Ricoh Projector PJ WX6181N User Manual

166
Connecting to a Wired LAN
The projector comes standard with a Ethernet port (RJ-45) which provides a LAN connection using a LAN cable. 
To use a LAN connection, you are required to set the LAN on the projector menu. Select [SETUP] → [NETWORK SETTINGS] → 
[WIRED LAN]. (→ page 121).
Example of LAN connection
Example of wired LAN connection
ServerHub
LAN cable (not supplied)
NOTE: Use a Category 5 or higher LAN cable.
6. Installation and Connections  

167
Connecting to a Wireless LAN (sold separately) 
The separately sold wireless LAN unit allows you to use a wireless LAN environment. When using the projector in a wireless LAN 
environment, the IP address and other settings must be made on the projector.
Important:
• If you use the projector with the USB Wireless LAN Unit in the area where the use of wireless LAN equipment is prohibited, 
remove the USB Wireless LAN Unit from the projector.
•  Buy the appropriate USB Wireless LAN Unit for your country...

168
1. Press the  button to set the projector to the standby mode, 
then disconnect the power cord.
  Wait for the projector to fully cool off.
2.  Press down on the buttons on the left and right and then pull the 
filter cover towards you to open it.
  The cover will open about 90 degrees before it stops.
Filter cover Button
3. Remove the filter unit by pulling out the tab.
Filter unit Ta b
4. Slowly insert the wireless LAN unit into the USB (LAN) port.
• Remove the wireless LAN unit’s cap, set the unit...

169
6. Close the filter cover.
  After closing, push the filter cover near the buttons until a “click” 
sound is heard. The filter cover will be secured in position.
Button
To remove the wireless LAN unit
1. Remove the filter unit following steps 1 to 3 above.
WIR ELE S S
WI RELE SS2.  Remove the wireless LAN unit.
  If the wireless LAN unit is hard to remove, place a cloth, etc., over 
needle-nose pliers to grasp the wireless LAN unit and pull it out.
NOTE: Do not grasp the wireless LAN unit with...

170
Example of wireless LAN connection
(Network Type → Infrastructure)
 PC with wireless LAN card 
insertedPC with built-in wireless 
LAN function
Wired LAN
Wireless access point
USB Wireless LAN Unit
To enable direct communication (i.e., peer-to-peer) between personal computers and projectors, you need to select the Ad Hoc mode.
PC with wireless LAN card 
inserted
PC with built-in wireless 
LAN function
(Network Type → Ad Hoc)
USB Wireless LAN Unit
6. Installation and Connections  

171
7. Maintenance
This section describes the simple maintenance procedures you should follow to clean the filters, the lens, the cabinet, and to replace 
the lamp and the filters.
❶ Cleaning the Filters
The air-filter sponge keeps dust and dirt from getting inside the projector and should be frequently cleaned. If the filter is dirty 
or clogged, your projector may overheat.
 WARNING
• Please do not use a spray containing flammable gas to remove dust attached to the filters, etc. Doing so may result in...

172
2. Remove the filter unit by pulling out the tab.
Filter unit Ta b
3. Remove the four filters.
  Hold and remove the filters fitted to the two sides of the filter unit.
4. Use a vacuum cleaner to vacuum all the dust inside.
  Get rid of dust in the filter.
NOTE: 
• Whenever you vacuum the filter, use the soft brush attachment to vacuum. This is to 
avoid damage to the filter.
•  Do not wash the filter with water. Doing so can result in filter clogging.
5.  Remove the dust on the front and back of the...

173
6. Attach 4 new filters to both sides of the filter unit.
  The installation locations of the filters are differentiated by whether 
there are any slits (notches). Install the filter under the flange around 
the filter unit as follows.
(1) Attach the 2 filters with transparent frames fitted to the grips to 
the side of the filter unit where the knob is located.
• Turn over the side of the filter with the transparent box and 
then install it.
(2)  Attach the 2 filters with the black lines to the side...

174
❷ Cleaning the Lens
• Turn off the projector before cleaning.
•  The projector has a plastic lens. Use a commercially available plastic lens cleaner.
•  Do not scratch or mar the lens surface as a plastic lens is easily scratched.
•  Never use alcohol or glass lens cleaner as doing so will cause damage to\
 the plastic lens surface.
 WARNING
• Please do not use a spray containing flammable gas to remove dust attached to the lens, etc. Doing so may result in fires.
❸ Cleaning the Cabinet
Turn off the...

175
❹ Replacing the Lamp and the Filters
When the lamp reaches the end of its life, the LAMP indicator in the cabinet will blink red and the message “THE LAMP HAS 
REACHED THE END OF ITS USABLE LIFE. PLEASE REPLACE THE LAMP AND FILTER. USE THE SPECIFIED LAMP FOR SAFETY AND 
PERFORMANCE.” will appear (*). Even though the lamp may still be working, replace the lamp to maintain the optimal projector 
performance. After replacing the lamp, be sure to clear the lamp hour meter. (→ page 129)
 CAUTION
• DO NOT...