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1. Distribution Concerns If the instructor would like his own voice to be broadcast to all student stations at the same time as video distribution he she can simply plug in a microphone into the instructor computer s Mic input usually on the sound card In Windows operating system you can double click on the speaker icon to access individual slider volume controls for all sound devices may need to be activated first in the options menu When the sound is being broadcast from the teacher s station the best signal to noise ratio S N is accomplished when the output sound level of the instructor s PC is at or near the max level In this case the sound volume heard at the teacher s own speakers can be reduced using the volume control on the speaker To adjust the sound level at the student stations so that they are about the same loudness use the LINE INPUT slider control of the individual PC s prior to taking over the student monitors with the push button and set them at a level less than half way up You can then use an iterative procedure to adjust the line input levels of all student monitors to any desired level B Student s Station j Z 2 Fial Rexzearcth Tachos a eS See ODEL MI SM Student Module Se SN CHAIN IN LOCAL IN Page So 7 The Student s Module Model M1 SM comes with a short video cable HD15 male to male a short mini stereo audio cable and a 12 vdc power adapter e Plug the video cable supplied in the b2. Hall Research Technologies Inc 3613 W Mac Arthur Blvd Suite 612 Santa Ana CA 92704 Phone 714 641 6607 Fax 714 641 6698 Model M1 TM Teacher s Module Model M1 SM Student s Module Computer Training Audio Video Distribution System May 17 2002 Description Thank you for purchasing the Mirrors One System Your system includes a Teacher s Module Model M1 TM equipped with a push button switch cord a number of Student Modules Model M1 SM and interconnecting cables In addition 2 terminators Model TM 75 are also provided which are used at the end of each daisy chain Please take inventory of all items received and inform the factory if anything is missing Installation A Teacher s Station SOT Matt tresdearch Technociocaies FR oe rat Oe MODPLL MI TA Taachar Modala AUDIO AUDIO n h N G I oumu VIDLO VIDEO 4 The Teacher s Module Model M1 TM comes with a short video cable HD15 male to male a short mini stereo audio cable a 12 vdc power adapter and a push button control cord e Plug the video cable supplied in the box from the PC s video output port to M1 TM s VIDEO INPUT e Connect the PC s sound output LINE OUT to the unit s AUDIO INPUT normally the Line Out from the PC would go to a pair of powered speakers e Plug the instructor s Monitor to the VIDEO OUTPUT connector on the unit e Plug the instructor s powered speaker
3. ng address and contact name and phone number Limited Liability IN NO EVENT SHALL THE DIRECT VENDOR S LIABLITY EXCEED THE PRICE PAID FOR THE PRODUCT FROM DIRECT INDIRECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMANGES RESULTING FROM THE USE OF THE PRODUCT OR ITS DOCUMENTATION Page Al or 4
4. ox from the PC s video output port to M1 SM s LOCAL IN e Plug the student s monitor to the MONITOR connector on the unit e Connect the unit s AUDIO OUTPUT to the PC s sound input LINE IN e Leave the student s speakers or headphones plugged into their computer as they were before e Connect the power adapter to the power terminal on the unit The two CHAIN IN and CHAIN OUT of the Module are used to interconnect Student units using the CVGX cables At the end of each chain you must place a Model TM 75 terminator at the CHAIN OUT port of the M1 SM 7 g SS g Student Workstations Typical Installation Diagram If you have any problems or questions you can reach Hall Research at 714 641 6607 fax 6698 or contact HRT via email at support hallresearch com Warranty HRT warrants that the supplied equipment is free from defective workmanship and material Subject to the agreements set forth will repair or replace at its option the defective components for a period of 2 years after purchase The following conditions apply to the Warranty Warranty void if item subject to improper use negligence or unauthorized modification Instructions must be followed in obtaining RMA number as explained below Any defective part should be returned insured and freight prepaid to Hall Research with the following Return Material Authorization Number RMA Description of failure as detailed as possible Shippi
5. s into the AUDIO OUTPUT connector of the unit Page Boe 2 e Plug the push button switch cord to the CONTROL plug on the box e Connect the power adapter to the power terminal on the unit The two CHAIN outputs of Module can be connected to the Student units using the CVGX cables If you will be linking all of the student units on one daisy chain then plug a terminator Model TM 75 into the unused connector of the box and terminate the last Student unit on the daisy chain with a TM 75 i e the two CHAIN outputs are eventually terminated Operation of the Teacher s Module With the push button light off power on default mode no video or audio distribution is taking place To take over all student monitors press the push button switch once the LED on the switch illuminates and the image from the instructor s monitor is being displayed at full resolution and speed on all student monitors At the same time whatever sound is being produced at the instructor s station is also broadcast to all student stations To release student monitors press the button again The light on the LED shall go out and the system becomes transparent to the classroom To blank student monitors press the push button twice double click the LED will blink to indicate that all monitors are blanked at the moment Of course the sound distribution from the instructor s station is still active To come out of the blanking mode press the button again Audio
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