user manual for SM - Murray Tregonning & Associates
Contents
1. nennennnenzznnnnna 7 Lock lUnlock Sereen u u een eseese 7 Battery Installation sssenennznnnnznnnnnnnznnenzzmnnnnnnnnnnnznnnna 8 Remote Control Operation i 8 Operating InstructionsS sseessenennnnznnnnznnzznnanennnzenazznna 9 Power Up and Boot Sequence nenenenzznnnnza 9 Power DOW a sore a ili iaia 9 Standby Mode nn 9 Selecting the Compatibility Mode en 9 Setting Transmitter Operating Frequency 10 Adjusting the Low Frequency Roll off nn 10 Attaching a Microphone and Adjusting Gain 10 Locking or Unlocking the Control Panel Attaching and Removing the Microphone Locking or Unlocking the Control Panel 11 Attaching and Removing the Microphone 11 5 Pin Input Jack Wiring sssnnnnzznnnnnannnnzznnnanznnnnanznnnnzzmnn 12 Installing the Connector na 12 Cable Termination for Non Lectrosonics Microphones 13 Microphone RF Bvpassing Line Level Signals iii RM Remote Control Operating Instructions 16 RM Front Panel Controls ena 16 Powering the RM on and off enza 16 Principles of Operation 16 RM PAGS ii a aa eolie 16 Operating NOteS i 17 RM Quick Reference nee 17 Troubleshooting uurs2. QM WW S W LECTROSONICS 4 581 Laser Road NE Rio Rancho NM 87124 USA 2 www lectrosonics com SMa Seriesman indd 505 892 4501 e 800 821 1121 e fax 505 892 6243 e sales Olectrosonics com 12 Mar 2008
3. Arrows The Up and Down arrow buttons are used to select the operating frequency adjust the audio level or set the Compatibility Mode Pressing both arrows simultaneously enters the lock countdown Holding the two arrow buttons until the countdown completes locks the control panel buttons so they can only be used to display current settings Loc is displayed to indicate the controls are locked Once locked the buttons can be unlocked only by re moving the battery or via the RM remote control if this function was enabled in the transmitter setup Antenna The flexible antenna is built with woven galvanized steel mesh cable cut to the 1 4 wavelength of the center of the frequency block of the transmitter The antenna is extremely rugged and moisture resistant LECTROSONICS INC Super Minature Belt Pack Transmitters Setup with the LCD Six screens are used to set up and operate the SM These screens are used to set the operating frequency adjust the audio input level select the Compatibility Mode or lock the control panel and power down the transmitter Audio Screen The Audio screen is used to adjust input gain from 0 to 44 dB and the low frequency roll off from 35 to 150 Hz Repeat edly pressing the AUDIO button toggles back and forth between the two displays Press and hold the AUDIO button and use the Up and Down arrows to make adjustments Frequency Screen The Frequency Screen dis plays the
4. FREQ Note The unit comes from the factory configured Button Button as a 400 Series transmitter The LCD displays a bootup sequence which con 1 Set the receivers audio controls to minimum sists of four screens 2 Power up the SM and observe the Boot Sequence Company Name Lectro If the Compatibility Mode for the SM does not match the corresponding receiver then power off the SM Frequency Block bXX and transmitter Firmware Version rX X b21r1 1 typ Mese 3 Froma power off condition hold down the Up Compattiy Maus OP Aua UP arrow then simultaneously press the AUDIO and Audio Aud 12 typ FREQ buttons 4 The LCD will display the current Compatibility Power Down Mode Use the Up or Down arrow buttons to set 1 Simultaneously press the Compatibility Mode to match the corresponding P the fa is Initial Power Off receiver uttons while ob i A Fe l serving that the word Off Timer Screen The following Compatibility Modes are available appears in the LCD along with a counter e 100 Series mode CP 100 un i e 200 Series mode CP 200 2 When the counter reaches 0 the unit turns off A e Mode 3 Contact dealer for details CP 3 Note If the AUDIO and FREQ buttons are e 400 Series mode CP 400 released before the LCD goes blank at the end of e IFB Series mode CP IFB the countdown the unit will not turn off Instead it e Mode 6 Contact dealer for details CP 6 will stav energized and the displav will return to t
5. Mode page 8 Audio Input Jack The Servo Bias input on the SM Series transmitters accommodates virtually every lavaliere handheld or shotgun microphone available plus line level signals Battery Compartment and Thumb Screw The large knurled thumbscrew is used to release or secure the Battery Compartment Cover Plate allowing access to the battery Modulation LEDs The Modulation LEDs provide a visual indication of the input audio signal level from the microphone These two bicolor LEDs can glow either red or green to indicate modulation levels O dB in the table below indicates full modulation Signal Level 20 LED 10 LED Less than 20 dB off off 20 dB to 10 dB Green Gorf 10 dB to 0 dB Green Green 0 dB to 10 dB Red Green Greater than 10 db Red Red Audio Button The AUDIO button is used to display the audio level setting and low frequency roll off The UP and DOWN arrows adjust the values The AUDIO button is also used with the FREQ button to enter standby mode and to power the transmitter on or off Freq Button The FREQ Button displays the selected operating frequency and also toggles the LCD between displaying the actual operating frequency in MHz and a two digit hexadecimal number that corresponds to the equivalent Lectrosonics Frequency Switch Setting The FREQ button is also used with the AUDIO button to enter standby mode and to power the transmitter on or off Up Down
6. as it reaches the upper or lower end of its range Thus if you intend to move the operating frequency from the lower end of the range to the upper end it may be faster to do this by using the Down arrow until the frequency wraps to the upper end Most Lectrosonics receivers indicate the operating frequency both in MHz and as a two digit hexa decimal number This conforms to the Lectrosonics tradition of setting the operating frequency using two 16 position rotary switches The SM Series units offer the ability to set the operating frequency in a similar manner Pressing the FREQ button while the LCD displays the operating frequency in MHz will change the display to show the equivalent two digit hexadecimal frequency select switch set ting Simply use the UP or DOWN arrow to increase or decrease the operating frequency Adjusting the Low Frequency Roll off Repeatedly press the AUDIO button until the LF roll off adjustment screen appears Then press and hold the AUDIO button while selecting the desired roll off frequency with the UP and DOWN arrows The roll off frequency can be set to 35 50 70 100 120 and 150 Hz 10 lation level and limiter activity Once set the transmit ters audio level setting should not be used to control the volume of your sound system or recorder levels This gain adjustment matches the transmitter gain with the microphone s output level the user s voice level and the position of the microphone T
7. block 100 kHz Control panel mounted membrane switches SMa 100 mW nominal SMDa 100 mW nominal SMQa 250 mW nominal Digital Hybrid Wireless 400 Series 200 Series 100 Series Mode 3 other analog Mode 6 and IFB 25 to 32 kHz 5 kHz deviation in 400 Series Mode 0 002 75 kHz max in 400 Series Mode 60 dB below carrier 125 dBV A weighted 0 5 mV to 50 mV before limiting Greater than 1 V with limiting 1 7 uA to 170 uA before limiting Greater than 5000 uA 5 mA with limiting 5 0 mV to 6 V before limiting Greater than 15 V with limiting 300 Ohms Input is virtual ground with servo adjusted constant current bias 2 7 k Ohms Soft limiter 30 dB range The FCC requires that the following statements be included in this manual for SM Series transmitters For body worn operation this SM Belt Pack Transmitter has been tested and meets the FCC RF exposure guidelines when used with the Lectrosonics accessories supplied or designated for this product Use of other accessories may not ensure compliance with FCC RF exposure guidelines Contact Lectrosonics if you have any questions or need more information about RF exposure using this product This device complies with FCC radiation exposure limits as set forth for an uncontrolled environment This device should be installed and operated so that its antenna s are not co located or operating in conjunction with any other antenna or trans
8. operating frequency in MHz or as a two digit hexadecimal number that cor responds to the equivalent Lectrosonics Frequency Switch Setting Pressing the FREQ button toggles between the two displays Compatibility Mode Screen Holding down the Up arrow button while powering up the SM opens the Compatibility Mode screen By using the Up or Down arrow buttons the user can select one of six compatibility modes Note RF transmission is prevented while selecting Compatibility Modes Also the SM exits the Compatibility Mode screen to Standby Mode e 400 This is the factory default setting and works with all Lectrosonics 400 Series Digital Hybrid Wireless receivers including the Venue This mode offers the best audio quality e 200 This mode works with all Lectrosonics 200 Series compatible receivers e 100 This mode works with all Lectrosonics 100 Series compatible receivers e 3 Mode 3 This mode works with a number of non Lectrosonics analog receivers Contact the company for a list of compatible receivers e IFB This mode works with all Lectrosonics IFB compatible receivers e 6 Mode 6 This mode works with a number of non Lectrosonics analog receivers Contact the company for a list of compatible receivers While in the compatibility mode screen pressing either the AUDIO or FREQ button exits to standby mode To power off from the compatibility mode screen press and hold AUDIO and FREQ together Rio
9. receiving and repair departments The return authorization number must be clearly shown on the outside of the shipping container C Pack the equipment carefully and ship to us shipping costs prepaid If necessary we can provide you with the proper packing materials UPS is usually the best way to ship the units Heavy units should be double boxed for safe transport D We also strongly recommend that you insure the equipment since we cannot be responsible for loss of or dam age to equipment that you ship Of course we insure the equipment when we ship it back to you Lectrosonics USA Mailing address Lectrosonics Inc PO Box 15900 Rio Rancho NM 87174 USA Web www lectrosonics com Lectrosonics Canada Mailing Address 49 Spadina Avenue Suite 303A Toronto Ontario M5V 2J1 22 Shipping address Lectrosonics Inc 581 Laser Rd Rio Rancho NM 87124 USA E mail sales lectrosonics com Telephone 416 596 2202 877 753 2876 Toll free 877 7LECTRO 416 596 6648 Fax Telephone 505 892 4501 800 821 1121 Toll free 505 892 6243 Fax E mail Sales colinb lectrosonics com Service joeb lectrosonics com LECTROSONIGS INC Super Minature Belt Pack Transmitters Rio Rancho NM 23 WE WS OL LIMITED ONE YEAR WARRANTY The equipment is warranted for one year from date of purchase against defects in materials or workmanship provided it was purchased from an authorized de
10. settings of all transmitters within range Experiment with this to prevent accidental changes on another transmitter during production Rio Rancho NM a SMa Series Troubleshooting Before going through the following chart be sure that you have a good battery in the transmitter It is important that you follow these steps in the sequence listed SYMPTOM POSSIBLE CAUSE TRANSMITTER PWR LED OFF 1 Battery is inserted backwards or dead 2 Transmitter not powered up See Operating Instructions Power UP and Boot Sequence TRANSMITTER PWR LED BLINKS GREEN EVERY FEW SECONDS TRANSMITTER DOES NOT RESPOND OTHERWISE 1 Transmitter has been put to sleep by the remote control Either use the remote control to wake it up again or remove and reinsert the transmitter s battery AUDIO LEVEL LEDs NOT LIGHTING 1 Gain control set to minimum 2 Battery is dead or installed backwards Check PWR LED 3 Mic capsule is damaged or malfunctioning 4 Mic cable damaged or mis wired RECEIVER RF INDICATOR OFF 1 Transmitter not turned on or is in Standby Mode Receiver antenna missing or improperly positioned Transmitter and receiver not on same frequency Check switches display on transmitter and receiver 5 Transmitter and receiver not on same frequency block 6 Operating range is too great 7 Defective transmitter antenna unit needs repair 2 Transmitter battery is dead NO SOUND OR LOW SOUND LEVEL RECEIVER IN
11. systems such as excellent range efficient use of RF spectrum and resistance to interference However unlike conventional FM systems it does away with the analog compandor and its artifacts No Pre Emphasis De Emphasis The Digital Hybrid Wireless design results in a signal to noise ratio high enough to preclude the need for conven tional pre emphasis HF boost in the transmitter and de emphasis HF roll off in the receiver This eliminates the potential for extreme distortion on signals with abundant high frequency information Supply Mic 10 l A D DT fera us Audio Converter 4 lt o Amp Filter D A His udio an Converter Pilot Tone 5 lt o NY DO Digital 11001001 11001001 Pot Audio Leve 3 4v SMQ Digital Signal Processor shunt GA e oye Limiter D o fa Ch z 3 3v itchi Da H 32 Supply gt 1 8v Microprocessor 15V Battery C 6y c 3v LCD Audio PO Switch Fred i Switch Up Down Q Switches au Bicolor x Power W LED Control Panel Phase Locked Loop Li DO Bicolor gt Modulation D LEDs D Crystal Reference E gt Controlled Amplifier o Oscillator Voltage Final 50 Isolator hm LECTROSONICS INC Su
12. to noise ratio and audio dynamic range of a wireless system dramatically compared to other designs that use 30 kHz to 40 kHz deviation Wide deviation combined with a high powered transmitters makes a significant improvement in signal to noise ratio and operating range Battery Options and Operating Time Switching power supplies convert regulated battery voltages to operate various circuit stages with maxi mum efficiency With the variety of alkaline lithium and rechargeable NiMH batteries available today in the AA format there are many choices to maximize operating time or minimize cost as needed for any application Frequency Blocks Lectrosonics established a block numbering system years ago to organize the range of frequencies avail able from the low 500 MHz band to the upper 700 MHz band Each block includes 256 frequencies in 100 kHz increments The block number is part of a simple formula to derive the frequency The block number is multiplied by 25 6 to produce the lowest frequency in the block For example block 27 x 25 6 691 200 Circulator Isolator The RF output circuit includes a one way circulator isolator using a magnetically polarized ferrite This device greatly reduces the RF intermodulation produced when multiple transmitters are used in close proximity to one another several feet apart The isolator also provides additional RF output stage protection SMa Series Controls and Functions M
13. up RM Troubleshooting SM FREQUENCY CHANGES BUT NOT TO DESIRED FREQUENCY 1 RM set on different block than transmitter in question RM uses hex code to set frequency set RM to proper frequency block or use hex code method to change frequency RM FAILS TO CHANGE SETTINGS ON TRANSMITTER 1 Make sure volume of RM and proximity of microphone are sufficient to engage transmitter 2 Make sure transmitter is not in Sleep mode Rio Rancho NM TS SMa Series 20 LECTROSONICS INC Super Minature Belt Pack Transmitters Specifications and Features Operating frequencies Block 470 470 100 495 600 Block 19 486 400 511 900 Block 20 512 000 537 500 Block 21 537 600 563 100 Block 22 563 200 588 700 Block 23 Block 24 Block 25 Block 26 Block 27 614 400 639 900 640 000 665 500 665 600 691 100 691 200 716 700 Block 28 716 800 742 300 Block 29 742 400 767 900 Block 944 944 100 951 900 Frequency usage varies by country Frequency range Channel Spacing Frequency selection RF Power output Compatibility Modes 6 Pilot tone Frequency stability Deviation Spurious radiation Equivalent input noise Input level If set for dynamic mic If set for electret lavaliere mic Line level input Input impedance Dynamic mic Electret lavaliere Line level Input limiter 588 800 607 900 and 614 100 614 300 256 frequencies in 100 kHz steps for one 25 5 MHz wide
14. DICATES PROPER AUDIO MODULATION 1 Receiver output level set too low 2 Receiver output disconnected or cable defective or mis wired 3 Sound system or recorder input is turned down DISTORTED SOUND 1 Transmitter gain audio level is far too high Check SM LEDs and receiver audio levels as SM is being used 2 Receiver output may be mismatched with the sound system or recorder input Adjust output level on receiver to the correct level for the recorder mixer or sound system Use the receiver s Tone function to check level 3 Excessive wind noise or breath pops Reposition microphone and or use a larger windscreen 4 Transmitter is not set to same frequency as receiver Check that operating frequency on receiver and transmitter match 5 Receiver Transmitter Compatibility Mode mismatched EXCESSIVE FEEDBACK 1 Transmitter gain audio level too high Check gain adjustment and or reduce receiver output level 2 Talent standing too close to speaker system 3 Mic is too far from user s mouth 18 LECTROSONICS INC Super Minature Belt Pack Transmitters SYMPTOM POSSIBLE CAUSE HISS AND NOISE AUDIBLE DROPOUTS 1 Transmitter gain audio level far too low 2 Receiver antenna missing or obstructed 3 Transmitter antenna broken or missing 4 Operating range too great 5 Signal interference Turn off transmitter If receiver s signal strength indicator does not drop to nearly zero this indicates an inter
15. IEW FROM SOLDER SIDE OF PINS 015 gt je l 0 3 l Grimping to Shield and Insulation C Fr e Mil Strip and position the cable so that the clamp can be crimped to contact both the mic cable shield and the insulation The shield contact reduces noise with some microphones and the insulation clamp increases ruggedness Insulation Shield Crimp these Crimp these fingers to fingers to 4 74 4 contact the clamp the NOTE This termination is intended for UHF shield insulation transmitters oniv VHF transmitters with 5 pin jacks require a different termination Lectrosonics lavaliere microphones are terminated for compatibilitv with VHF and UHF transmitters which is different than what is shown here Rio Rancho NM 1a SMa Series Microphone RF Bypassing When used on a wireless transmitter the microphone element is in the proximity of the RF coming from the transmitter The nature of electret microphones makes them sensitive to RF which can cause problems with the microphone transmitter compatibility If the electret microphone is not designed properly for use with wire less transmitters it may be necessary to install a chip capacitor in the mic capsule or connector to block the RF from entering the electret capsule Some mics require RF protection to keep the radio signal from affecting the capsule even though the transmitter input
16. INSTRUCTION MANUAL SMa Series Super Miniature Belt Pack Transmitters With Digital Hybrid Wireless Technology 6 LECTROSONICS on Mar i POWER AF ON N a oca 70 FREO N A a stancav RE OFF SMa Single battery 100 mW SMDa Dual battery 100 mW SMQa_ Dual battery 250 mW RM Remote Control US Patent 7 225 135 for SM Transmitters Serial Number Purchase Date LECTROSONICS wy Rio Rancho NM USA www lectrosonics com SMa Series LECTROSONIGS INC Super Minature Belt Pack Transmitters Thank you for selecting a Lectrosonics SM Series ultra miniature transmitter The unique design provides several distinct features for professional applications e Outstanding RF operating range e Superb audio quality e Ultra lightweight corrosion resistant housing e Water resistant seals for use in damp environments e Programmable compatibility modes for use with a wide variety of different receivers The Digital Hybrid Wireless design US Patent 7 225 135 combines 24 bit digital audio with analog FM resulting in a system that has the same operating range as analog systems the same spectral efficiency as analog systems the same long battery life as analog systems plus the excellent audio fidelity typical of pure digital systems The SM Series transmitters use a standard Lectroson ics 5 pin type input jack for use with electret lavaliere mics dynamic mics or line level signals A water resi
17. IVE BIAS 3 WIRE ELECTRET WITH EXTERNAL RESISTOR SHIELD SOURCE AUDIO Used for 3 wire lavaliere microphones that require an external resistor such as the Sanken COS 11 1k This wiring is fully compatible with 5 pin inputs on Lectrosonics transmitters such as the LM and UM Series This is the wiring for the Lectrosonics M152 lavaliere microphone Fig 6 LO Z MICROPHONE LEVEL SIGNALS 7 SHIELD XLR JACK For low impedance dynamic mics or electret mics with internal battery or power supply Rio Rancho NM A lot of information regarding microphone wiring is also available in the FAQ section of the web site at ttp www lectrosonics com faq htm Follow the instructions to search bv model number or other search options Fig 7 BALANCED AND FLOATING LINE LEVEL SIGNALS g PIN SHIELD gi XLR JACK NOTE If the output is balanced but center tapped to ground such as on all Lectrosonics receivers do not connect Pin 3 of the XLR jack to Pin 4 of the TASF connector Fig 8 UNBALANCED LINE LEVEL SIGNALS SLEEVE TC TIP LINE LEVEL RCA or 1 4 PLUG For signal levels up to 3V 12 dBu before limiting Fully compatible with 5 pin inputs on other Lectrosonics transmitters such as the LM and UM Series A 20k ohm resistor can be inserted in series with Pin 5 for an additional 20 dB of attenuation to handle up to 30V 32 dBu SHIELD Simple Wiring Can ONLY be used with Servo Bias Inpu
18. Normal Hookup 03 AUDIO 4 ut 5 PIN SHIELD GND a Line Level o2 More Headroom 0 3 20 dB 20k AUDIO O5 C TN O Q 4 u 1 30 O TASF PLUG gt Q no O 30 O TASF PLUG LECTROSONIGS INC Super Minature Belt Pack Transmitters Wiring Hookups for Different Sources In addition to the microphone and line level wiring hook ups illustrated below Lectrosonics makes a number of cables and adapters for other situations such as con necting musical instruments guitars bass quitars etc to the transmitter Visit and click on Accessories or download the master catalog Compatible Wiring for Both Servo Bias Inputs and Earlier Transmitters Fig 1 2 VOLT POSITIVE BIAS 2 WIRE ELECTRET PIN SHIELD 1 5k AUDIO 3 3k Compatible wiring for microphones such as Countryman E6 headworn and B6 lavaliere Fig 2 4 VOLT POSITIVE BIAS 2 WIRE ELECTRET SHIELD Most common type of wiring for lavaliere mics Fully compatible with 5 pin inputs on Lectrosonics transmitters such as the LM and UM Series Fig 3 DPA MICROPHONES Danish Pro Audio miniature models SHIELD This wiring is for DPA lavalier and headset microphones NOTE The resistor value can range from 3k to 4k ohms Fig 4 2 VOLT NEGATIVE BIAS 2 WIRE ELECTRET SHIELD 1 B AUDIO Compatible wiring for microphones such as negative bias TRAM models NOTE The resistor value can range from 2k to 4k ohms Fig 5 4VOLT POSIT
19. Rancho NM Turning the Power On Entering the Standby Mode Initial Power On Timer Screen With the power turned off simultaneously pressing and holding the AUDIO and FREQ buttons displays a timer with numerals on the right The numerals count up from one and the boot sequence begins when the count reaches three LECtro is displayed as the boot sequence be gins If either button is release prior to the screen reach ing numeral three the unit will enter the Standby Mode with no RF output see Standby Mode below Turning the Power Off With the unit turned on simul taneously holding the AUDIO and FREQ buttons starts a countdown timer with numerals on the right The screen counts down from three and the transmitter turns off when it reaches zero Releas ing either button prior to the Power Off Timer screen indicating zero returns the unit to normal operation and displays the previous screen Standby Screen Initial Power Off imer Screen With the power turned off pressing the AUDIO and FREQ buttons for about one second places the unit in Standby Mode In this mode the RF output is turned off so all setup adjustments can be made without interfering with other systems operating in the same location The screen displays rf OFF to remind the user that the unit is not transmitting Holding the FREQ button in Standby Mode displays the current operating frequency of the transmitter The op erating frequency c
20. aler This warranty does not cover equipment which has been abused or damaged by careless handling or shipping This warranty does not apply to used or demonstrator equipment N j N N Should any defect develop Lectrosonics Inc will at our option repair or replace any defective parts without charge for either parts or labor If Lectrosonics Inc cannot correct the defect in your equipment it will be replaced at no charge with a similar new item Lectrosonics Inc will pay for the cost of returning your equipment to you This warranty applies only to items returned to Lectrosonics Inc or an authorized dealer shipping costs prepaid within one year from the date of purchase This Limited Warranty is governed by the laws of the State of New Mexico It states the entire liablility of Lectrosonics Inc and the entire remedy of the purchaser for any breach of warranty as outlined above NEITHER LECTROSONICS INC NOR ANYONE INVOLVED IN THE PRODUCTION OR DELIVERY OF THE EQUIPMENT SHALL BE LIABLE FOR ANY INDIRECT SPECIAL PUNITIVE CONSEQUENTIAL OR INCIDENTAL DAMAGES ARISING OUT OF THE USE OR INABILITY TO USE THIS EQUIPMENT EVEN IF LECTROSONICS INC HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES IN NO EVENT SHALL THE LIABILITY OF LECTROSONICS INC EXCEED THE PURCHASE PRICE OF ANY DEFECTIVE EQUIPMENT This warranty gives you specific legal rights You may have additional legal rights which vary from state to state CGI ANN
21. an be changed by holding the FREQ button and pressing either the Up or Down button Release the FREQ button then press and hold it again to toggle the display between frequency in MHz and the hex code corresponding to the equivalent Lectrosonics Frequency Switch Setting Holding the AUDIO button in Standby Mode displays the current audio input level setting This level can be changed by holding the AUDIO button and pressing either the Up or Down button Quickly pressing both the FREQ and AUDIO buttons simultaneiously when the unit is in Standby Mode pow ers off the transmitter Lock Unlock Screen Simultaneously pressing and Loc holding both the Up and Down arrow buttons during normal operation starts the Lock timer The timer starts at three and counts down to zero When the timer reaches zero the transmitter s controls are locked N SMa Series The LCD will display the locked condition as long as the arrow buttons are held then revert back to the previous screen when either button is released With the controls locked the AUDIO and FREQ buttons can still be used to display current settings Any attempt to change a setting by pressing either the Up or Down arrow button will result in an on screen Loc reminder that the controls are locked Remove the batteries to unlock the control panel Important Once the transmitter is locked it cannot be unlocked or powered off using the buttons The only ways to
22. cal repair shop at tempt anything other than the simplest repair If the repair is more complicated than a broken wire or loose connection send the unit to the factory for repair and service Don t attempt to adjust any controls inside the units Once set at the factory the various controls and trimmers do not drift with age or vibration and never require readjustment There are no adjustments inside that will make a malfunctioning unit start working LECTROSONICS Service Department is equipped and staffed to quickly repair your equipment In warranty repairs are made at no charge in accordance with the terms of the warranty Out of warranty repairs are charged at a modest flat rate plus parts and shipping Since it takes almost as much time and effort to determine what is wrong as it does to make the repair there is a charge for an exact quotation We will be happy to quote approximate charges by phone for out of warranty repairs Returning Units for Repair For timely service please follow the steps below A DO NOT return equipment to the factory for repair without first contacting us by email or by phone We need to know the nature of the problem the model number and the serial number of the equipment We also need a phone number where you can be reached 8 A M to 4 P M U S Mountain Standard Time B After receiving your request we will issue you a return authorization number R A This number will help speed your repair through our
23. circuitry is already RF bypassed see schematic diagram If the mic is wired as directed and you are having dif ficulty with squealing high noise or poor frequency response FF is likely to be the cause The best RF protection is accomplished by installing RF bypass capacitors at the mic capsule If this is not pos sible or if you are still having problems capacitors can be installed on the mic pins inside the TA5F connector housing 2 WIRE MIC 3 WIRE MIC Preferred locations for bypass capacitors SHIELD am T l SHIELD Q AUDIO Il 74 CAPSULE TASF CAPSULE CONNECTOR Alternate locations for bvpass capacitors TASF CONNECTOR Install the capacitors as follows Use 330 pF capaci tors Capacitors are available from Lectrosonics Please specify the part number for the desired lead style Leaded capacitors P N 15117 Leadless capacitors P N SCC330P All Lectrosonics lavaliere mics are already bypassed and do not need any additional capacitors installed for proper operation 14 Line Level Signals The normal hookup for line level signals is Signal Hot to pin 5 Signal Gnd to pin 1 and pin 4 jumped to pin 1 This allows signal levels up to 3V RMS to be applied without limiting If more headroom is needed insert a 20 k resistor in series with pin 5 Put this resistor inside the TA5F con nector to minimize noise pickup PIN SHIELD GND di Line Level o2
24. ct any other setting on the transmitter at that time RM Pages The AUDIO button cycles through 4 pages 1 Aud set transmitter s audio level 2 SLEEP unSLP cause transmitter to sleep or wake up 3 Loc unLoc lock or unlock transmitter s buttons 4 Loud adjust RM speaker volume press SEND button for a sample tone The FREQ button cycles through 2 or 3 pages depend ing on the settings 1 CH set transmitter s channel using block independent hex code 2 b select a block number optional uncovers next page 3 000 000 set transmitters frequency in MHz avail if a block is selected Speaker SEND Button When the SEND button is pressed the selected RM setting is transmitted via the RM speaker to the microphone attached to the SM Transmitter LECTROSONIGS INC Super Minature Belt Pack Transmitters rating Notes The sensitivity to the remote m control varies with the trans mitter s audio level setting and the microphone used but itis always possible to make it work with a sufficiently loud remote signal at close range If the SM is configured to re spond to the remote control it will do so even if the but tons are locked When the SM is asleep it can only be awakened by the re mote control or by removing and reinserting the battery When the SM is asleep the PWR led blinks green every few seconds If a remote command is sent that would result in the same disp
25. ded from the web site at www lectrosonics com Go to the SM Series transmitter page and follow the link Battery Installation The SM transmitter is powered by a single standard AA 1 5 volt battery while the SMD and SMQ use two AA batteries We recommend using lithium batteries for longest life In the SM lithium batteries provide over 4 5 hours of operation at room temperature Note Standard zinc carbon batteries marked heavy duty or long lasting are not adequate The battery status circuitry is designed for the voltage drop over the life of lithium batteries To install new batteries 1 Turn the Battery Cover Plate Thumbscrew coun terclockwise open the battery compartment and remove any old batteries 2 Insert the new battery or batteries into the hous ing The positive battery terminal goes into the transmitter first 3 Replace the Battery Cover Plate and tighten the Battery Cover Plate Thumbscrew RECHARGEABLE Kevlar covered vent Battery Battery Compartment Cover Plate Thumbscrew a Kevlar covered vent gt Si NI N N M N z ki gt pe S bi Two Batterv Compartments SMDa SMQa LECTROSONIGS INC Super Minature Belt Pack Transmitters Operating Instructions Power Up and Boot Sequence Standby Mode 1 Ensure that good batteries are installed in the unit Standby Mode allows the user to verify or change the See Battery Installation transmitte
26. fering signal may be the problem Try a different operating frequency Loc APPEARS IN DISPLAY WHEN ANY BUTTON IS PRESSED 1 Control Panel is locked See Operating Instructions Locking and Unlocking the Control Panel Hold APPEARS IN DISPLAY WHEN ARROW BUTTONS ARE PRESSED 1 Reminder that it is necessary to hold down the AUDIO or FREQ button to make adjustments to the audio gain or frequency settings PLL APPEARS IN DISPLAY 1 Indication that the PLL is not locked This is a serious condition that requires factory repair It may be possible to operate on another frequency far removed from the one that was selected when the unlocked condition was indicated TRANSMITTER WON T RESPOND TO REMOTE CONTROL 1 I LCD blinks rc oFF transmitter has not be configured to respond to the remote control See Remote Control Operation on page 16 for instructions on how to configure 2 If LCD blinks transmitter is already set as requested by the remote control 3 If transmitter doesn t not respond at all try moving the remote control closer to the microphone or increasing the remote control s loudness setting or increasing audio level on transmitter 4 SM SMD and SMQ transmitters must have firmware ver 1 5 or higher to work with the RM All a versions of the SM Series will work from firmware ver 1 0 and up The firmware version will flash briefly on the right side of the LCD during power
27. he l previous screen 5 The Compatibility Mode selected in Step 4 will be the current Compatibility Mode until reset using this procedure Pressing the AUDIO or FREQ exits into Standby Mode To power off from the compatibility mode screen press AUDIO and FREQ together Rio Rancho NM SMa Series Setting Transmitter Operating Frequency Attaching a Microphone and Adjusting Gain The control panel Modulation LEDs indicate the modu Frequency displayed in MHz The Operating Frequency of the SM can be displayed either in MHz or as a two digit hexadeci mal number See Controls and Functions FREQ Button The Frequency displayed as two digit hexadecimal number SM s operating frequency can be set with the unit in Standby Mode or powered up for normal operation Use the following procedure to change the Operating Frequency of the SM transmitter 1 If the LCD is displaying something other than the Frequency Screen press the FREQ button on the SM Control Panel to enter this screen Note The default display is in MHz Pressing the FREQ button again displays the operating frequency as a two digit hexadecimal number that corresponds the equivalent Lectrosonics Frequency Switch Setting 2 While holding the FREQ button use the Up or Down arrow buttons to move the operating fre quency up or down in 100 kHz increments from the current setting Note The operating frequency displayed on the LCD wraps
28. he audio input level can be set with the unit in Standby Mode or while pow ered up in normal operation Signal Level 20 LED 10 LED Less than 20 dB off Gort 20 dB to 10 dB Green off 10 dB to 0 dB Green Green 0 dB to 10 dB Red Green Greater than 10 db Red Red Note Different voices will usually require different settings of the AUDIO control so check this adjustment as each new person uses the system If several different people will be using the transmitter and there is not time to make the adjustment for each individual adjust it for the loudest voice 1 With the SM powered off insert the microphone plug into the Audio Input Jack aligning the pins and ensuring that the connector locks See the following page for suggestions on using the microphone connector and sleeve 2 Place the transmitter in Standby Mode or if the unit is to be powered up and adjusted mute the main sound system prior to powering up the transmitter 3 Position the microphone in the location where it will be used in actual operation 4 Observe the audio level LEDs while speaking or singing into the microphone at the same voice level that will be used during the program While holding the AUDIO button press the UP or DOWN arrow buttons until the both the 20 and 10 LEDs glow green with the 20 LED occasionally flickering red This will maximize the signal to noise ratio of the system with full modulat
29. hium or rechargeable NiMH recommended 1 5 hours alkaline 5 5 hours lithium 4 hours with 2500mAh NiMH 5 75 hours alkaline 14 25 hours lithium 8 5 hours with 2500mAh NiMH 1 75 hours alkaline 7 5 hours lithium 5 hours with 2500mAh NiMH 2 3 oz 65 8 grams with lithium battery 2 7 oz 75 9 grams with lithium battery 3 7 oz 105 grams with lithium batteries 2 3 X 1 8 x 0 64 inches not including microphone lanyard 58 x 46 x 16 mm not including microphone lanyard 2 3 x 2 4 x 0 64 inches not including microphone 58 x 60 x 16 mm not including microphone Specifications subject to change without notice The FCC requires that the following statement be in cluded in this manual for the RM This device complies with Part 15 of the FCC Rules Operation is subject to the following two conditions 1 This device may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation 21 SMa Series Service and Repair If your system malfunctions you should attempt to correct or isolate the trouble before concluding that the equipment needs repair Make sure you have followed the setup procedure and operating instructions Check the interconnecting cables and then go through the Troubleshooting section in this manual We strongly recommend that you do not try to repair the equipment yourself and do not have the lo
30. ides a reliable method of keeping a receiver output muted squelched even in the presence of significant interference When the system is operating in the hybrid mode a differ ent pilot tone frequency is generated for each carrier frequency to prevent inadvertent squelch problems and simplify multi channel coordination Microprocessor PLL and VCO Circuits A microprocessor monitors user command inputs from the control panel buttons and numerous other internal signals It works intimately with the DSP to ensure the audio is encoded according to the selected Compatibil ity Mode and that the correct pilot tone is added to the encoded signal Compatibility Modes The SM transmitters were designed to operate with Lectrosonics Digital Hybrid receivers and will yield the best performance when doing so However due to the flexibility of digital signal processing the transmitters can also operate in various compatibility modes for use with Lectrosonics 200 Series Lectrosonics 100 Series IFB and certain non Lectrosonics receivers Contact the Lectrosonics sales department for a complete list of compatible non Lectrosonics receivers Rio Rancho NM Control Panel The control panel includes four membrane switches and an LCD screen to adjust the operational settings Multi color LEDs are used to indicate audio signal levels for accurate gain adjustment and for battery status Wide Band Deviation 75 kHz deviation improves the signal
31. ion and provide subtle limit ing to prevent overload and audible compression of signal peaks Note Setting the audio level too high reduces the dynamic range of the audio signal Setting the audio level too low may cause hiss and noise in the audio 5 If the unit was set up in Standby Mode it will be necessary to turn the transmitter off then power it up again in normal operation so the RF output will be on Then the other components in the sound or recording system can be adjusted LECTROSONIGS INC Super Minature Belt Pack Transmitters Locking or Unlocking the Loc Control Panel The Lock mode protects the Control Ranel Locked transmitter from accidental changes to its settings 1 Ensure the SM setup is complete operating fre quency audio level Compatibility Mode sensitivity to remote control 2 Simultaneously press both the Up and Down ar row buttons to start the Lock timer When the timer reaches zero Loc is displayed and the controls are locked Important Once the transmitter is locked it cannot be unlocked or powered off using the buttons The only ways to unlock a locked transmitter are to remove the battery or unlock it via the remote control The remote control will work only if the transmitter was previously configured to respond to the remote control The unit will always power up in unlocked mode Attaching and Removing the Microphone The flexible sleeve over the 5 pin pl
32. lay being shown again on the SM for example tuning to the chan nel already displayed a row of dashes is displayed briefly as a signal that the command was received The RM should be held close enough to the microphone to change the settings on the intended transmitter but not be so loud as to affect other transmitters nearby but it didn t change anything RM Quick Reference If you are having trouble getting the SM to respond Power On Off AUDIO FREQ make sure you aren t covering the RM s speaker with your thumb and or turn up the RM s speaker Set SM audio level Aud page via AUDIO volume on the Loud page Sleep or Wake SM SLEEP unSLP page via AUDIO If the RM is set to a different block number than Lock or Unlock SM Loc unLoc page via AUDIO the transmitter and an attempt is made to set the i Adjust RM vol Loud ia AUDIO transmitter s frequency in MHz the command JHS baal kk Se will still work The transmitter is simply set to the Set SM channel hex CH page via FREQ corresponding channel in the correct block with a Enable MHz display b block page via FREQ matching hex code Since all SM transmitters respond to the same sig nals take care that the remote control is presented only to the desired transmitter with the minimum speaker volume necessary to do the job reliably Set SM channel MHz 000 000 page via FREQ Note The audio signal from the RM will change the
33. mitter Rio Rancho NM Bias voltages Gain control range Modulation indicators Controls Low frequency roll off Fixed 5 V at up to 5 mA Selectable 2 V or 4 V servo bias for any electret lavaliere 40 dB panel mounted membrane switches Dual bicolor LEDs indicate modulation of 20 10 0 10 dB referenced to full modulation Control panel with LCD and four membrane switches Adjustable from 35 to 150 Hz Zr ll ZA fees ill mid Audio Frequency Response 35 Hz to 20 kHz 1 dB The low frequency roll off is adjustable see graph above Signal to Noise Ratio dB SmartNR No Limiting w Limiting overall system 400 Series mode OFF 1035 108 0 Note the dual envelope soft limiter provides exceptionally NORMAL 107 0 111 5 good handling of transients FULL 108 5 113 0 using variable attack and release time constants The gradual onset of limiting i in the design begins below full modulation which reduces the measured figure for SNR without limiting by 4 5 dB Total Harmonic Distortion Audio Input Jack Antenna Flexible unbreakable steel cable Batteries Battery Life SM SMD SMQ Weight RM SM SMD Q Overall Dimensions SM RM SMD Q Emission Designator 180KF3E 0 2 typical 400 Series mode Switchcraft 5 pin locking TASF 1 5 Volt AA lit
34. nel noise to some de gree and all wireless microphone systems seek to mini mize the impact of that noise on the desired signal Con ventional analog systems use compandors for enhanced dynamic range at the cost of subtle artifacts known as pumping and breathing Wholly digital systems defeat the noise by sending the audio information in digital form at the cost of some combination of power bandwidth and resistance to interference US Patent 7 225 135 Bias Voltage OV 2V or 4V Servo Bias 5V Lectrosonics Digital Hybrid Wireless systems over come channel noise in a dramatically new way digitally encoding the audio in the transmitter and decoding it in the receiver yet still sending the encoded informa tion via an analog FM wireless link This proprietary algorithm is not a digital implementation of an analog compandor but a technique that can be accomplished only in the digital domain even though the inputs and outputs are analog Channel noise still impacts received signal quality and will eventually overwhelm a receiver Digital Hybrid Wireless simply encodes the signal to use a noisy channel as efficiently and robustly as possible yield ing audio performance that rivals that of wholly digital systems without the power and bandwidth problems inherent in digital transmission Because it uses an analog FM link Digital Hybrid Wire less enjoys all the benefits of conventional FM wire less
35. nsmitter is in the power sav ing sleep mode it uses only 20 of the normal bat tery drain so battery life with be 5 times longer This is especially useful in situations where the transmitter is buried deep inside costuming and there are wait ing periods between use The transmitter can sleep for several hours and then be awakened and adjusted when the production is about to begin Powering the RM on and off To turn the RM on or off press the AUDIO and FREQ buttons together briefly The unit powers up on the page that was displayed when the unit was powered off last Principles of Operation The RM user interface is organized into pages which are accessible via the AUDIO and FREQ buttons Once on a page settings can be adjusted with the UP and DOWN arrow buttons To change a transmitter s setting via the RM it is neces sary to dial in the new setting on the appropriate page on the RM and then press the SEND button on the side near the speaker The speaker should be uncov ered and held within a few inches of the transmitter s microphone The longest usable range is about 6 feet depending on the microphone and volume settings used 16 A single AA Lithium battery will operate the RM for up to several years NOTE Only the specific function displayed is altered For example if the remote control is on the CH channel screen pressing the send button will set the transmitters channel but will not affe
36. odulation LEDs Battery cD an Cover en UP Arrow i MICS yon i Audio ey Dex Input Jack AUDIO FREO SA l L a wine N Se Compartment Thumb Screw m Arrow PWR LED Button FREQ Button LCD Screen The LCD is a numeric type Liquid Crystal Display with several screens that allow settings to be made with the AUDIO FREQ UP and DOWN to configure the trans mitter Turn on and turn off countdowns appear in the LCD allowing the transmitter to be turned on for adjust ments without the output stage enabled and to prevent accidental turn off Power LED The PWR LED glows green when the battery is good The color changes to red when there is about 30 minutes of operation left with the recommended lithium battery An alkaline battery will have about 20 minutes of life left When the LED begins to blink red there are only a few minutes of life Note A NiMH battery will give little or no warning when it is depleted If you wish to use NiMH batteries in the SM we recommend trying fully charged batteries in the unit noting the length of time that the batteries will run the unit and then using the battery timer feature available on most Digital Hybrid receivers A weak battery will sometimes cause the PWR LED to glow green immediately after being put in the unit but will soon discharge to the point where the LED will go red or shut off completely When the SM is in SLEEP mode the LED blinks green every few seconds See Sleep
37. ones and line level inputs PIN 2 Bias voltage source for positive biased electret lavaliere microphones PIN 3 Low impedance microphone level input for dynamic microphones Also accepts hand held electret microphones provided the microphone has its own built in battery PIN 4 Bias voltage selector for Pin 3 Pin 3 voltage 0 2 or 4 volts depends on Pin 4 connection Pin 4 tied to Pin 1 OV Pin 4 Open 2V Pin 4 to Pin 2 4V PIN5 High impedance line level input for tape decks mixer outputs musical instruments etc TA5F Backshell ith Strain Relief Remove strain relief if using dust boot Strain Relief Dust Boot 35510 removed Note If you use the dust boot remove the rubber strain relief that is attached to the TA5F cap or the boot will not fit over the assembly 5 Slide the Strain Relief over the TASF Insert and crimp as shown to the right Then insert the TA5F Insert and Strain Relief in the TA5F Latchlock Screw the TASF Flex Relief onto the TA5F Latchlock 6 If needed position and shrink the 1 8 inch shrink tub ing on the microphone cable then slide the Rubber Boot down over the TA5F connector LECTROSONICS INC Super Minature Belt Pack Transmitters Microphone Gable Termination for Non Lectrosonics Microphones TA5F Connector Assembly a O lt EE lt TE TI Mic Cord Stripping Instructions C O V
38. per Minature Belt Pack Transmitters Low Frequency Roll Off The low frequency roll off can be set for a 3 dB down point at 35 50 70 100 120 and 150 Hz to control sub sonic and very low frequency audio content in the au dio The actual roll off frequency will vary slightly depend ing upon the low frequency response of the microphone Excessive low frequency content can drive the transmit ter into limiting or in the case of high level sound sys tems can even cause damage to loudspeaker systems The roll off is normally adjusted by ear while listening as the system is operating Input Limiter A DSP controlled analog audio limiter is employed before the analog to digital A D converter The limiter has a range of more than 30 dB for excellent overload protection A dual release envelope makes the limiter acoustically transparent while maintaining low distortion It can be thought of as two limiters in series a fast attack and release limiter followed by a slow attack and release limiter The limiter recovers quickly from brief transients with no audible side effects and also recovers slowly from sustained high levels to keep audio distortion low and while preserving short term dynamics Signal Encoding and Pilot Tone In addition to controlling the limiter the DSP also en codes the digitized audio from the A D converter and adds an ultrasonic pilot tone to control the receiver s squelch A pilot tone squelch system prov
39. r s operating frequency or audio input level without transmitting any signals Standby Mode can 2 Simultaneously press and hold the AUDIO and only be invoked from a power off condition FREQ buttons until the Power On Boot Sequence is initiated Gee Power On Timer As the unit turns Quickly press and release both the AUDIO and FREQ on the Modulation LEDs and PWR LED all glow red buttons simultaneously to enter and exit this mode then green and then they revert to normal opera i tion i e the Modulation LEDs glow according to the Selecting the CP 400 audio level present at the Audio Input Jack and the ibili PWR LED glows green with good batteries Compatibility Mode 400 Series or Digital All Digital Hybrid Wireless Hybri sitio Modulation receivers are capable of work Compatibility Mode LEDs ing with the Lectrosonics SM transmitter By selecting the proper compatibility mode n the SM will also work with 200 Series 100 Series and di UP Arrow IFB analog receivers plus some other analog wire I EP pe Ro less receivers contact the factory for details Setting t the Compatibility Mode of the transmitter to match the NORD receiver is easily done via the Control Panel AUDIO FREQ o J MRS ua Mad a Note RF transmission is prevented while selecting DOWN Arrow Compatibility Modes Also the SM exits the Compatibility Mode screen to Standby Mode See Standby Mode this section PWR LED AUDIO
40. rssunsnnsnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn 18 RM Troubleshooting n 19 Specifications and Features unnennsnennnennnnennnnnnnnnnnnnnnnnnenn 21 Service and Repair sssenerenazznnnnennzznnanennnzananznnaznnanznza 22 Returning Units for Repair L en 22 3 SMa Series General Technical Description The SM transmitters use 75 kHz wide deviation for an excellent signal to noise ratio and wide dynamic range The DSP controlled input limiter features a wide range dual envelope design which cleanly limits input signal peaks over 30 dB above full modulation switching power supplies to provide constant voltages to the transmitter circuits from the beginning 1 5 Volts to the end 0 85 Volts of battery life and an ultra low noise input amplifier for quiet operation Servo Input The SM input is a radically different input system com pared to previous Lectrosonics transmitter microphone inputs It is so superior that this input system will eventu ally be utilized by all Lectrosonics UHF transmitters The improvements are audible and make the transmitters easier to use and much harder to overload It is no longer necessary on some mics to introduce pads to prevent overload of the input stage divide the bias voltage down for some low voltage mics or reduce the limiter range at minimum gain settings Digital Hybrid Wireless Technology All wireless links suffer from chan
41. stant control panel with LCD membrane switches and multi color LEDs make input gain adjustments and frequency and compatibility mode selection quick and accurate without having to view the receiver The bat tery compartment accepts AA lithium or rechargeable batteries The SM is machined from a solid aluminum block to provide an extremely lightweight and rugged package A special non corrosive finish resists salt wa ter exposure and perspiration in extreme environments The DSP based design works with all Digital Hybrid recievers and is backward compatible for use with Lectrosonics 200 and 100 Series and IFB receivers and some other brands of analog wireless receivers Com panion receivers are covered in separate manuals Rio Rancho NM Table of Contents General Technical Description sse nsennnnenanznnzenazzzna 4 Controls and FUNCTIONS ssessenennnzznnanznnnnnnazznenzenazznna 6 ECD SCre ei tess in ia i a e A E ili 6 Power LED p iaia 6 Audio Input JACK sidru kai ried 6 Battery Compartment and Thumb Screw 6 Modulation LEDS iii et 6 Audio BUNG 2er ee 6 Freg BUON sie ia ire ise ear 6 Up Down rt Ws anne ee 6 ANTENNA i i a SERIEN 6 Setup with the LCD i 7 Audio Seleen ze su pp a eroe 7 Frequency Screen iii 7 Compatibility Mode Screen ii 7 Turning the Power ON rna 7 Turning the Power Off Lena 7 Entering the Standby Mode
42. tructions If this occurs please call our toll free number listed under Service and Repair in this manual or visit our web site at www lectrosonics com Servo Bias Pin 4 to Pin1 0V GND in 4 Open 2V 2 BIAS Pin 4 to Pin 2 4V 3 MIC 30uF Lo 200 Ohm I l 4 100 Ohm _ To Virtual Ground 4 lt BIAS SELECT Audio Amplifier 5 LINE IN gt To Limiter Control BR 3 3uF 10k x A a PI aoe 5 SM Equivalent Input Circuit Wiring Strain Relief Insulator Insert ua TASF Latchlock rl _ Installing the Connector 1 If necessary remove old connector from microphone cable 2 Slide Rubber Boot onto microphone cable with the large end facing away from the microphone See illus tration above 3 If necessary slide the 1 8 inch black shrink tubing onto the mircrophone cable This tubing is needed for some cables to ensure the cable fits snugly in the rubber boot 4 Use the resistors and connector included with this kit to configure the TA5F to your particular microphone See Wiring Diagrams below A length of 065 OD clear tubing is included if insulating the resistor leads or shield wire is necessary Remove rubber strain relief from connector backshell by pulling it out of the backshell 12 TA5F Backshell Audio input jack wiring PIN 1 Shield ground for positive biased electret lava liere microphones Shield ground for dynamic microph
43. ts Fig 9 2 VOLT POSITIVE BIAS 2 WIRE ELECTRET SHIELD Simplified wiring for microphones such as Countryman B6 Lavalier and E6 Earset models and others NOTE This servo bias wiring is not compatible with earlier versions of Lectrosonics transmitters Check with the factory to confirm which models can use this wiring Fig 10 2 VOLT NEGATIVE BIAS 2 WIRE ELECTRET SHIELD Simplified wiring for microphones such as negative bias TRAM NOTE This servo bias wiring is not compatible with earlier versions of Lectrosonics transmitters Check with the factory to confirm which models can use this wiring Fig 11 4VOLT POSITIVE BIAS 3 WIRE ELECTRET SHIELD NOTE This servo bias wiring is not compatible with earlier versions of Lectrosonics transmitters Check with the factory to confirm which models can use this wiring 15 SMa Series RM Remote Control Operating Instructions RM Front Panel Controls The RM unit gives you remote control of SM Series transmitters using an audible tone delivered to the transmitter s microphone Operating parameters on the transmitter can be set by holding the speaker on the RM close to the microphone and pressing the pushbut ton A dweedle tone will play from the RM speaker into the microphone and the parameter on the transmitter will be set immediately Available adjustments e Audio input gain e Frequency e Lock or Unlock Modes e Sleep Mode ON OFF When an SM Series Tra
44. ug on the micro phone helps prevent dust and moisture from getting into the input jack A flange is machined into the rim of the connector on the transmitter to help retain the sleeve after it is installed The following procedure simplifies the attachment and e Pineh and squeeze the ale removal of the microphone to assure the sleeve is s Bh this end to work seated securely j over the flange Squeeze the end of the sleeve so you can feel the connector inside and press it into the jack until it latches Pinch and squeeze the sleeve near the flange and work it down with a kneading motion over the flange all the way around until it stays in place flush with the housing Pull on the connector to make sure it is firmly latched Pull the sleeve over the connector so the ends of the connector and sleeve are almost flush Release b To remove the connector pull the sleeve back to expose the black release button Press the button to unlatch the plug Rio Rancho NM 33 SMa Series 5 Pin Input Jack Wiring The wiring diagrams included in this section represent the basic wiring necessary for the most common types of microphones and other audio inputs Some micro phones may require extra jumpers or a slight variation on the diagrams shown It is virtually impossible to keep completely up to date on changes that other manufacturers make to their products thus you may encounter a microphone that differs from these ins
45. unlock a locked transmitter are to remove the battery or unlock it via the RM remote control Remote Control Operation SM Series transmitters may be configured to respond to signals from the RM remote control unit or to ignore them This setting is accessed by holding down the Down arrow button while powering the transmitter on Use the arrow keys to toggle between rc on remote control on and rc OFF remote control off The default setting is rc on If a remote control signal is detected but the transmitter is set to rc OFF the message rc OFF will be dis played briefly on the transmitter s LCD to confirm that a valid signal was received but that the transmitter is not configured to respond to it Functions available from the remote control are e Audio Level e Frequency e Lock Unlock Buttons e Sleep Wake power saving mode In sleep mode the SM uses 2096 of the normal amount of current For example in sleep mode it will drain the batterv as much in five hours as it would do in one hour of normal operation Sleep mode can only be invoked with the remote control and can only be revoked with the remote control or by removing the battery When in sleep mode the PWR LED blinks green every few seconds to indicate that the SM is asleep and not turned off Remote Control Screens Note The RM is not included with SM Series transmitters Dweedle tones can also be downloa
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