Ricoh PJ WX4152 Field Service Manual page 190

5. Troubleshooting
Problem
Color is faded.
Tint is poor.
The projector's operation keys do
not respond.
The remote control does not
respond.
Display language is unknown.
No images from USB devices.
(WX4152N/WX4152NI)
188
Solutions
• Check the settings of [Color Saturation], [R-level], [G-
level], and [B-level] in [Image Adjustment].
For details, see the Operating Instructions.
• Make sure the screen is clean.
• Check the settings of [Wall Color Correction] in [Display
Settings].
For details, see the Operating Instructions.
• Make sure the lamp is not near the end of its service life.
For details, see the Operating Instructions.
• Make sure [Key Lock] in [Default Settings] is not set to
[On]
For details, see the Operating Instructions.
• Make sure the ID assigned to the remote control and in
the settings of [emote Control ID] in [fault Settings] re the
same.
For details, see the Operating Instructions.
• Make sure the batteries in the remote control are not
dead.
• Make sure the batteries are correctly loaded into the
remote control.
For details, see the Operating Instructions.
• Make sure the remote control is inside its effective range.
• Make sure there is nothing placed between the remote
control and the projector.
• Make sure the remote control receiver is not exposed to
strong light.
• Press the [Menu] button, and then select the display
language in [Language / XXX] (XXX indicates the current
display language) on the
• Make sure the USB memory device is connected
correctly.
• For details about supported USB memory standards, file
sizes, and specifications for still images/moving images,
see the Operating Instructions.
tab.