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60

COMMON PROBLEMS AND SOLUTIONS 

CONT’D

ALL PROBLEMS:

 Most Problems are related to 

low battery power.

SOLUTION: 

 Battery Check

UÊ œ˜wÀ“ÊL>ÌÌiÀˆiÃÊ>ÀiÊV…>À}i`Ê

 

each night. 

UÊ œ˜wÀ“Ê«Àœ«iÀÊL>ÌÌiÀˆiÃÊ>ÀiÊÕÃi`°Ê/…iÊ

REDMIKE requires the Lightspeed NH2A27 

rechargeable sensing battery for proper 

charging. The REDMIKE Share requires 

NH2PAK AA rechargeable battery pack.

UÊ >ŽiÊÃÕÀiÊ̅iʓˆVÀœ«…œ˜iÃÊ>ÀiÊÌÕÀ˜i`ʜvvÊ

while charging so a full charge is attained. 

Full charge will last over 7 hours.

UÊ ˜Ã«iVÌÊ̅iÊL>ÌÌiÀÞÊVœ˜Ì>VÌðʏi>˜Ê>˜`Ê>`ÕÃÌÊ

if necessary.

PROBLEM:

 Hearing Static 

SOLUTION: 

Follow these steps to eliminate 

static.

UÊ ˜ÃÕÀiÊ,/ʈÃʈ˜Êœ«Ìˆ“ՓʏœV>̈œ˜°Ê/…iÊ

REDCAT will cover a 1200 sq. ft. enclosed 

classroom.

UÊ ˜ÃÕÀiÊ̅>ÌʘœÊœÌ…iÀÊ,É,Ê

Share is operating on the same channel.

UÊ vÊ̅iʜ«Ìˆœ˜>Ê,ʓi`ˆ>ÊVœ˜˜iV̜ÀÊ

 

is in use, set the microphone to Channel A.

Summary of Contents for Lightspeed

Page 1: ...U s e r M a n u a l Classroom Audio System CH A PWR CH B ...

Page 2: ...er apparatus including amplifiers that produce heat 9 Do not defeat the safety purpose of the polarized or grounding type plug A polarized plug has two blades with one wider than the other A grounding type plug has two blades and a third grounding prong The wide blade or the third prong is provided for your safety If the provided plug does not fit into your outlet consult an electrician for replac...

Page 3: ...lightning storms or when unused for long periods of time 14 Refer all servicing to qualified service personnel Servicing is required when the apparatus has been damaged in any way such as power supply cord or plug is damaged liquid has been spilled or objects have fallen into the apparatus the apparatus has been exposed to rain or moisture does not operate normally or has been dropped 15 When the ...

Page 4: ...Controls and Connections 16 Rear Panel Controls and Connections 18 REDMIKE Controls and Connections 22 Cradle Charger Controls and Connections SECTION 2 24 Step 1 Determine Set up Location Set up Use 25 1A To Set Up on Table Top 27 1B To Set Up Mounted on a Wall 30 1C Wall Mounting Locations 31 Step 2 Audio Integration 35 Step 3 Connecting the Power Supply ...

Page 5: ...Wireless Audio Link SECTION 3 46 Optional REDMIKE VC Controls and Connections Optional Accessories 49 REDMIKE VC Charging 49 REDMIKE VC Intial Set up 52 REDMIKE Share Controls and Connections 52 REDMIKE Share Charging 53 REDMIKE Share Initial Set up 54 Initial Set up Optional IRMC Media Connector 56 Optional IRMC Media Connector Audio Integration 58 Optional Accessories ...

Page 6: ...hooting 62 Tips to Obtain Optimum Audio Performance Output to Assistive Listening Device ALD Using the REDMIKE to Amplify External Audio Equipment SECTION 5 63 Five Year Limited Warranty Warranty Safety 65 Safety Warnings and Certifications Specifications 69 System Specifications ...

Page 7: ...7 SECTION 1 OVERVIEW SYSTEM COMPONENTS AND UNPACKING The standard configuration of the REDCAT will contain REDCAT Infrared Receiver Amplifier with Table Stand and Power Supply CH A PWR CH B ...

Page 8: ...8 SYSTEM COMPONENTS AND UNPACKING CONT D Charging Cradle and Power Supply REDMIKE Classroom Microphone The standard configuration of the REDCAT will contain ...

Page 9: ...9 OPTIONAL COMPONENTS REDMIKE VC Volume Control Microphone REDMIKE Share Handheld Mic Charger Cable Optional equipment which may be part of your REDCAT system ...

Page 10: ...75 NA Power supply for REDCAT RMT2 REDMIKE classroom microphone with lavaliere cord and rechargeable AA battery NH2A27 Lightspeed AA rechargeable sensing battery for REDMIKE AC RMLC2 Lavaliere cord for REDMIKE BC RMCC REDMIKE cradle charger 5V 1 0 NA Cradle charger power supply STANDARD COMPONENTS ...

Page 11: ...rophone with battery pack NH2APK NiMH rechargeable battery pack for REDMIKE Share LT71 LightMic microphone with batteries IRMC2 Infrared media connector with cables and power supply AC WMKRC2 REDCAT wall mounting kit includes screws wall anchors security clip and extra RC feet NH1 AA NiMH rechargeable battery LT71 ...

Page 12: ...2 FRONT PANEL INDICATORS 1 POWER ON INDICATOR The power LED will glow Blue when power is applied 2 CH A CH B Illuminate Red when the audio for the corresponding microphone is received CH A PWR CH B 1 2 2 ...

Page 13: ...EL CONTROLS 1 CHANNEL A VOLUME Controls the volume level of the microphone set to Channel A 2 CHANNEL B VOLUME Controls the volume level of the microphone set to Channel B MICROPHONE CH A CH B MIN MIN MAX MAX 1 2 ...

Page 14: ...olume level of the audio input from the connected audio source 3 AUDIO OUTPUT VOLUME CONTROL INPUT JACK 3 5mm stereo connector for connecting to an assisted listening device ALD or to a computer for recording Controls the volume level of the audio output 4 POWER SWITCH This switch is used to turn the REDCAT ON or OFF The front panel Blue LED lights when power is ON 5 DC POWER INPUT JACK Plug the p...

Page 15: ...15 SIDE PANEL CONTROLS CONT D 2 1 4 5 3 ...

Page 16: ...16 REAR PANEL CONTROLS AND CONNECTIONS 1 CARRYING INSET Cutaway grip for moving or carrying the REDCAT 2 CABLE MANAGEMENT AND STRAIN RELIEF ...

Page 17: ...17 REAR PANEL CONTROLS AND CONNECTIONS CONT D Testing Purposes Only 1 ...

Page 18: ...ess the battery compartment slide the door downward The battery should only be replaced by a Lightspeed AA rechargeable sensing battery part NH2A27 4 YELLOW PROTECTIVE TAB Slide the battery compartment door open to remove this disposable protective tab before use NOTE do not attempt to remove the tab without first opening the compartment door as it may tear leaving fragments Note REDMIKE microphon...

Page 19: ...19 REDMIKE CONTROLS CONT D 1 2 3 S li d e b at t e ry d o o r o p e n R e m o v e t a b b e fo r e u s e 4 ...

Page 20: ...can be connected 6 CHANNEL SELECT SWITCH CH A B This switch allows for selection between Channel A or B If you are using a single microphone we recommend using Channel A 7 Charger Contacts These contacts interface with the charging tabs in the BC RMCC cradle charger for daily charging Simply place the REDMIKE in the charger 8 Group Designation G1 Group 1 frequencies 2 06 2 54 MHz G2 Group 2 freque...

Page 21: ...21 5 6 8 7 REDMIKE CONTROLS CONT D ...

Page 22: ...icates that no battery is sensed REDMIKE Yellow Protective Tab may not have been completely removed see page 18 item 4 A blinking Green LED means a non Lightspeed battery has been installed possibly an alkaline battery 2 DC POWER INPUT Connect the 5V 1 0A DC power supply here 3 OPTIONAL CHARGING PORT Plug the charging cord for the optional LT71 or the REDMIKE Share microphones here ...

Page 23: ...23 1 3 2 CRADLE CHARGER CONTROLS AND CONNECTIONS CONT D ...

Page 24: ... with feet to stand on a cabinet or tabletop Alternatively the feet can be used as the wall mount bracket Advantages of either include Tabletop recommended UÊ6 ÀÌÕ ÞÊ ÊÃiÌÕ ÊÌ i UÊ Ài ÌiÀÊyiÝ L ÌÞÊÌ Ê ÛiÊÌ Ê vviÀi Ì locations Wall mount UÊ ÀiÊ iÀ i ÌÊÃiÌÕ UÊ Ài ÌiÀÊÃiVÕÀ ÌÞ ...

Page 25: ... as far away as possible from the teacher who will be using the mic The best place is against the wall opposite where the teacher will be speaking If this is not possible other good locations are along either wall next to the teacher or in a corner Avoid placing the REDCAT next to where the teacher instructs Putting the REDCAT in close proximity to the teacher s mic can result in feedback ...

Page 26: ...26 Avoid Good placement Best placement 1A TO SET UP ON TABLE TOP CONT D ...

Page 27: ... or screws appropriate for anchors MOUNT UÊ È n Ê L ÛiÊÌ iÊy À Ê V ÌiÊÜ Ì ÊÇÊvÌÊ vÊ ÊÜ Ê outlet LOCATION UÊ Find a location as far away as possible from the teacher who will be using the mic The best place is centered on the long wall opposite the teacher Avoid placing the REDCAT on any wall close to where the teacher usually stands to instruct the class Having the teacher s mic too close to the R...

Page 28: ...oles on wall 3 Drill pilot holes 4 Insert anchors 5 Insert screws through the REDCAT feet into the anchors 6 If using optional security bracket mount on wall using the provided screws and anchors 7 Slide the REDCAT onto the wall mounted feet OR 1B WALL MOUNTING PROCEDURE CONT D ...

Page 29: ...29 1B WALL MOUNTING PROCEDURE CONT D ...

Page 30: ...30 Avoid Good placement Best placement 1C WALL MOUNTING LOCATIONS ...

Page 31: ...lements of your audio system Audio systems have varying elements you may have a computer television DVD VCR player a visual projection system or other devices In this section you will find instructions on how to connect an external audio device like a TV VCR DVD MP3 or computer directly into the REDCAT ...

Page 32: ...io sources Use a 3 5 mm to 3 5 mm patch cable MSC3535 to connect a computer iPod iPad etc audio sources Projector Teacher s REDMIKE Projector Audio In IR Transmission Audio Out VGA Out REDCAT CH A PWR CH B Projector Teacher s REDMIKE Projector Audio In IR Transmission Audio Out VGA Out REDCAT CH A PWR CH B Teacher s REDMIKE ...

Page 33: ... cable not included from the audio source into the Audio IN jack on the side of the REDCAT 3 With both the REDCAT and audio source power on adjust the volume control until the desired level is achieved NOTE Be careful not to set the volume too high as this can distort the speaker and potentially cause damage ...

Page 34: ...34 2 AUDIO INTEGRATION CONT D ...

Page 35: ... power cord Connect the AC power cord into the DC power supply Make sure the AC Power cord is inserted all the way into the power supply 2 Insert the DC connector into the DC POWER INPUT jack on the side of the REDCAT and plug the other end into an electrical outlet ...

Page 36: ...t on the charging cradle indicates the REDMIKE is charging A green light indicates that charging is complete and a full charge has been reached A blinking light indicates a charging or sensing error See Troublshooting section for more information REDMIKE incorporates alkaline protection into the microphone design Always use a Lightspeed rechargeable sensing battery Replacement AA NiMH batteries ma...

Page 37: ...r countries outside the USA and Canada has interchangeable power plug adapters Select the correct adapter for your country 2 Ensure that the REDMIKE is turned OFF 3 Place the REDMIKE into the cradle The LED on the cradle will glow RED indicating charging has started When the REDMIKE is fully charged the LED on the cradle charger will change to GREEN ...

Page 38: ...nyard 4 Slowly increase the CH A B volume up to the silver section of the dial This designates normal volume range in the classroom 5 While speaking in a normal voice fine tune the volume up or down Proper volume level should be as follows UÊ Your voice should be clearly heard by another person on the other side of the room UÊ You should barely be able to hear your own voice UÊ There should not be...

Page 39: ...HE REDMIKE CONT D 6 Once initial volume level is set walk around the room and listen for audio dropout and overall audio quality 7 If a second REDMIKE was purchased repeat steps 2 5 MICROPHONE CH A CH B MIN MIN MAX MAX ...

Page 40: ...40 5 OPERATING THE REDMIKE CONT D ...

Page 41: ...a 3 5mm to 3 5mm patch cable part MSC3535 not included 3 Connect a patch cable from the ALD s microphone jack or AUX input to the 3 5mm audio jack labeled AUDIO OUT on the side of the REDCAT 4 Adjust the volume control on the ALD s receiver to maximum output NOTE This is to set the maximum allowable signal from the REDCAT 5 With the REDCAT and ALD turned on speak into the REDMIKE and slowly adjust...

Page 42: ...42 OUTPUT TO ALD CONT D ...

Page 43: ...dio signal to be played through the system If your system includes two REDMIKEs we recommend using Channel B student mike to amplify the external audio equipment so the teacher s volume on the Channel A teacher mike does not have to be adjusted To determine which REDMIKE is set to Channel B you can look at the switch on the back of the mic or speak into one of the microphones ...

Page 44: ...44 USING REDMIKE AS WIRELESS AUDIO LINK CONT D 1 Plug your external audio equipment for example laptop into the input on the REDMIKE labeled INPUT using a 3 5mm patch cable AUDIO INPUT AUDIO OUTPUT ...

Page 45: ...45 USING REDMIKE AS WIRELESS AUDIO LINK CONT D 2 Adjust the volume of the selected mic channel to achieve desired loudness MICROPHONE CH A CH B MIN MIN MAX MAX ...

Page 46: ...46 SECTION 3 OPTIONAL ACCESSORIES OPTIONAL REDMIKE VC VOLUME CONTROL CONTROLS AND CONNECTIONS ...

Page 47: ...the battery compartment door and remove this disposable protective tab before use 5 AUDIO MICROPHONE INPUT Use this input to plug in a laptop MP3 player or other audio source to wirelessly transmit audio to be played through the system Alternatively an external microphone can be connected 6 CHANNEL SELECT SWITCH CH A B Use this to choose Channel A or B If you are using a single microphone we recom...

Page 48: ...48 OPTIONAL REDMIKE VC CONTROLS CONT D 1 2 3 S li d e b at t e ry d o o r o p e n R e m o v e t a b b e fo r e u s e 4 5 6 7 8 ...

Page 49: ... follow the same instructions for the REDMIKE to setup the REDMIKE VC NOTE A nominal volume level must be set on the REDCAT before adjusting controls on the REDMIKE VC The teacher can now use the controls on the REDMIKE VC to adjust the volume level from anywhere in the room The microphone volume control has 4 steps up and 4 steps down from the mid point 9 levels total ...

Page 50: ...rging the light glows red 3 AUDIO INPUT plug a laptop MP3 player or other audio device into this jack to wirelessly transmit the audio signal to be played through the system 4 CHANNEL SELECT SWITCH CH A B Located in the battery compartment this switch is set to Channel B at the factory 5 CHARGER INPUT Plug the charging cable from the REDMIKE cradle charger into this jack ...

Page 51: ...51 1 5 2 3 4 REDMIKE SHARE CONTROLS AND CONNECTIONS CONT D ...

Page 52: ...et Connect one end of the charging cable into the jack labeled CHARGER on the bottom of the REDMIKE Share Plug the other end into the charging jack on the rear of the cradle charger 3 The LED on the microphone will glow RED to indicate charging 4 Leave the REDMIKE Share plugged in overnight 8 10 hours to obtain a full charge ...

Page 53: ...HARE INITIAL SET UP 1 Ensure the REDCAT is ON The blue LED on the front panel will glow 2 Turn on the REDMIKE Share by sliding the switch to the top position 3 Grip the barrel in the center section Avoid covering the infrared emitters just below the microphone grille This could interrupt signal transmission 4 While speaking in a normal voice increase the CH B VOLUME on the REDCAT level until your ...

Page 54: ... before transmitting audio from the iRMC NOTE If you adjust the CH B volume on the classroom audio system you will also be changing the volume for your second microphone Return the CH B volume knob to the original position before turning the second microphone back on 2 The iR Media Connector volume is preset for most standard audio signals If you need to turn the volume up or down follow this proc...

Page 55: ... D B If the audio source does not have a volume control such as many DVD players adjust the volume at the iRMC 3 If the first two options do not give optimum volume level the last place to adjust the volume is the CH B Volume on the REDCAT CH A PWR CH B ...

Page 56: ...IONAL IRMC MEDIA CONNECTOR AUDIO INTEGRATION The iRMC is designed to integrate with the REDCAT and multiple audio sources allowing other instructional technologies to be clearly heard throughout the classroom ...

Page 57: ... Out Video In Audio Out Audio Out Video Out Video Out VGA Out Teacher s Microphone CH A PWR CH B Projector DVD VCR iR Media Connector REDCAT Projector Audio In Audio Out Video In Audio Out Audio Out Video Out Video Out VGA Out Teacher s Microphone OPTIONAL IRMC AUDIO INTEGRATION CONT D ...

Page 58: ... battery pack and charging cable LT71 LightMic with rechargeable batteries and charging cable MC TK250LTM Noise canceling headset microphone AC TCC7 Charging cable for LT71 and REDMIKE Share microphones MSC3535 3 5mm to 3 5mm stereo audio cable NH1 AA Rechargeable battery for LT71 and REDMIKE Share ...

Page 59: ...LESHOOTING COMMON PROBLEMS AND SOLUTIONS Note Most problems are directly related to low battery power Please run through the Battery Check items first For remaining troubleshooting use known good fully charged batteries ...

Page 60: ...re requires NH2PAK AA rechargeable battery pack UÊ iÊÃÕÀiÊÌ iÊ VÀ iÃÊ ÀiÊÌÕÀ i Ê vvÊ while charging so a full charge is attained Full charge will last over 7 hours UÊ Ã iVÌÊÌ iÊL ÌÌiÀÞÊV Ì VÌÃ Ê i Ê Ê ÕÃÌÊ if necessary PROBLEM Hearing Static SOLUTION Follow these steps to eliminate static UÊ ÃÕÀiÊ Ê ÃÊ Ê Ì Õ Ê V Ì Ê iÊ REDCAT will cover a 1200 sq ft enclosed classroom UÊ ÃÕÀiÊÌ ÌÊ Ê Ì iÀÊ É Ê Shar...

Page 61: ...C PROBLEM No Sound From Speaker SOLUTION Follow these steps to produce sound from speakers UÊ ÕÀ ÊÌ iÊ Ê Ê wÀ ÊÌ ÌÊÌ iÊ 7 Ê light located on the front panel is on UÊ wÀ ÊÃ Ê ÃÊLi ÊÀiVi Ûi Ê ÌÊÌ iÊ REDCAT The IR signal light will be RED indicating a signal is being received UÊÊ wÀ ÊÌ ÌÊ Ê ÃÊÌÕÀ i Ê Ê iÀiÊ will be a BLUE LED on the microphone to indicate it is powered on If you review these instruct...

Page 62: ...mplification approximately 5 10 dB above ambient room noises UÊ Û ÊÜi À Ê iÜi ÀÞÊÌ ÌÊ ÞÊÀÕLÊ ÀÊLÕ Ê against the microphone UÊ ÕÀ ÊÌ iÊ Ê vvÊ ÕÀ Ê À Û ÌiÊ conversations with a student parent or other classroom visitor You can also cover the LED lens on top of the REDMIKE to block the signal UÊ iV À iÊL ÌÌiÀ iÃÊi V Ê Ì Ê7 i Ê recharged nightly operating time actual usage for the transmitters will la...

Page 63: ...le batteries and connecting cables are guaranteed for one 1 year Warranty does not extend to finish appearance or malfunctions due to abuse or misuse Repairs performed by other than Lightspeed Technologies will void this warranty For warranty service including return shipping labels please contact Lightspeed s Service Department at 800 732 8999 service lightspeed tek com 1 Warranty on infrared mic...

Page 64: ... operation other than specified conditions nor does it extend to incidental or consequential damages Repair by other than Lightspeed or its authorized service agencies will void this guarantee Information on authorized service agencies is available from Lightspeed Technologies Inc Our Service Department 800 732 8999 5 a m 5 p m PST will handle all your repair replacement needs FIVE YEAR LIMITED WA...

Page 65: ...tric shock The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance servicing instructions in the literature accompanying the appliance CAUTION TO REDUCE THE RISK OF ELECTRIC SHOCK DO NOT REMOVE COVER OR BACK NO USER SERVICEABLE PARTS INSIDE REFER SERVICING TO QUALIFIED PERSONNEL RISK OF ELECTRIC SHOCK DO NOT OPEN CAU...

Page 66: ...formation This product is manufactured using lead free processes and is free of other materials harmful to the environment It conforms to the most stringent new European guidelines for consumer products RoHS This product conforms with the essential requirements of the following European Union Directives 89 336 EEC 92 31 EEC 93 68 EED and 2004 108 EC Electromagnetic Compatibility Directives This pr...

Page 67: ...nstalled and used in accordance with the instruction may cause harmful interference to radio communication However there is no guarantee that interference will not occur in a particular installation However there is no guarantee that interference will not occur in a particular installation If this equipment does cause interference to radio or television reception which can be determined by turning...

Page 68: ...e de l énergie de fréquence radio et s il n est pas installé et utilisé conformément aux instructions peut causer des interférences nuisibles aux communications radio Toutefois rien ne garantit l absence d interférences dans une installation particulière Toutefois rien ne garantit l absence d interférences dans une installation particulière Si cet équipement provoque des interférences avec la réce...

Page 69: ...RALL SPECIFICATIONS Power Output 20 Watts Amplifier Frequency Response 120 Hz 13 kHz Signal to Noise Ratio 77 dB Dynamic Range 73 dB Overall Dimensions W x D x H 16 x 9 5 x 1 75 406 4 mm x 241 3 mm x 44 5 mm Weight 3 23 lbs 1 5 kg ...

Page 70: ...PECIFICATIONS Carrier Frequencies IR 2 06 2 54 MHz IR Operating Range up to 1200 square feet Receiver Type Superheterodyne Receiver Sensitivity 6 µV for 60 dB S N Image and Spurious Rejection 70 dB Alternate Carrier Frequencies iR 3 20 3 70 MHz ...

Page 71: ... REDMIKE and REDMIKE VC Audio Distortion 1 Built in Microphone Unidirectional Electret Battery Power 1 year warranty 1 AA NiMH Rechargeable Sensing Battery Audio Input 3 5 mm Dimensions W x D x H 0 9 x 1 0 x 3 5 22 9 mm x 25 4 mm x 88 9 mm Weight 2 1 oz 59 5 g ...

Page 72: ...FICATIONS REDMIKE Share Handheld Microphone Audio Distortion 1 Built in Microphone Unidirectional Electret Battery Power 1 year warranty 2 AA NiMH Rechargeable Dimensions W x D x H 2 25 x 2 25 x 8 75 57 2 mm x 57 2 mm x 222 3 mm Weight 7 36 oz 208 7 g ...

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Page 76: ...LIGHTSPEED TECHNOLOGIES 11509 SW HERMAN ROAD TUALATIN OR 97062 TOLL FREE 800 732 8999 PHONE 503 684 5538 FAX 503 684 3197 LIGHTSPEED TEK COM AC MNRC2 MN0435US01 0 ...

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