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Precautions
Please read this manual carefully before using your PLUS Data Projector and keep the manual handy for future
reference.
This User’s Manual is applicable to the following models: U4-136, U4-131, U4-112, and U4-111.
Depending on your projector model, the resolution may differ and the optical zoom function or PC Card Viewer
function may or may not be included. This manual describes model U4-136 (which has a compliment of all the
functions). Please check the resolution and inclusion of functions with table below.
Model Resolution (Full Functions) Optical Zoom Function PC Card Viewer
U4-136 1024ן768 (XGA) ࠗࠗ
U4-131 1024ן768 (XGA) ממ
U4-112 800ן600 (S-VGA) ࠗמ
U4-111 800ן600 (S-VGA) ממ
ࠗ: Function included מ: Function not included
Applicable projectors will be indicated by Applicable Projector: U4-XXX placed at the description location.
IMPORTANT SAFETY INFORMATION
CAUTION
TO PREVENT SHOCK, DO NOT OPEN THE CABINET. NO USER-SERVICEABLE PARTS INSIDE. REFER
SERVICING TO QUALIFIED PLUS SERVICE PERSONNEL.
This symbol warns the user that uninsulated voltage within the unit may have sufficient magnitude
to cause electric shock. Therefore, it is dangerous to make any kind of contact with any part inside
of this unit.
This symbol alerts the user that important literature concerning the operation and maintenance of
this unit has been included. Therefore, it should be read carefully in order to avoid any problems.
The above cautions are given on the bottom of the product.
WARNING
TO PREVENT FIRE OR SHOCK, DO NOT EXPOSE THIS UNIT TO RAIN OR MOISTURE. DO NOT USE
THIS UNIT’S GROUNDED PLUG WITH AN EXTENSION CORD OR IN AN OUTLET UNLESS ALL THREE
PRONGS CAN BE FULLY INSERTED. DO NOT OPEN THE CABINET. THERE ARE HIGH-VOLTAGE COM-
PONENTS INSIDE. ALL SERVICING MUST BE DONE BY QUALIFIED PLUS SERVICE PERSONNEL.
WARNING
This is a class A product. In a domestic environment this product may cause radio interference in which case
the user may be required to take adequate measures.
RF Interference
WARNING
The Federal Communications Commission does not allow any modifications or changes to the unit EXCEPT
those specified by PLUS Vision in this manual. Failure to comply with this government regulation could void
your right to operate this equipment.
This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to
Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interfer-
ence when the equipment is operated in a commercial environment. This equipment generates, uses, and can
radiate radio frequency energy and, if not installed and used in accordance with the instruction manual, may
cause harmful interference to radio communications. Operation of this equipment in a residential area is likely
to cause harmful interference in which case the user will be required to correct the interference at his own
expense.
DOC Compliance Notice
This Class A digital apparatus meets all requirements of the Canadian Interference-Causing Equipment Regula-
tions.
Applicable Projector: U4-131/U4-111