Introductio3N - BenQ VM2221 Product Service Manual

Introduction
Safety Notice
Prior to using this service manual, please ensure that you have carefully followed all the procedures outlined in
the user's manual for this product.
(1) Read all of these instructions.
(2) Save these instructions.
(3) Follow all warnings and instructions are marked on the product.
(4) Unplug this product from the wall outlet before cleaning. Do not use liquid cleaners or aerosol cleaner;
use a damp cloth for cleaning.
(5) Do not use this product near water.
(6) Do not place this product on an unstable cart, stand or table. The product may fall, causing serious
damage to the product.
(7) Do not tear up the EMI label, if the label has been destroyed, that must to past same size label on the
same position.
(8) Slots and openings in the cabinet and the back or bottom are provided for ventilation, to ensure reliable
operation of the product and to protect it from overheating, those openings must not be blocked or
covered. The openings should never be blocked by placing the product on a bed, sofa, rug, or other
similar surface. This product should not be placed in a built-in installation less proper ventilation is
provided.
(9) This products should be operated from the type of power source indicated on the market in label. If you
are not sure of the type of power available, consult your dealer or local power company
(10) This product is equipped with a 3-wire grounding type plug, a plug having a third (grounding) pin. This
plug will only fit into a grounding-type power outlet. This is a safety feature, if you are unable to insert the
plug into the outlet, contact your electrician to replace your obsolete outlet. Do not defeat the purpose of
the grounding-type plug.
(11) Pay attention to the code which connects with a heliotropism board of inside panel. And don't hook it.
(12) Do not allow anything to rest on the power cord. Do not locate this product where persons will walk on the
cord.
(13) If an extension cord is used with this product, make sure that the total of the ampere ratings on the
product plugged into the extension cord to the plugged into outlet does not exceed 15 ampere.
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