Shure PGX Wireless User Guide English
Contents
1. RATA Y if ppg if SAFI UU MU s AAS LA ee My g ff ff ffs Uy NVI Kal UY Y fy DIO MMM YY A JA JA fff IES L Y ff G Uy VILLE Gis Ln UY R R JA dg Y Ge e IJ LLL My VW JILL G MMMM A YG hK h II y DT yy SINN ADS VA DD r far u FIG m I DIES eg ee SASA Y SL m fj SIL Wi aad yy ff yt YA e DH PA 4 YAM A Y A TUN 8 fA A IA Y 4 W V UY ULLA iy J SHURE Inco rporated http yy U ttp Unica Sas Canada Latin Amato Car W y Z i Ub Phone ALLA Niles IL LANE q v n Intl Fax 847 00 2000 U S Fax 4608 U S A ee HA ax 847 600 6446 x 847 600 1212 x dia FIVE Uy E ana sons RR WELL PR 97131 7214 SSL L Vi i gg Shure Asia LL Pak 85228934055 hfe Yj yy T VAde pk J L BE d EI ttt_ UP o Uncom Be HY y YY J promisin TL APA Lipp psp g A YYg fy Yes UL J Ve UA i Miss A VAL A Lp pp ff 2748878 Rag V opyright Aa p20 ER ue Incorporated 7 LH Lib pg je 98 Y Shure PGX Wireless The New Breed of Shure Wireless Systems Created for active musicians and presenters who also manage their own sound Shure PGX Wireless improves your performance and simplifies your setup Innovations such as automatic frequency selection and automatic transmitter setup make wireless quicker and completely worry free PGX sy2. country regulations Dimensions 108 mm H x 64 mm W x 19 mm D 4 25 x 2 50 x 0 75 in Weight 81 grams 3 oz without batteries Housing Molded polycarbonate case Power Requirements 2 AA size alkaline or rechargeable batteries Battery Life gt 8 hours alkaline PGX2 Handheld Transmitter Audio Input Level 2 dBV maximum at 10dB position 8 dBV maximum at 0dB position Gain Adjustment Range 10dB RF Transmitter Output 30 mW maximum dependent on applicable country regulations D Dimensions E 254 mm x 51 mm dia 10 x 2 in including SM58 cartridge Weight 290 grams 10 2 oz without batteries Housing Molded PC ABS handle and battery cup Power Requirements 2 AA size alkaline or rechargeable batteries Battery Life gt 8 hours alkaline PGX4 Dimensions 40 mm H x 181 mm W x 104 mm D 1 6 x 7 125 x 4 1 in Receiver Weight 327 g 11 5 02 Housing ABS acme Audio Output Level XLR connector into 600 Q load 19 dBV Ref 33 kHz deviation with 1 kHz tone 1 4 inch connector into 3000 Q load 5 dBV Output Impedance XLR connector 200 Q 1 4 inch connector 1kQ XLR output Impedance balanced Pin 1 Ground cable shield Pin 2 Audio Pin 3 No Audio Sensitivity 105 dBm for 12 dB SINAD typical Image Rejection gt 70 dB typical Power Requirements 12 18 Vdc at 150 mA supplied by external power supply SH
3. de conformit de la FCC section 15B Certifi par IC au Canada sous RSS 123 IC 616A PGX4 Conforme aux exigences essentielles de la directive europ enne R amp TTE 99 5 CE ETSI EN 300 422 partie 1 et 2 ETSI EN 301 489 partie 1 et 9 et sont autoris s porter la marque CE Les blocs d alimentation PS21E et PS21UK Conforme aux sp cifications IEC 60065 et sont autoris s porter la mar que CE PS21AR Conforme aux sp cifications IEC 60065 Certifi amp T V Rhein land Argentina S A Autorisation d utilisation Une licence officielle d utilisation de ce mat riel peut tre requise dans certains pays Consulter les autorit s comp tentes pour les exigences possibles Ce mat riel radio est pr vu pour une utilisation en spectacles musicaux professionnels et applications similaires Die Senders Modells PGX1 und PGX2 Nicht ausdr cklich von Shure Incorporated genehmigte nderungen oder Modifikationen k nnen den Entzug der Betriebsgenehmigung f r das Ger t zur Folge haben Zugelassen unter FCC Teil 74 FCC ID DD4SLX1 und DD4SLX2 Zu gelassen durch die IC in Kanada unter RSS 123 und RSS 102 IC 616A SLX1 und IC 616A SLX2 Entsprechen den Grundanforderungen der europaischen R amp TTE Richtlinie 99 5 EC ETSI Normen EN 300 422 Teile 1 und 2 ETSI Normen EN 301 489 Teile 1 und 9 und sind zum Tragen des CE Zeichens berechtigt Der Empf nger Modell PGX4 Zugelassen unter der Ubere
4. 3 Perform Automatic Frequency Selection on the first receiver see page 6 4 Turn on the first transmitter 5 Perform Automatic Transmitter Setup see page 6 Leave the transmitter turned on Repeat for each system Be sure that only one transmitter s IR port is exposed when synchronizing a system Manual Frequency Selection receiver only To manually select a group or a channel press and hold the channel button The display alternates between the group number and the channel number hold channel button gt es L Releasing the channel button while either number is displayed makes the displayed number flash Pressing the channel button while either number is flashing increases the setting by one to change the group then press the value release the channel button channel button while to increase the the first digit displays value to change the channel then press the value release the channel button channel button while the to increase the second digit displays value To activate a newly selected group or channel simply wait until the number stops flashing SHURE PGX WIRELESS Issue Indicator Status Solution No sound or faint Transmitter power e Perform automatic transmitter setup see page 6 sound light on receiver Verify all sound system connections LEDs on Receiver LED off e Make sure AC adapter is securely plugged into electrical outlet and into DC input
5. AOId Apiuuojuo9 JO uonele pegq ou jepun panoldde pue 29 43p JO elpey euoyuajuiun ue JO spun au yum Ajdwoo 0 punoj pue pajse ueaq sey J M 2 Y JHN uonduoseq PXOd 8PON jonpoud Buimo jjoy ay yeu Ayjigisuodsal ajos no Japun ajej9aq 0022 998 248 Von 969 20Z09 1 Uo SUBAJ enusAy ABINEH ZZZ jo pejelodyoou anys OMA ALINYOJNOD JO NOLLVYV 1930 994 _ 105 EU DECLARATION OF CONFORMITY Shure Incorporated 5800 Touhy Avenue Niles Illinois 60714 4608 U S A Phone 847 600 2000 Web www Shure com Declare under our sole responsibility that the following product Model PGX1 PGX2 Description Body Pack and Handheld UHF Transmitters Model PGX4 Description UHF Receivers conforms to the essential requirements and other relevant previsions of the R amp TTE Directive 1999 5 EC The products comply with the following product family harmonized or national standards EN 301 489 1 V1 4 1 2002 08 EN 301 489 9 V1 2 1 2002 08 EN 300 422 1 V1 2 2 2000 08 EN 300 422 2 V1 1 1 2000 08 The technical documentation is kept at Shure Incorporated Corporate Quality Engineering Division SHURE Europe GmbH EMEA Approval Manufacturer Shure Incorporated Signed Date 18 September 2008 Name and Title Craig Kozokar EMC Project Engineer Corporate Quality Engineering Division European Representative SHURE Europe GmbH Ss Signed mM Date 18 September 2008 Name and Title Wi an Dipl Ing FH EMEA
6. Approval SHU urope GmbH Headquarters Europe Middle East amp Africa Wannen cker Str 28 D 74078 Heilbronn Germany Phone 49 0 7131 7214 0 Fax 49 0 7131 7214 14 106 PERU DECLARATION OF CONFORMITY Shure Incorporated 5800 W Touhy Avenue Niles Illinois 60714 4608 U S A 847 600 2000 Shure Incorporated declares that the following product Model PGX1 H6 524 542MHz PGX1 J6 572 590MHz PGX1 L5 644 662MHz Description UHF FM Wireless Microphone Transmitter Has been tested and found to comply with the limits set in Peru wireless regulatory standard RM N 204 2009 MTC 03 It s effective radiated power ERP has been measured to be less than 10 mW as measured in accordance with ETSI standard EN 300 422 Signed pa Date _ August 24 2009 Name Title Kevin Marrs Manager Global Compliance Shure Incorporated PERU DECLARATION OF CONFORMITY Shure Incorporated 5800 W Touhy Avenue Niles Illinois 60714 4608 U S A 847 600 2000 Shure Incorporated declares that the following product Model PGX2 H6 524 542MHz PGX2 J6 572 590MHz PGX2 L5 644 662MHz Description UHF FM Wireless Microphone Transmitter Has been tested and found to comply with the limits set in Peru wireless regulatory standard RM N 204 2009 MTC 03 It s effective radiated power ERP has been measured to be less than 10 mW as measured in accordance with ETSI standard EN 300 422 Signed DA Date
7. August 24 2009 Name Title Kevin Marrs Manager Global Compliance Shure Incorporated 107
8. Conformity provision of FCC Part 15B Certified under Industry Canada to RSS 123 IC 616A PGX4 Meets the essential requirements of the European R amp TTE Directive 99 5 EC EN 301 489 Parts 1 amp 2 EN 300 422 Parts 1 8 2 and is eligible to carry the CE mark ing CE PS 21 Series Power Supplies Conforms to Safety Standard IEC 60065 PS21E and PS21UK are eligible to bear CE marking PS21AR Conforms to Safety Standard IEC 60065 Certified T V Rhein land Argentina S A No RA2681022 A ministerial license may be required to operate this equipment in certain ar eas Consult your national authority for possible requirements This radio equipment is intended for use in musical professional entertain ment and similar applications Les transmetteurs mod le Shure PGX1 et PGX2 Tout changement ou modification n ayant pas fait l objet d une autorisa tion expresse de Shure Incorporated peut entra ner la nullit dudroit d utili sation de l quipement Certifi sous FCC partie 74 FCC ID DD4SLX1 et DD4SLX2 Certifi par IC au Canada sous RSS 123 et RSS 102 IC 616A SLX1 et IC 616A SLX2 Conforme aux exigences essentielles de la directive europ enne R amp TTE 99 5 CE ETSI EN 300 422 partie 1 et 2 ETSI EN 301 489 partie 1 et 9 et sont autoris s a porter la marque CE 101 SHURE PGX WIRELESS Le recepteur mod le Shure PGX4 Autoris aux termes de la clause de D claration
9. URE PGX WIRELESS Replacement Parts All Systems Microphone Stand Adapter PGX2 WA371 Carrying Case 94B8429 System AC Adapter 120 VAC 60 HZ PS21 Specific AC Adapter 220 VAC 50 Hz Argentina PS21AR AC Adapter 230 VAC 50 60 Hz Europlug PS21E AC Adapter 230 VAC 50 60 Hz UK PS21UK AC Adapter 100 VAC 50 60 Hz PS21J AC Adapter 220 VAC 50 Hz China PS21CHN PG58 Head with Grille RPW108 SM58 Head with Grille PGX2 SM58 RPW112 SM86 Head with Grille PGX2 SM86 RPW114 BETA 58 Head with Grille PGX2 BETA 58 RPW118 Matte Silver Grille PGX2 SM58 RK143G Matte Silver Grille PGX2 SM86 RPM226 Matte Silver Grille PGX2 BETA 58 RK265G Belt Clip 44A8030 Optional Black Grille PGX2 BETA 58 RK323G Accessories Zipper Bag PGX1 26413 Zipper Bag PGX2 26A14 Universal Rack Tray URT Regulatory and Licensing Information PGX1 amp PGX2 Transmitters Changes or modifications not expressly approved by Shure Incorporated could void your authority to operate the equipment Certified under FCC Parts 74 FCC ID DD4SLX1 amp DD4SLX2 Certified by IC in Canada under RSS 123 and RSS 102 IC 616A SLX1 and IC 616A SLX2 Meets the essential requirements of the European R amp TTE Di rective 99 5 EC ETSI EN 300 422 Parts 1 amp 2 EN 301 489 Parts 1 amp 9 and is eligible to carry the CE marking ce 0682 O PGX4 Receiver Authorized under the Declaration Of
10. artes 1 y 2 ETSI EN 301 489 partes 1 y 9 y califican para llevar la marca CE modelo PGX4 Autorizado seg n la cl usula de Declaraci n de homologaci n de la parte 15B Certificados en Canad por la IC bajo la norma RSS 123 IC 616A PGX4 Cumple con los requisitos esenciales de la directriz europea 99 5 EC de RTTE ETSI EN 300 422 partes 1 y 2 ETSI EN 301 489 partes 1 y 9 y califican para llevar la marca CE Las fuentes de alimentaci n modelos PS21E y PS21UK Cumple la norma IEC 60065 y califican para llevar la marca CE PS21AR Cumple la norma IEC 60065 Certificado TUV Rheinland Ar gentina S A No RA2681022 Licencia de uso Se puede requerir una licencia ministerial para utilizar este equipo en algunas reas Consulte a la autoridad nacional sobre los po sibles requisitos Este equipo de radio est destinado para uso en presentaciones musica les profesionales y situaciones similares I trasmettitori Shure modellos PGX1 e PGX2 Eventuali modifiche di qualsiasi tipo non espressamente autorizzate dalla Shure Incorporated possono annullare il permesso di utilizzo di questo ap parecchio Omologato secondo le norme FCC Parte 74 FCC ID DD4SLX1 e DD4SLX2 Omologato dalla IC in Canada a norma RSS 123 e RSS 102 616A SLX1 e 616A SLX2 Conforme ai requisiti essenziali specificati nella direttiva europea R amp TTE 99 5 EC ETSI specificati nella norma EN 300 422 Parte 1 e Parte 2 ETSI specificati nel
11. connector on rear panel of receiver e Make sure AC electrical outlet works and is supplying proper voltage Transmitter power Replace transmitter batteries light glowing or If indicator continues flashing red after batteries are replaced the flashing red transmitter and receiver may be from incompatible frequency bands Contact your Shure reseller for assistance Transmitter power e Turn on transmitter light off Make sure the indicators on batteries match the transmitter terminals Insert fresh batteries Distortion or e Remove nearby sources of RF interference CD players unwanted noise computers digital effects in ear monitor systems etc bursts Change receiver and transmitter to a different frequency Reduce transmitter gain Replace transmitter batteries If using multiple systems change the frequency of one of the active systems Distortion level Transmitter power e Replace transmitter batteries increases light glowing or gradually flashing red Sound level Adjust transmitter gain as necessary different from cabled guitar or microphone or when using different guitars Cannot turn Transmitter light e Replace transmitter batteries transmitter on flashing red Locking and Unlocking Controls Locking the system controls prevents accidental muting or channel adjust ment during performance Transmitter To lock the controls with the transmitter off hold the power butto
12. eseller On off mute switch Press and hold to turn on or off Press and release to mute or unmute 4 Pin Microphone Input Jack IR port Receives infrared beam to synchronize frequencies When using multiple systems only one transmitter IR port should be exposed at a time Gain adjustment switch see below Wearing the Bodypack Transmitter e Clip the transmitter to a belt 1 or slide a guitar strap i through the transmitter clip 2 as shown If using a belt slide the transmitter until the belt is pressed against the base of the clip Changing Batteries e Expected life for alkaline batteries is approx imately 8 hours q When the transmitter light glows red the bat gt ge teries should be replaced immediately as illustrated Adjusting Gain e Three gain settings are available on the PGX1 e mic Microphone 0 Guitar e 10 Use only if audio is distorted due to high input level SHURE PGX WIRELESS Single System Setup In any wireless setup each transmitter and receiver pair must be tuned to the same frequency or channel The PGX wireless system uses automatic transmitter setup to synchronize the transmitter and receiver channels Note transmitting devices such as cellular phones and two way radios and digital devices such as CD players and effects processors may interfere with wireless audio transmissions Keep your PGX transmitters and receivers away from
13. instimmungserklarung der FCC Teil 15B Zu gelassen durch die IC in Kanada unter RSS 123 IC 616A PGX4 Ent sprechen den Grundanforderungen der europaischen R amp TTE Richtlinie 99 5 EC ETSI Normen EN 300 422 Teile 1 und 2 ETSI Normen EN 301 489 Teile 1 und 9 und sind zum Tragen des CE Zeichens berechtigt Der netzteilen Modells PS21E und PS21UK Entsprechen den Grundanforderungen IEC 60065 und sind zum Tragen des CE Zeichens berechtigt PS21AR Entsprechen den Grundanforderungen IEC 60065 Zulassung TUV Rheinland Argentina S A No RA2681022 Zulassung In einigen Gebieten ist fur den Betrieb dieses Ger ts u U eine beh rdliche Zulassung erforderlich Wenden Sie sich bitte an die zust ndige Beh rde um Informationen ber etwaige Anforderungen zu erhalten Diese Funkausr stung ist zum Gebrauch bei professionellen Musikveran staltungen und hnlichen Anwendungen vorgesehen 102 Los transmisores modelos PGX1 y PGX2 El receptor Las modificaciones o los cambios efectuados sin la aprobaci n expresa de Shure Incorporated podrian anular la autorizaci n concedi da para usar el equipo Certificado por especimen bajo las normas de la FCC Comision Federal de Comunicaciones de los EE UU FCC ID DD4SLX1 y DD4SLX2 Certificados en Canada por la IC bajo la norma RSS 123 y RSS 102 IC 616A SLX1 y 616A SLX2 Cumple con los requisitos esenciales de la di rectriz europea 99 5 EC de RTTE ETSI EN 300 422 p
14. la norma EN 301 489 Parte 1 e Parte 9 e possono essere contrassegnati con il marchio CE 103 SHURE PGX WIRELESS Il ricevitore Shure modello PGX4 Omologato secondo la clausola di Dichiarazione di conformit delle nor me FCC Parte 15B Omologato dalla IC in Canada a norma RSS 123 IC 616A PGX4 Conforme ai requisiti essenziali specificati nella direttiva eu ropea R amp TTE 99 5 EC ETSI specificati nella norma EN 300 422 Parte 1 e Parte 2 ETSI specificati nella norma EN 301 489 Parte 1 e Parte 9 e pos sono essere contrassegnati con il marchio CE Di alimentatori PS21E e PS21UK Conforme alle norme IEC 60065 e possono essere contrassegnati con il marchio CE PS21AR Conforme alle norme IEC 60065 Certificato T V Rheinland Argentina S A No RA2681022 Concessione della licenza all uso per usare questo apparecchio in certe aree pu essere necessaria una licenza ministeriale Per i possibili requisiti rivolgersi alle autorit competenti Questo apparecchio radio inteso per intrattenimento a livello professio nale ed applicazioni simili 104 pajelodio9u anys Aeng ejesodio9 Jaeulbuy pood INI JeyOz A Dies ap euen 40 22 AIIWFLIFS ea uoneledo polisepun esneo Aew jeu souslayojui Buipnpui peAlevel sousjaysjui Aue Jdaase JSNW JIA P SIUL Z eouelepajui NJUWeY asneo jou ABW anap Sly SUOINPUOD OM Bulmoj oy ay 0 Joafgns si uoNelsdo s ni 994 SU JO GL Hed ay Jo UOISI
15. n down until the green LED flashes 5 seconds To unlock the controls with the transmitter on hold the power dn button down until the green LED flashes 5 seconds Receiver To lock the channel hold the channel button until the numbers flash 10 seconds To unlock the channel hold the channel button until the numbers flash 5 seconds Specifications System Working Range 100m 300 ft Note actual range depends on RF signal absorption reflection and interference Audio Frequency Response Minimum 45 Hz 2 dB Maximum 15 kHz Overall system frequency depends on microphone element Total Harmonic Distortion 0 5 typical Ref 33 kHz deviation 1 kHz tone Dynamic Range gt 100 dB A weighted Operating Temperature 18C 0 F to 50 C 122 F Range Note battery characteristics may limit this range Transmitter Audio Polarity Positive pressure on microphone diaphragm or positive voltage applied to tip of WA302 phone plug produces positive voltage on pin 2 with respect to pin 3 of low impedance output and the tip of the high impedance 1 4 inch output PGX1 Audio Input Level 10 dBV maximum at mic gain position Bodypack 10 dBV maximum at 0dB gain position Transmitter 20 dBV maximum at 10dB gain position Gain Adjustment Range 30 dB Input Impedance 1 MQ RF Transmitter Output 30 mW maximum dependent on applicable
16. s include Microphone Head choice of PG58 SM58 SM86 or Beta 58A e PGX2 handheld transmitter e Microphone clip Lavalier Headworn and Instrument systems include e PGX1 bodypack transmitter e Microphone choice of WL93 WL185 PG30 or Beta 98H CTM Guitar systems include e PGX1 bodypack transmitter e 1 4 to mini 4 pin guitar cable PGX4 Receiver Features Front Panel audio LED ready LED Indicates strength of Green light indicates system is incoming audio signal green ready for use for normal amber for strong Infrared IR port red for peak Broadcasts IR signal to transmitter 2 LED screen sync button See Single System Setup on Press to synchronize transmitter page 6 and receiver frequencies channel button See Single System Setup on page 6 Back Panel SHURE INCORPORATED NILES IL 60714 UNBALANCED L HIGH PGX4RECENVER ko UNBALANCED OUT BALANCED OUT AC adapter jack XLR balanced microphone out Adapter cord tie off put jack 1 4 unbalanced output jack SHURE PGX WIRELESS PGX2 Handheld Transmitter O Power Infrared IR Mute indicator Green Ready Flashing green Controls locked see page 8 Amber Mute on Flashing red IR transmission in process Glowing red Battery power low Pulsing red on Batteries dead transmitter cannot be turned on startup until ba
17. stems now feature Shure s patented Audio Reference Companding delivering the crystal clear sound quality that pro audio engineers trust PGX gives you 9 systems to choose from and tour tested wireless for guitars instruments and vocal mics including the legendary SM58 vocal microphones It s the best sounding simplest choice in wireless from the leader in live performance sound Table of Contents System Components 0 00 enan an nan nana n mann a nannan ann 2 PGX4 Receiver Features 3 Front Panel wire Vado er a Se ee 3 Back Pan l 2 2 06 oi re rain 3 PGX2 Handheld Transmitter nna nnnn 4 Changing Batteries 4 Adjusting GaN so corra ii 4 PGX1 Bodypack Transmitter 5 Wearing the Bodypack Transmitter 5 Changing Batteries ooooococcccocoocrc eee eenonon 5 Adjusting Gai ri ara aaa vga 5 Single System Setup 0 cee cece an nannan annan an n anan nana nn 6 Multiple System Setup eee en en annan aa nna nannan anan 7 Manual Frequency Selection receiver only 7 Troubleshooting ENEE EIER NEIES pon ia 8 Locking and Unlocking Controls eee eee eee 8 Specifications ue sam s ar a n 9 Replacement Parts ki ee eege E deg E NEE g 10 Patent numbers 6 597 301 5 794 125 and 5 692 057 SHURE PGX WIRELESS System Components All systems include e PGX4 receiver e 2 AA batteries e Power supply e User guide Vocalist system
18. these and other potential sources of interference Single System Setup 1 Automatic Frequency Selection Press and release the channel button This scans for a clear channel and sets the receiver to that channel 5 press channel button LED screen displays to scan for a clear current channel channel channel system scans for clearest available gt channel 2 Automatic Transmitter Setup Turn On the transmitter Open the transmitter battery compartment to display the infrared IR port see pages 4 and 5 With the transmitter IR port exposed to the receiver press sync Hold the sync button until the red light stops flashing on both receiver and transmitter When the receiver ready light glows the system is ready for use Close the transmitter battery compartment 6 Multiple System Setup See the included frequency and channel guide for information on compatible channels Multiple system setups require the use of groups and channels In the LED panel the left digit indicates the current group the right digit indi cates the current channel OH O left digit is group LI right digit is channel LI LI Follow these steps when using multiple PGX systems in a single installation 1 Tum all receivers on and all transmitters off 2 Make sure the group number is the same for all receivers If nec essary use Manual Frequency Selection shown below to set all receivers to a single group
19. tteries are changed Pulsing red after Transmitter and receiver incompatible contact synchronization your Shure reseller On off mute switch Press and hold to turn on or off Press and release to mute or unmute IR port Receives infrared beam to synchronize frequencies When using multiple systems only one transmitter IR port should be exposed at a time Changing Batteries e Expected life for alkaline batteries is approximately 8 hours e When the transmitter light glows red the batteries should be replaced immediately as shown on the right Ar A Adjusting Gain e Access the gain adjustment switch by unscrewing the head of the microphone Two gain settings 1 are available on the PGX2 Use the tip of a pen or a small screwdriver to move the switch e 0dB For quiet to normal vocal performance e 10dB Use only if audio is distorted due to high vocal levels PGX1 Bodypack Transmitter Power Infrared IR Mute indicator Green Ready Flashing green Controls locked see page 8 Amber Mute on Flashing red IR transmission in process Glowing red Battery power low transmitter cannot be turned off until batteries are changed Pulsing red on Batteries dead transmitter cannot be turned on startup until batteries are changed Pulsing red after Transmitter and receiver incompatible contact synchronization your Shure r
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