

Turn on the main power.

11,14

 

 

 

The electrical power cord is not plugged in.

 

 

 

Correctly connect the power cord.

 

 

 

 

 

The main power source has been interrupted during operation,

 

Power does not

such as by a power outage (blackout), etc.

 

come ON.

Be sure to press the “” (power OFF) side of the main power switch,

14

 

and leave this OFF for at least 20 minutes. After the unit has

 

 

sufficiently cooled down, turn ON the power source.

 

 

 

 

 

The lamp has not been properly fixed.

 

 

Turn the power OFF and wait at least 45 minutes. After the unit has

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sufficiently cooled down, please make confirmation of the attachment

 

 

 

state of the lamp and lamp cover, and then turn the power ON again.

 

 

 

 

Neither sounds

The input changeover settings are mismatched.

15

Select the input signal, and correct the settings.

nor pictures are

 

 

 

No signal is being inputted.

 

outputted.

10

 

Correctly connect the connection cables.

 

 

The electrical wiring to this unit is not correctly connected.

10

 

Correctly connect the connection cables.

Pictures are

 

 

 

The volume setting has been set at (or adjusted to) an

 

displayed,

17

extremely low level.

but no sounds

Adjust the VOLUME setting to a higher level.

 

are heard.

 

 

 

 

The MUTE mode is the current setting.

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Press the MUTE button to release (change) the MUTE mode setting.

 

 

 

 

 

 

The electrical wiring to this unit is not correctly connected.

10

 

Correctly connect the connection cables.

Sounds are

 

 

 

The brightness setting has been set at (or adjusted to) an

 

heard,

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extremely low level.

but no pictures

Adjust the BRIGHT setting to a brighter level.

 

are displayed.

 

 

 

 

The lens cap has not been removed.

4,14

 

Remove the lens cap.

 

 

 

 

 

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Hitachi HOME-1 user manual Phenomena That May Easily Be Mistaken For Machine Defects, Troubleshooting continued