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Stewart Filmscreen

CONTROLER OPTIONS (CONTINUED)

5. RF (radio frequency) Control

An optionally available RF module will plug directly into the RJ control port on the IMC control board  
The motors will then be controlled via small hand held RF transmitter  The transmitter contains a small 
electronic battery that will require future replacement  RF control can be used in conjunction with LV 
switch terminals to allow “selective switching” 

6.  Serial Connectivity – IBT 100 Serial Converter

By using the optional IBT-100 Serial Converter, the system can be controlled via RS-232 serial com-
mands  In this fashion, the serial commands will duplicate the same functionality as the dedicated 5 
button wall keypad  Use a dual RJ-25 4 conductor patch cable to connect the IBT-100 to Port “O” of    
the screen board  The IBT-100 can now be connected to your computer or other serial device via the 
standard DB-9 connector  

OPERATING THE GEMINI DUAL IMC CONTROLLER

Plug in the main AC power cord or activate the circuit breaker to “on”  The control boards are now 
active and ready for use  Pressing Channel A on the wall switch in the “down” mode will deploy the first 
screen  The screen will automatically stop at its motor’s deployment setting  Or, you can stop the mo-
tor by pressing the red “Stop” button  Pressing the Channel A wall switch to the “Up” mode will retract 
the screen  Once the first screen is retracted, press Channel B “Down” to deploy the second screen  

During first time deployment it is advisable to slowly and incrementally lower the screen  Use the stop 
function repeatedly  While doing this, visually inspect the screen as it deploys making sure it does not 
get restricted in any manner  Once the screen has fully deployed and stopped, normal operation can 
resume  

If the trigger wire has been connected, the projector will activate the motors to deploy when it is ener-
gized  Conversely, when the projector (trigger) is switched off, the motors will retract  When using this 
trigger feature, 

never

 suddenly reverse the direction of the motors while they are operating  Exercise 

patience to allow the motors to fully cycle and stop before changing directions  

 

Содержание Gemini

Страница 1: ...Producers of Professional Projection Screens O W N E R S M A N U A L Gemini Retractable Above Ceiling Dual Screen System ...

Страница 2: ...o make changes to the product specified in this document Sizes and specifications subject to change without notice at Manufacturer s discretion From time to time this document is updated Current versions of documentation are posted on the Stewart Filmscreen website at www stewartfilmscreen com ...

Страница 3: ...nections 5 Dual IMC Controller 6 Operating the Gemini Dual IMC Controller 7 8 IMC Technical Information Low Voltage Wiring 9 Dual IMC Controller Specifications 10 Adjusting the Screen Deployment Settings 11 Adjusting the Screen Motor Limit Switches 12 Caring For and Cleaning the Screen 13 Troubleshooting 14 15 Product Warranty 16 ...

Страница 4: ...o deploy both screens at the same time This screen operation method will protect the back screen from receiving strike marks from the front screen in the event of the front screen colliding into or contacting the back screen We strongly urge that you adhere to this advisement to preserve the optical integrity of the back screen The onboard control system contains the Stewart Dual IMC set It provid...

Страница 5: ...mounted The screens must be level for normal best operation After the Gemini is installed make sure to remove any remaining packing materials or batten retaining clamps Failure to do this will cause screen failure during first time activation ELECTRICAL CONNECTIONS The Gemini control system can be accessed by removing the hex nuts that secure it to the electrical internal end of the Gemini Alterna...

Страница 6: ... contains a built in micro processor to allow individual addressability as well as more sophisticated triggering and sequencing of any number of additionally linked IMC controllers from switches screen trigger inputs home auto mation systems serial or Internet Protocol IP The IMC controller can also be controlled via infrared and RF Theoretically the IMC controller can be controlled by virtually a...

Страница 7: ...ntrol the screen and masking Aim the transmitter in the general direction of the screen or keypad so that the IR signal can be seen by the eye sensor You can use this transmitter to learn the IR codes to other universal IR controllers IR control of the motors will duplicate the functionality of the 5 button wall keypad You will have control of motor down motor up and stop An optional IR eye sensor...

Страница 8: ...r cord or activate the circuit breaker to on The control boards are now active and ready for use Pressing Channel A on the wall switch in the down mode will deploy the first screen The screen will automatically stop at its motor s deployment setting Or you can stop the mo tor by pressing the red Stop button Pressing the Channel A wall switch to the Up mode will retract the screen Once the first sc...

Страница 9: ...processor and resulting control failure may occur The control port only receives RS 485 IP interfaces Improper use of the control ports will void the product warranty An optionally available IR eye sensor can be plugged into Port 0 if required not Port 1 Please contact your dealer if you need to acquire the optional IMC IR eye sensor An optionally available RF module can be plugged into Port 0 if ...

Страница 10: ...C 10 ma 12 VDC is typical Addressability Multiple IMC controls can be linked together on the CS Bus with individual addresses IR Control Yes connect to RJ 25 control Port 0 RF Control optional Yes connect optional RF module to RJ 25 Port 0 IP Control optional e Node modem plugs into RJ 25 control port Control board size 1 75 w x 2 72 h x 1 d Weight 4 oz Safety ETL Listed conforms to UL STD 325 IMC...

Страница 11: ...be re adjusted from the factory setting This adjustment will be made using the white limit switch see Fig 1 on next page It is important to remember that you cannot reduce the screen s deployment setting when the screen is currently stopped at its full down setting You must either use the control switch to raise the screen up a foot or so before attempting a switch adjustment If the screen is oper...

Страница 12: ...een s batten bar must hang freely underneath the screen roller tube The batten bar cannot contact or press against the projection screen roll Make sure to check and correctly adjust the yellow or up limit switch to avoid screen damage from a compacted batten bar Counter clockwise adjustments of this switch will raise the batten bar and clock wise adjustments will lower the batten s top setting Low...

Страница 13: ...sed detergent and warm water To make the solution mix one part Simple Green 409 or other water based industrial cleaner with three parts warm water Moisten a clean cotton cloth or Q Tip with this solution lightly moisten the stained area and gently lift off the stain Never use an aggressive scrubbing action as you could damage the screen surface by removing the optical coating Remoisten the area w...

Страница 14: ...TI signal may be reversed Reverse polarity Screen roller chatters when power is activated Can be caused by voltage drop bad connections or a defective switch Have an electrician or qualified service person check all hook ups including outboard wiring Unit hums in up mode The screen batten is retracting too far into the case Failure to correct can damage motor and screen Do not use the unit until t...

Страница 15: ...and takes time to dissi pate If motor use is initiated before it has cooled completely the motor will shut down again when it reaches maximum tem perature Dirt fingerprints marks etc on screen surface Improper care or handling of screen Lightly brush off using an brush horse hair brush only or use a mild detergent solution with a clean rag or cotton swab Indentations appear on screen surface Debri...

Страница 16: ...ation freight expenses to and from Stewart are payable by the purchaser Stewart is not responsible for damage in shipment To protect against damage or loss in transit insure the product and prepay all transportation expenses This warranty is in lieu of all other warranties expressed or implied including warranties as to fitness for useormerchantability Anyimpliedwarrantiesoffitnessforuse ormerchan...

Страница 17: ...Gemini 17 MAINTENANCE NOTES ...

Страница 18: ...en com 1161 W Sepulveda Blvd Torrance CA 90502 USA l 800 762 4999 l Tel 310 784 5300 l Fax 310 326 6870 l Email request stewartfilmscreen com 2019 Stewart Filmscreen Specifications are subject to change without notice xxx ...

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