Ricoh Projector PJ HDC5420 User Manual

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Table of Contents ............................1
Usage Notice ....................................2
Precautions .........................................2
Safety Labels of This Machine ..........12
Regulation & Safety Notices .............13
Other Information ..............................18
Introduction ....................................19
Product Features ..............................19
Package Overview ............................20
Product Overview .............................21
Connection Ports...

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Precautions
 
Follow all warnings, precautions and maintenance as 
recommended in this user’s guide to maximize the life of your 
unit.
■Warning- Do not place vases, plant pots, cups, toiletries, medi-
cines, small metal objects, or containers holding water 
or any other liquids, on or close to this machine. Fire 
or electric shock could result from spillage or if such 
objects or substances fall inside this machine
■Warning- Keep the machine and attachments out of the reach of 
children. If the...

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 ■There are burn marks on the plug. 
 ■The prongs on the plug are deformed. 
If any of the above conditions exist, do not use the plug 
and consult your dealer or service representative. Use 
of the plug could result in fire or electric shock.
■ Warning- Be sure to disconnect the power cord from the wall 
outlet at least once a year and check for the following: 
 ■The power cord’s inner wires are exposed, broken, 
   etc. 
 ■The power cord’s coating has a crack or dent. 
 ■When bending the power cord,...

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electric shock.
■ Warning- Never operate this unit on AC power during a thunder-
storm. If you see lightning or hear thunder, never touch 
the unit, cables and/or peripherals. An electric surge 
caused by the storm, may result in an electrical shock or 
damage to the unit.
■ Warning- If the machine topples, or if a cover or other part gets 
broken, you must turn off its power immediately. After 
turning off the power, be sure to disconnect the power 
cord plug from the wall outlet. Then contact your...

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ing, it may fall down and cause an injury. Contact your 
sales or service representative if you want to install a 
machine on a wall or ceiling. 
e) Do not obstruct the machine’s vents. Doing so risks 
fire caused by overheated internal components. 
f) For users, do not install the projector by yourself. 
Contact your sales or service representative if you want 
to install the projector on a wall or ceiling. 
g) For sales or service representatives: 
-  Use brackets that are strong enough to support...

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■ Caution- Do not place low heat resistant material near the exhaust 
vents. Hot air may come from the exhaust vents, result-
ing in damage to the machine or an accident.
■ Caution- Do not obstruct the machine’s vents. Doing so risks fire 
caused by overheated internal components.
■ Caution- Push the power plug all the way into the power outlet. 
Do not use a power outlet with a loose connection. Doing 
so may result in heat buildup. Plug the power cord in the 
correct direction into the base. If they...

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your sales or service representative for details about 
and charges for cleaning the machine’s interior.
■ Caution- Unplug the power cord from the wall outlet before 
you move the machine. While moving the machine, 
take care that the power cord is not damaged under 
the machine. Failing to take these precautions could 
result in fire or electric shock.
■ Caution- Do not use attachments not recommended by RICOH. 
Use of an incompatible attachments could cause haz-
ards or damage to the product.
■...

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■ Caution- Do not use the product in a closed installation loca-
tion. Do not place the product in a box or in any other 
closed installation location. Otherwise it may over-
heat, which could result in a risk of fire 
English
Usage Notice