Stewart Filmscreen Corp LCD Front Projector installation instructions Troubleshooting

Page 19

TROUBLESHOOTING

Refer to the following guidelines if you encounter a difficulty in the operation of your Stewart Filmscreen. Problems related to electrical or motor function may require a qualified service person or electrician.

Should you have a problem that is not addressed here, call the Stewart

Filmscreen Corporation.

 

Problem description

 

Probable cause

 

Action to take

 

 

 

 

 

 

 

 

 

Door won't open.

 

No AC power available.

 

Check to see if the circuit breaker has switched off.

 

 

Screen won't operate.

 

Outboard switching problem.

 

Reset if needed.

 

 

 

 

Check outboard switching apparatus.

 

 

 

 

 

 

 

 

 

 

 

 

Check voltage availability. Contact an electrician.

 

 

 

 

 

 

Check that the toggle switches are in the correct

 

 

 

 

 

 

position. See Figure 3, p. 5.

 

 

Screen or mask won't roll up

 

Bad connection at switch.

 

Have an electrician or qualified service person check

 

 

or down (even though power

 

Polarity of STI line may be bad.

 

the connection as follows:

 

 

is available).

 

 

· If you have a low voltage control unit, check switch-

 

 

 

 

 

 

 

 

 

 

 

line connections.

 

 

 

 

 

 

· If you have a high voltage control switch, check

 

 

 

 

 

 

switch-line connections.

 

 

 

 

 

 

· If you have a screen trigger interface, check line

 

 

 

 

 

 

connections, or the mini-plugs at the screen input or

 

 

 

 

 

 

projector output. Check 12V DC line for correct

 

 

 

 

 

 

polarity. Contacts may be sticking—tap relay to free

 

 

 

 

 

 

contacts.

 

 

 

 

 

 

 

 

 

Roller tube motors chatter

 

Can be caused by voltage drop,

 

Have an electrician or qualified service person check

 

 

when power is activated.

 

bad connections, or a defective

 

all hook-ups including all outboard wiring.

 

 

 

 

switch.

 

 

 

 

Unit hums in up mode.

 

The screen batten is retracting too

 

Have a qualified service person adjust the yellow UP

 

 

(Screen or mask has already

 

far into the case. Failure to

 

limit switch. Turn the adjusting screw clockwise.

 

 

retracted.)

 

correct can damage motor and

 

 

 

 

 

 

screen. Do not use the unit until

 

 

 

 

 

 

this problem is resolved.

 

 

 

 

Screen or mask drops when

 

Drop in voltage.

 

Motors require full voltage. Have an electrician or

 

 

up direction is activated

 

 

 

qualified service person check available voltage.

 

 

(grinding noise occurs).

 

 

 

 

 

 

Screen or mask continues

 

White limit switch is out of

 

Readjust the white DOWN limit switch. See pp. 14-15

 

 

past bottom stop position.

 

adjustment.

 

of this manual.

 

 

Battens retract too far into

 

Yellow limit switch out of

 

Have a qualified service person readjust the yellow

 

 

case.

 

adjustment. Failure to correct

 

UP limit switch. See pp. 14-15 of this manual.

 

 

 

 

can damage motor and screen.

 

 

 

 

 

 

Do not use the unit until this

 

 

 

 

 

 

problem is resolved.

 

 

 

 

Motor shuts off. Motor has

 

Motor is designed for short

 

Allow the motor to cool down. Complete cooling can

 

 

been in use for more than

 

operations (lowering and

 

take an hour or more. Heat gain is cumulative and

 

 

2 minutes.

 

retracting), not continuous duty.

 

takes time to dissipate. If motor use is initiated before

 

 

 

 

Longer operation, such as during

 

it has cooled completely, the motor will shut down

 

 

 

 

setup and positioning, causes the

 

again when it reaches maximum temperature.

 

 

 

 

motor to overheat and shut off.

 

 

 

 

Any controller (e.g., STI,

 

 

 

 

 

 

LVC, etc.) fails to operate

 

 

 

 

 

 

motor.

 

 

 

 

 

 

Dirt, finger prints, marks, etc.

 

Improper handling of screen.

 

Brush off or use a mild detergent solution with clean

 

 

on screen surface.

 

 

 

rag or cotton swab.

 

 

Indentations appear on

 

Debris or particles adhering to

 

Check back of screen; gently brush debris away by

 

 

screen surface.

 

screen due to static cling.

 

hand.

 

 

 

 

 

 

 

 

ABT-EM Trapdoor ElectriMask Electriscreen: Owner’s Manual

17

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Contents ABT-EM Trapdoor ElectriMask Electriscreen Page Contents About your ABT-EM Trapdoor ElectriMask Electriscreen To the OwnerPreparation Preparing the InstallationUnpacking Factory AdvisoryHanging the Case Installing the unitElectrical HOOK-UP Preparation-Removing access panelPreparing the connection Installing the low-voltage 3-button switches horizontalMaking the connection Mask Screen Door Optional 12V DC Transformer with Switch Preparing the connection Button Momentary Switch Masking control Making the connections Connecting the high-voltage switch control vertical maskingFirst time operation Operating the ScreenUnderside view Adjusting the Screen ExtensionModifying the extension of the screen and the mask Replacement parts and service Screen Care and CleaningProduct Warranty General maintenanceProblem description Probable cause Action to take Troubleshooting

LCD Front Projector specifications

Stewart Filmscreen Corp is renowned for its high-end projection solutions, and their LCD front projectors epitomize quality and innovation. These projectors are particularly sought after in both residential and commercial settings where superior image fidelity is paramount.

One of the standout features of Stewart Filmscreen's LCD front projectors is their outstanding resolution. The projectors provide crystal-clear images due to their advanced LCD technology, which enables a higher pixel density than traditional projection systems. This resolution is ideal for displaying intricate details in videos and images, making it a preferred choice for cinema enthusiasts and business presentations alike.

The projectors also incorporate state-of-the-art color accuracy technologies. With a wide color gamut and enhanced color processing, viewers can experience vibrant, lifelike colors that enhance the overall visual experience. This is particularly important in applications such as art galleries or design studios, where precision in color representation is crucial.

Another significant aspect of Stewart Filmscreen LCD projectors is their innovative light source. Many models utilize laser light technology, providing greater brightness and longevity compared to standard lamp-based projectors. The laser light source also ensures consistent performance over time, reducing the need for frequent maintenance and replacement.

Stewart Filmscreen places a strong emphasis on versatility as well. Their LCD projectors are designed to accommodate a variety of environments, with multiple installation options. They support various aspect ratios and resolutions, making them adaptable to both wide-screen cinematic experiences and standard presentations. This flexibility is further enhanced by features such as lens shifting and zoom capabilities, which allow for precise image alignment regardless of installation challenges.

Moreover, connectivity options are abundant with Stewart Filmscreen LCD projectors. They typically feature multiple HDMI ports, VGA inputs, and support for wireless streaming, ensuring compatibility with modern devices and various multimedia sources. This ease of connectivity allows seamless integration into existing audio-visual systems.

In conclusion, Stewart Filmscreen Corp's LCD front projectors blend cutting-edge technology, exceptional image quality, and versatile features to cater to the demanding needs of today's viewers. Whether for home theaters, corporate settings, or public exhibitions, these projectors stand as a testament to Stewart Filmscreen's commitment to excellence in the realm of visual presentation.
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