Ricoh Projector PJ WX4141N User Manual

Cleaning the Projector• Do not remove any covers or screws that are not mentioned in this manual. There are highvoltage components inside the machine that may cause electric shock. Contact your servicerepresentative if any of the machine's internal components require maintenance, adjustment, or
repair.
• Do not disassemble or modify the machine. Doing so may cause injury or malfunction.• Do not attempt to clean or replace parts for a machine that is installed in a high location on a wall or ceiling....

2.While pressing the lever on the right side of the air filter, pull the filter open.
3.Remove the air filter.
4. Use a vacuum cleaner to clean any dirt or dust from the filter.
5. Install the air filter in the projector.
Insert the left side of the air filter in first, and then press the lever while pushing in the right side of the
filter.
Make sure that the air filter is installed correctly. Otherwise, dirt and dust may enter the projector
through any gaps and cause it to stop or malfunction.
• The...

• The projection window surface scratches easily, so do not rub or tap it with a hard object.
Cleaning the Projector
When cleaning the projector, make sure to do the following: • Gently wipe any dirt from the projector using a soft cloth. Using a damp cloth may cause water to seep inside the projector and cause electric shock or malfunction.
• Do not use benzene or paint thinners. Doing so may cause the projector to warp, discolor, or the paint to peel. Further, do not use cleaning cloths that contain...

Replacing the Lamp• Before replacing the lamp, turn off the power and wait at least one hour to allow the machineto cool completely. If it is not completely cool, you may burn or injure yourself due to the inside
of the machine and lamp unit being hot. If you replace the lamp without unplugging the power
cord from the power outlet, electric shock or explosion may occur.
• Be careful when handling the used lamp so that it does not break. If it breaks, it may cause injury.• Do not attempt to clean or...

• The machine's light uses a mercury vapor lamp that becomes high pressure when it is turned on.The lamp has the following characteristics, so be sure to handle it with care after understandingthe contents. If the lamp explodes and you are either injured from broken pieces of glass, think
you have gotten glass particles or mercury vapour in your eyes, or have inhaled glass particles
or mercury vapour, contact a doctor immediately.
• Deterioration or shock can cause the lamp's life span to end or...

2.Turn the knob counterclockwise, and then open the lamp cover.
3.Raise the metal handle.
4.Hold the handle, and then pull the lamp unit out of the projector.
9. Maintenance
154CZE150 CZE151 CZE152   

5.Insert a new lamp unit.
Make sure that the small projections inside the projector are inserted into the holes of the lamp unit
properly.
6. Close the lamp cover.
Correctly install the outer lamp cover. Incorrect installation may prevent the lamp or projector from
turning on.
7. Reset the lamp time.
For the reset method, see the manual provided with the lamp.
• The lamp usage time can be verified using [Lamp Time] in [Display Status].
Replacing the Lamp
155CZE153    

Managing the Projector Using Projector
Management Utility
Projector Management Utility conforms to the PJLink class 1 standards, and is compatible with all class 1
commands.
A maximum of 100 projectors connected to the network can be managed using one computer.
Projector Management Utility operating environment is described below. • Supported operating system • Windows XP Professional, Home Edition, SP3 or later (32-bit version)
• Windows Vista Ultimate, Business, Home Premium, Home Basic, SP2 or later...

• To uninstall Projector Management Utility, use the program delete function in [Control Panel] todelete "RICOH Projector Management Utility".
Settings Required to Use Projector Management Utility
Specify the following settings to control the projector using Projector Management Utility: • Connect the projector to a network using [Network Settings]
• [Projector Name] in [Network Settings]
• [PJLink] items in [Network Application Settings]
For details, see page 123 "Network Settings Menu"...

• If a communications error prevents the projector from being detected, "?" is displayed. If theconnection failed due to an incorrect password or other reason, "×" is displayed.
• Mute function is not applied if it is not supported by the projector. RICOH PJ WX4141N/ WX4141NI supports "Video & Audio" mute. "Video" mute and "Audio" mute are not supported.
• An input signal cannot be switched if you select the input signal that is not supported by the projector. The...