Canon DC-4381 User manual

EN-1
FCC Notice
This equipment has been tested and found to comply with the limits for a Class B digital
device, pursuant to part 15 of the FCC Rules. These limits are designed to provide
reasonable protection against harmful interference in residential installation. This
equipment generates, uses and can radiate radio frequency energy and if not installed
and used in accordance with the instructions, may cause harmful interference to radio
communications. However, there is no guarantee that interference will not occur in a
particular installation. If this equipment does cause harmful interference to radio or
television reception, detectable by turning the equipment in question off and on, the
user is encouraged to try to correct the interference by one or more of the following
measures:
Reorient or relocate the receiving antenna
Increase the distance between the equipment and the receiver
Connect the equipment to an outlet on a different circuit than that which the receiver
is connected to.
Or consult the dealer or an experienced radio/TV technician for help.
This device complies with Part 15 of the FCC Rules. Operation is subject to following two
conditions:
1. This device may not cause harmful interference, and
2. This device must accept any interference that may cause undesired operation.

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Contents
Important safeguards................................................................................................3
Overview....................................................................................................................8
Power........................................................................................................................9
Remote control..........................................................................................................11
Installation.................................................................................................................14
Basic connections.....................................................................................................16
Preparation................................................................................................................18
Basic operation.........................................................................................................20
Menu operation.........................................................................................................23
Using an SD Card....................................................................................................26
Troubleshooting.........................................................................................................29
Maintenance..............................................................................................................33
Indicators...................................................................................................................34
Specifications.............................................................................................................36

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Important safeguards
Please read all these instructions regarding your projector and retain them for future
reference. Follow all warnings and instructions marked on the projector.
1. Read instructions
All the safety and operating instructions should be read before the appliance is operated.
2. Retain instructions
The safety and operating instructions should be retained for future reference.
3. Warnings
All warnings on the appliance and in the operating instructions should be adhered to.
4. Instructions
All operating instructions must be followed.
5. Cleaning
Unplug this projector both from the wall outlet and battery before cleaning it. Do not
use liquid aerosol cleaners. Use a damp soft cloth for cleaning.
6. Attachments and equipment
Never add any attachments and/or equipment without the approval of the manufacturer
as such additions may result in the risk of fire, electric shock or other personal injury.
7. Water and moisture
Do not use this projector near water or in contact with water.
8. Accessories
Do not place this projector on an unstable cart, stand, tripod, bracket or table. Use
only with a cart, stand, tripod bracket, or table recommended by the manufacturer or
sold with the projector. Any mounting of the appliance should follow the manufacturer’s
instructions and should use a mounting accessory recommended by the manufacturer.

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9. Ventilation
Slots and openings in the cabinet are provided for ventilation, ensuring reliable operation
of the projector and to protect it from overheating. Do not block these openings or allow
them to be blocked by placing the projector on a bed, sofa, rug, or bookcase.
Ensure that there is adequate ventilation and that the manufacturer’s instructions
have been adhered to.
10. Power sources
This projector should be operated only from the type of power source indicated on the
marking label. If you are not sure of the type of power, please consult your appliance
dealer or local power company.
11. Power-cord protection
Power-supply cords should be routed so that they are not likely to be walked on or
pinched by items placed upon or against them. Pay particular attention to cords at
plugs, convenience receptacles, and points where they exit from the appliance. Do not
put the power cord under a carpet.
12. Overloading
Do not overload wall outlets and extension cords as this can result in a fire or electric shock.
13. Objects and liquids
Never push objects of any kind through openings of this projector as they may touch
dangerous voltage points or short-out parts that could result in a fire or electric shock. Never
spill liquid of any kind on the projector, adaptor or battery.
14. Servicing
Do not attempt to service this projector yourself. Refer all servicing to qualified
service personnel.
15. Damage requiring service
Unplug this projector from the wall outlet and refer servicing to qualified service personnel
under the following conditions:

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(a) If the power-supply cord or plug is damaged.
(b) If the adaptor or the battery is damaged.
(c) If liquid has been spilled, or objects have fallen into the projector, adaptor or battery.
(d) If the projector does not operate normally after you follow the operating instructions.
Adjust only those controls that are covered by the operating instructions. An improper
adjustment of other controls may result in damage and may often require extensive work
by a qualified technician to restore the projector to its normal operation.
(e) If the projector has been exposed to rain or water.
(f ) If the projector has been dropped or the cabinet has been damaged.
(g) If the projector exhibits a distinct change in performance- this indicates a need for service.
16. Replacement parts
When replacement parts are required, be sure that the service technician has used
replacement parts specified by the manufacturer or parts having the same characteristics as
the original part. Unauthorized substitutions may result in fire, electric shock or other hazards.
17. Safety check
Upon completion of any service or repair to this projector, ask the service technician
to perform safety checks determining that the projector is in a safe operating condition.
18. Keep appropriate method when recharge the battery.
19. The projector is a precision instrument. Please pay attention on static electricity.

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WARNING:
Unplug the power cord or remove the battery immediately if there is something
wrong with your projector.
Do not operate if smoke, strange noise or odor comes out of your projector, adaptor or
battery. It may cause fire or electric shock. In this case, unplug immediately and contact
your dealer.
Never remove the cabinet.
This projector contains high voltage circuitry. An inadvertent contact may result in an
electric shock. Except as specifically explained in User Manual, do not attempt to service
this product by yourself. Please contact your dealer when you want to fix, adjust, or
inspect the projector.
Do not modify the projector.
It can lead to fire or electric shock.
Do not keep using the damaged projector.
If the projector is dropped and the cabinet is damaged, unplug the projector and contact
your dealer for inspection.
It may lead to fire if you keep using the damaged projector.
Do not face the projection lens to the sun.
It can lead to fire.
Use correct voltage.
If you use incorrect voltage, it can lead to fire.
Only use the provided AC adaptor.
Do not place the projector on uneven surface.
Place the projector on a level and stable surface only.
Do not look into the lens when the projector is operating.
It may hurt your eyes. Never let children look into the lens when the projector is on.

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Do not unplug the power cord or remove the battery during operation.
It can lead to lamp breakage, fire, electric shock or other trouble. Wait for the fan to stop
before unplugging the power cord or remove the battery.
Do not touch the air outlet grilles and bottom plate.
Do not touch them or put other equipment close to the air outlet grilles because they
become hot during operation.
The heated air outlet grilles and bottom plate may cause injury or damage to other
equipment. Also, do not put the projector on a desk that is easily affected by heat.
Do not look into the air outlet grilles when projector is operating.
Heat, dust, etc. may blow out of them and hurt your eyes.
Do not block the air inlet and outlet grilles.
If they are blocked, heat may be generated inside the projector, causing deterioration in
the projector quality and fire.
Don’t put upwards. It may block the exhausted holes.
Don’t drop.
Don’t project to person’s eyes.

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Overview
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9
Control panel
1 LAMP indicator
2 POWER indicator
3 CHARGE indicator
4 POWER button
5 Four directional
buttons
6 OK button
7 MENU button
Terminal board
1 S-VIDEO terminal
2 VIDEO terminal
3 VGA IN terminal
4 Power jack
5 AUDIO IN terminal
6 AUDIO OUT(Earphone)terminal
7 SD Card slot
123
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7
123
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1
Bottom side
1 Battery latch
1 Focus ring
2 Control panel
3 Terminal board
4 Air outlet grille
5 Lens
6 Kensington lock
7 Remote control sensor (Rear side only)
8 Speaker
9 Air inlet grille

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Power
Using the provided AC adapter or an optional Lithium-ion rechargeable battery.
Warning:
The projector must be used with the provided AC adapter. Damage caused by the
use of an incorrect adapter is not covered under the warranty.
Using the AC adapter
1. Insert the plug from the AC adapter into the
DC IN terminal.
2. Insert the appropriate end of the power cord
into the AC adapter.
3. Insert the plug on the power cord into a wall outlet.
The POWER indicator lights red when using
the AC adapter.
Using the battery
The projector must be used with specified Lithium-ion rechargeable battery.
Charge the battery before using the projector for the first time use. Using the projector
for charging the battery. You may also use the projector when charging the battery.
For battery charging
Warning:
When you use the battery, please observe the safety precautions.
1. Move the battery latch to the open side.
2. Position the projector on the battery.
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2
3

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4. Insert the plug from the AC adapter into the DC IN terminal.
5. Insert the appropriate end of the power cord into the AC adapter.
6. Insert the plug on the power cord into a wall outlet.
The CHARGE indicator lights red when charging is started and turns off when
charging is completed.
We recommended that you full charge the battery all the time.
When the projector is off, the charger works as a fast charging mode. It takes
approximately 5 hours to complete charging.
When the projector is on, the charger works as a slow charging mode.It takes
approximately 7 hours to complete charging.
For battery removal
Slide the battery lock switches on the two sides
to remove the battery from the projector.
3. Match the battery carefully until it fits in place.
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5
6
CHARGE (Red) CONDITION
On Charging battery
Off Battery full