Troubleshooting

Phenomena that may be easily mistaken for machine defects (continued)

Phenomenon

Cases not involving a machine defect

 

Signal source does not work correctly.

 

Correctly set up the signal source device by referring to the manual

 

for the source device.

 

The brightness is adjusted to an extremely low level.

 

Adjust the BRIGHTNESS (27, 33, 37) to a higher level using the

 

menu function or the remote control.

 

The computer cannot detect the projector as a plug and play

 

monitor.

 

Confirm that the computer can detect a plug and play monitor using

No pictures are

another plug and play monitor (16).

output.

If the connected PC has a HDMI output, the driver software of

 

the HDMI board is too old.

Consult with your PC dealer to install new software.

The signal source cannot output both a HDMI signal and a VGA signal simultaneously.

Disconnect the VGA connection when you use the HDMI input (14, 15).

If the output signal can be selected on the PC, it is not selected properly.

Check the settings. Select the digital output for HDMI connection.

Colors have

Color settings are not correctly adjusted.

Perform picture adjustments by changing the COLOR TEMP (39),

a faded-out

COLOR (27, 33, 40), TINT (33, 40) and COLOR SPACE (45).

appearance, or

COLOR SPACE setting is not suitable.

Color tone is poor.

Change the COLOR SPACE (45).

 

 

The brightness or contrast is adjusted to an extremely low level.

 

Adjust the BRIGHTNESS (27, 33, 37) and CONTRAST (27,

Pictures appear

33, 37) to a higher level.

The WHISPER function is enabled.

dark.

Set the WHISPER item (48) in the SETUP menu to normal.

 

 

The lamp is approaching the end of its product lifetime.

Replace the lamp (53, 57).

 

Either the focus or horizontal phase setting is not properly

Pictures appear

adjusted.

Check and adjust the focus (22), and H PHASE (44).

blurry.

The lens is dirty or fogged.

 

 

Clean the lens according to the directions in “Lens” (60).

(Continued on next page)

ENGLISH

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Image 65
Hitachi HDPJ52 user manual For the source device, Brightness is adjusted to an extremely low level, Monitor, Adjusted