Users manual
Contents
1. PentaClass AB is a multimedia classroom system with omnidirectional 360 degree soundfield It has been designed for both wired and wireless audio connectivity with a Bluetooth audio ready device PentaClass AB is the perfect solution for contemporary teachers using Bluetooth enabled devices PentaClass AB is recommended for rooms where voice amplification is unnecessary Thanks to the modular system you can make the following upgrades Certes PentaClass AB upgrade to Certes PentaClass ABM Microphone version with Bluetooth Simply purchase the Microphone upgrade pack part no 106100 Microphone NOTE Bluetooth and RF modules for the upgrade packs should be installed by trained personnel of dealer or repair service 16 Certes PentaClass Operating Manual PentaClass ABM PentaClass ABM is a fully equipped omnidirectional classroom audio system with built in Bluetooth and teachers presenters microphone The wireless 2 4 GHz microphone which is designed for comfortable all day use the Bluetooth connectivity and all the many other features allow you to experience all the benefits offered by PentaClass Certes PentaClass AB upgrade to Certes PentaClass ABM Microphone version with Bluetooth Simply purchase the Microphone upgrade pack part no 106100 Microphone Certes PentaClass Operating Manual 17 PentaClass microphone Certes PentaClass ABM comes w2. PentaClass Microphone Microphone parts and buttons command description Infrared Transmitter Power ON OFF Hold Power ON OFF button for a 3 seconds Pairs microphone with already paired PentaClasss speaker Hold Power ON OFF button for a 10 seconds Pairs microphone with a new non paired PentaClasss speaker Volume up Button Volume down Button LED Indication light Micro USB charging slot Lanyard holes 6 Clip holes Hold Volume up button together with Power ON OFF button for a 3 sec Bluetooth channel activates Hold Volume down button together with Power ON OFF button for a 3 sec AUX channel ON OFF activates Preparation of the Microphone Take out microphone from the packaging and charge it before using it for the first time described in next paragraph Microphone Battery Charging CHARGING PROCEDURE FOR MICROPHONE UNIT Before using it for the first time the microphone should be charged accordingly Connect one end of USB cable to Micro USB charging slot and connect other end of USB cable to USB charger or your computer If USB charger is used connect it to power supply outlet 100 240V A fully charged microphone will last up to 6 hours of use If microphones are used daily they should be charged frequently It will take up to 3 4 hours for the microphone to obtain a full charge MICROPHONE STATUS INDICATION WHILE IT S CHARGING WN eady
3. Penta lass hear understand Certes PentaClass A AB ABM A a CU iPod iPad are trademarks of Apple Inc Registered in the U S and other countries Wi Fi Wi Fi Alliance are registered trademarks of the Wi Fi Alliance The Bluetooth trademark is owned by the Bluetooth SIG OTES The contents of this user s manual shall not be reprinted in part or whole without permission The contents of this user s manual are subject to change without a notice Important Safeguards READ INSTRUCTIONS All the safety and operating instructions should be read before the appliance is operated RETAIN INSTRUCTIONS The safety and operating instructions should be retained for future reference HEED WARNINGS All warnings on the product and in the operating instructions should be adhered to FOLLOW INSTRUCTIONS All operating and maintenance instructions should be followed CLEANING Unplug this product from the wall outlet before cleaning Do not use liquid cleaners or aerosol cleaners Use a damp cloth for cleaning ATTACHMENTS Do not use attachments that are not recommended by the product manufacturer as they may cause hazards WATER AND MOISTURE Do not use this product near water for example near a bath tub wash bowl kitchen sink or laundry tub in a wet basement or near a swimming pool and the like GROUNDING OR POLARIZATION For US only This product may be equipped with either a polarized
4. Industry SIA If you are uncertain contact Certes Industry SIA Unauthorized substitutions may result in fire electric shock or other hazards SAFETY CHECK Upon completion of any service or repairs to this product ask the service technician to perform safety checks to determine that the product is in proper operating condition Certes PentaClass Operating Manual 03 Before Operating Be sure to use the power cord and the AC adapter attached to this product Be sure to use the power cord applicable to your local power specifications When storing the product do not leave it under direct sunlight or near heaters It may become discoloured deformed or damaged Do not place this product in any humidity dusty salt bearing wind or vibrating locations Use it only under the following environmental conditions temperature 0 C 40 C 32 F 104 F humidity 30 85 No condensation Use a soft dry cloth for cleaning Do not use any volatile solvent such as thinner or benzene OLLOW THE GUIDELINES BELOW TO PREVENT THE UNIT FROM DROPPING Use the product on a stable base desk or table Do not place the product on an unstable base or slanted surface Please install the product as recommended in this user manual always attach safety strap Place or wire the unit to prevent the AC adapter cord or video cable from pulling Carry the product by holding the lower part of the main unit in both hands Never hold th
5. are switching between presets ultimedia x 1 Music x 3 Voice x 2 Bass mode x 4 System Reset Bluetooth Reset You can erase paired Bluetooth by following these steps Q While PentaClass is turned ON open Bluetooth channel page 20 System indications should blink blue Then push mute button page 11 PentaClass should Indicate white light what confirms that Bluetooth reset has been made After resetting Bluetooth settings no one of the previously paired devices will stay in Bluetooth module memory So after Bluetooth reset you will be needed to Erase or forget device for previously paired PentaClass in your Mobile phone iPad or other Bluetooth ready device To pair your Bluetooth ready device once again please repeat Bluetooth pairing steps gt page 20 System Setting Reset You scan reset system settings to default following these steps Q Be sure that PentaClass is turned OFF Status indicator is not illuminating but PentaClass is connected to Power outlet While PentaClass is turned OFF push mute button page 11 PentaClass should Indicate white light Default system settings means that system resets volume preset settings to factory default 24 Certes PentaClass Operating Manual Installation Determine Speaker Location The speaker has three options for installation Place it on the table ount it on the wall Or most common is to mount it on the ceiling First
6. following points Keep all small parts as plastic bags braces away from reach of small children Do not put the plastic bags on the head keep them away from reach of small children Do not eat or put in mouth braces cardboard parts plastic bags screws or any another parts supplied with the product and keep away them from reach of small children OTHER SAFETY PRECAUTION Servicing and maintenance must be carried out by authorised service staff only Use only spare parts approved by Certes Industry SIA If you are uncertain contact Certes Industry SIA Make sure the device is securely mounted and installed in accordance with instructions before starting it Regularly check the screws and other attachment devices In the event of abnormal noise stop it and consult the supplier Electrical installation must be carried out by an authorised electrician only Take special care to not drop the equipment while mounting it to the ceiling Never force anything into the openings or source inputs of the speaker equipment Do not use this equipment if it shows obvious signs of damage from shipping or dropping Make sure equipment is properly mounted according to the Mount Instructions found in this guide This is the only approved method of installation any other may cause a loss in warranty NOTATION CONVENTIONS Warning Indicates a potentially hazardous situation which if instructions are not followed could res
7. using remote control When the PentaClass is turned On for the first time or after reconecting to power outlet volume goes up to a default level so be careful to decrease source volume level to prevent speaker damage PentaClass has DRC dynamic range compresion what helps to prevent speaker from the damage if the music has been listened too loud CAUTION Do not listen PentaClass in full volume for a long period of time it can harm your hearing Feedback Cancellation The system has 2 built in microphones for feedback cancellation It means that when acoustic feedback appears microphone tries to cancel feedback but if the volume level is too high you will anyway hear squeezing sound If that sound appears please lover the microphone Volume by using Volume down buttons rather on remote control or microphone it self For a better performance it is recommended to locate speaker as far as possible away from the person who will be using the microphone Certes PentaClass Operating Manual 23 Audio Presets This function allows you to select pre equalised audio settings as PentaClass has 4 audio presets for more functionality and better sound performance ultimedia is default preset tuned for multimedia as videos clips or movies Voice tuned for voice frequency usic tuned for music listening Bass tuned to emphasize low frequencies To indicate active preset PentaClass status indication will flash exact times when you
8. 2 wire AC line plug a plug having one blade wider than the other or a 3 wire grounding type plug a plug having a third grounding pin The 2 wire polarized plug will outlet try reversing the plug If the plug still fails to fit contact your electrician to replace your obsolete outlet Do not defeat the safety purpose of the polarized plug The 3 wire grounding type plug will fit into a grounding type power outlet This is a safety feature If you are unable to insert the plug into the outlet contact your electrician to replace your obsolete outlet Do not defeat the safety purpose of the grounding type plug For UK only In UK a BS approved power cord with moulded plug has a Black five Amps fuse installed for use with this equipment If a power cord is not supplied with this equipment please contact your supplier 02 Certes PentaClass Operating Manual POWER CORD PROTECTION Power supply cords should be routed so that they are not likely to be walked on or pinched by items placed upon or against them paying particular attention to cords at plugs convenience receptacles and the point where they exit from the product LIGHTNING For added protection for this product during a lightning storm or when it is left unattended and unused for a long time unplug it from the wall outlet and disconnect cable system This will prevent damage to the product due to lightning and power line surges OVERLOADING Do not overload wall outlets ex
9. N In a matter of minutes you can install PentaClass using the mount on the ceiling or wall SYSTEM STATUS INDICATION Depending on the PentaClass status it will illuminate a specific light POWER SAVING MODE The automatic power saving mode switches on if there is no incoming signal for more than 20 minutes AUDIO PRESETS This allows you to choose the audio mode by switching between voice multimedia and music presets BIG AUDITORIUMS WELCOMED Thanks to adapted audio in out you can daisy chain up to 3 Certes PentaClases and cover auditoriums up to 360m2 3875 01 ft2 HI Fl ACOUSTIC DESIGN The PentaClass design ensures sound clarity on voice the full range for multimedia and a rich bass for music ROBUST DESIGN The plywood box aluminium speaker protector and durable plastic parts combine to ensure a long term lifespan for PentaClass Thanks to its simple and elegant design it will fit into any interior BUILT IN MIXER The built in mixer allows you to mix analog input with Bluetooth or microphone channels without unplugging the cables or disconnecting the wireless connection REMOTE CONTROL All PentaClass versions come with a remote control for the easy operation of devices DYNAMIC RANGE COMPRESSION Whether you are listening at a low or high volume the DRC ensures the quality of non distorted sound HEARING LOOP DEVICES READY Thanks to the mixed Aux output you can connect Certes PentaClass to any hearing loop dev
10. Try different PentaClass presets Remote control doesn t work Check the batteries of the remote control replace to new one if necessary Check the battery status of the microphone charge if necessary Pentaclass Technical specification INPUT SOURCE SPECIFICATIONS Stereo Sources Maximum input voltage should not exceed 300 mV in AUX input Do not use any multi channel sources like 3 channel Dolby Digital 5 channel etc Mono Sources Maximum input voltage should not exceed 150 mV per input channel Line Level Sources Although preamps projector outputs and music mixers are popular it is possible to overdrive the PentaClass with these devices leading to premature failure and a loss of warranty coverage 30 Certes PentaClass Operating Manual SPEAKER SPECIFICATION Frequency Response Outpu Loudness Signal to noise ratio typical Total harmonic distortion noise typical nputs Outpu Bluetooth only in AB and ABM models Microphone receiver only in ABM model Power Requirements Power saving mode Amplifier Mixer Control Built in equalizer presets Acoustics Dimensions W x H x D Weight Mounting Included accessories 80 Hz 20 kHz 45W 80 86 dB 06 dB 0 07 PO 1W x AUX 3 5 mm stereo x AUX 3 5 mm stereo mixed Range up to 15 m depends on wireless environment 2 4 GHz radio frequency with frequency hopping 10V 240V AC 50 60Hz 1A Turning off system after 20 mi
11. Wwwons ns NNN S DOD GOS 07 Introduction What s in the Box Make sure your box contains everything listed If any pieces are missing contact your dealer Certes PentaClass speaker Power supply 19V 2A Power cord Remote control with battery Fixation bracket with screws Safety wire Plate for false ceiling comes with Certes PentaClass ABM version 08 0000000 Flange icrophone Lanyard icrophone clip USB charger 5V1A icro USB cable 1 m User s manual Certes PentaClass Operating Manual Introducing Certes PentaClass Thank you for purchasing one of the best classroom audio systems available today The Certes PentaClass enables you to transmit pristine voice clarity from the microphone meanwhile giving you the opportunity to enjoy full classroom multimedia audio sounding using one device Features for all PentaClass models ALL IN ONE DEVICE Certes PentaClass combines the speaker amplifier and mixer all in one 360 OMNIDIRECTIONAL SOUNDFIELD Enjoy the truly rich sounds whenever you are seated in the classroom ONE CLASSROOM ONE SPEAKER Thanks to its special design just one Certes PentaClass speaker is able to spread the sound evenly in the classroom and is suitable for room sizes of up to 120 m 1300 ft In case you have an auditorium bigger than 120 m2 1300 ft2 you can daisy chain up to 3 PentaClases SIMPLE INSTALLATIO
12. consider that PentaClass should be placed on a surface min 0 7 meter off the ground Find location as far as possible away from the teacher who will be using the microphone PentaClass Model ABM Choose location with maximally clear direct line of sight without obstacles such as furniture walls people listeners etc between PentaClass speaker and Microphone for best performance PentaClass Model ABM The recommendation is to place mount PentaClass in the middle of the room where people listeners are seated Typically installers choose a location near the projector in order to share the same power source Best placement on the ceiling Good placement on the wall Min 0 7m NOTE Install speaker away from direct heat high humidity and physical obstructions Do not install the speaker near a projector exhaust port or fan The hot air from the projector can cause overheat and fail Good placement on the table Certes PentaClass Operating Manual 25 Instalation materials tools needed Drill with 4 and 6mm bit Screw driver Flange and Ceiling Bracket Safety wire Anchors Needed for mounting on drywall 3x e Screws M4x14 Countersunk head screw DIN 965 5x Screws wood screws or screws appropriate for anchors 3x For False ceiling Plate for false ceiling M4x30 Countersunk head screw DIN 965 3x and M4 ISO7040 Nylon 5x Safety Rules for Installation p Use the suspensi
13. e product by the tubes and top part lf this product is used for longer period than the warranty period its performance and quality may deteriorate due to the lifetime of its parts To purchase replacement parts consult the dealer from whom you purchased this product or our branch office near your location REMOTE CONTROL BATTERY PRECAUTIONS lf this product is not going to be used for a long time take the batteries out of the remote control Do not use rechargeable batteries e g Ni Cd NiCad batteries Do not try to recharge or short circuit the batteries When disposing of used batteries follow the instructions o Insert batteries from one side and pay particular attention Be sure to use CR2025 type batteries your local government o the polarity directions If any liquid from a battery leaks onto your skin or clothes fl ush the area with clean water immediately If it gets into your eyes flush immediately with clean water and then con MICROPHONE BATTERY PRECAUTIONS Do not charge the microphone when it is placed near heat temperature exceeds 40 C 104 F Dono exceeds 40 C 104 F Dono Dono Dono In case of any physical damage of microphone please do n into your eyes flush immediately with clean water and then 04 act a doctor source or in direct sunlight or another places where store or leave Microphone near the heat source or i
14. eakers see the resetting procedure Turn on the speakers by using remote control unit Master Slave Slave CONTROL OF DAISY CHAIN UNITS To control daisy chain units you can use the same remote control for all of them Please note that if you turn remote control towards the one PentaClass it can send IR commands also to another PentaClass The MAIN volume of all PentaClases connected in daisy chain can be simultaneously adjusted via source volume that has been connected to Master PentaClass Certes PentaClass Operating Manual 29 Troubleshooting Most common Problems and Solutions No sound is coming out of the PentaClass Please make sure the system is turned on and the Status indicator on the top of the PentaClass illuminates light Make sure that the power supply of the speaker is connected appropriate Cannot connect the microphone Please check the battery status Most problems are related to low battery power in the microphone Low volume Check volume level on the speaker Increase the signal strength from the source Feedback Decrease the Volume level Increase distance between the speaker and microphone locations Signal Connection Problems Check the AUX connection cables and connectors Lack of Bass As PentaClass has specially tuned audio frequencies in full amplifier volume lower frequencies are cut down to hear bass better decrease Main volume of PentaClass and increase source volume
15. er device incorporating Bluetooth technology To activate Bluetooth by units remote control please do the following Turn on the speaker Press Bluetooth button to activate Bluetooth channel PentaClass speaker Status indication should start blinking in blue This command will activate Bluetooth channel and it will become visible for the Bluetooth devices for 1 5 minutes Via Bluetooth settings of your device please find Bluetooth device called PentaClass 000000 last 6 symbols may differ as they shows mac address of the module in your phone PC BT settings Connect your device to Bluetooth channel NOTE Bluetooth channel is closed by default due to security reasons Bluetooth channel cannot be opened while PentaClass is linked to the microphone 20 Certes PentaClass Operating Manual There is no password for the Bluetooth connection Once Bluetooth device has established connection to the PentaClass it will be held inside memory and you don t need to reopen Bluetooth channel as long as you have no need to connect another audio source device Due to security reasons Bluetooth connection must be activated from your Bluetooth device every time you restart PentaClass ln case someone has connected to PentaClass without permission You can erase paired Bluetooth by following these steps While PentaClass is turned ON open Bluetooth channel and then push mute button PentaClass should Indicate white l
16. ice Certes PentaClass Operating Manual 09 Names of Certes PentaClass parts Operation of the main unit Make sure your box contains everything listed If any pieces are missing contact your dealer System status indication window and IR sensor location Main Board housing Sound reflector cone Speaker grill with protective frame Plywood soundbox Phase inverter Connector panel 10 Certes PentaClass Operating Manual Rear panel and cable connection 2 6 Olo In Out DC Q Aux in Audio in 3 5mm mini Jack An audio cable is not supplied with this product Aux out Audio out 3 5mm mini Jack An audio cable is not supplied with this product DC Plug in for the AC adapter Connecting the AC adapter Before inserting the AC adapter in an outlet connect the DC plug of the supplied AC adapter to the terminal on the rear panel Connecting the unit to another PentaClass daisy chain Induction loop devices or another audio preamplified devices with an audio line input terminal on the connector panel To connect the unit to a device with an audio line output as Mobile phone Microphone Tablet DVD VHS Projector Computer Names of Remote Control parts Infrared Transmitter Power ON OFF Button Mute Button Volume down Button Volume up Button AUX channel ON OFF Button Bluetooth channel activation Bu
17. ight When PentaClass is connected to the audio source via Bluetooth the Bluetooth connection stops when the microphone sends pairing command Connecting Microphone to the PentaClass MICROPHONE PAIRING The microphone pairing is designed to make it as easy as possible one press of the button and the system is ready to use You can use your own microphone with any PentaClass system in your school or facility so all you need to do is to follow these steps If you pair microphone with the same PentaClass you were paired last Pairing Method1 Regardless of PentaClass status whether it is turned On or Off you can pair it with microphone By turning microphone towards the PentaClass HOLD On Off button on the microphone for THREE seconds icrophone LED Indication will light green for 3 seconds and will change to orange light what confirms that the command has been sent to the PentaClass Release microphones On Off button Status indication on the PentaClass will light Violet and then Orange or Yellow depending on Aux input status see ixer description followed by 3 short sound beeps what means that microphone is paired successfully If you pair microphone with new PentaClass Pairing Method 2 Q Regardless of PentaClass status whether it is turned On or Off you can pair it with microphone By turning microphone towards the PentaClass HOLD On Off button on the microphone for TEN seconds icrophone LED Indication
18. iling plate by using screws M4x30 4 Use screws M4x14 Countersunk head screw DIN 965 5x to fasten flange to the speaker Put the suspended ceiling tile back to its original place Insert the groove of the flange into bracket When the PentaClass is inserted into the bracket turn the PentaClass to the needed position according to your cable Tighten two fixation screws from the sides Ceiling bracket i Use the safety wire to make sure safe installation e of the speaker ZZ Lit 7 AA Ceiling plate Fixation screws x2 Always attach the safety wire to the speaker as shown in the picture below Fix carefully the other end of the safety wire to secure surface with proper fixation screw Certes PentaClass Operating Manual 27 Mounting procedure for wall Use the ceiling bracket as a template to mark the holes in the surface If concrete drill three holes with 6mm diameter drill and plug in dowels anchors Fasten ceiling bracket using the appropriate screws for the ceiling surface material with wood or plaster screws Use screws M4x14 Countersunk head screw DIN 965 5x to fasten flange to the speaker Insert the groove of the flange into bracket pic below When the PentaClass is inserted into the bracket turn the PentaClass to the necessary position according to your cable Tighten two fixation screws from sides Click Use the safety wire to make sure safe instal
19. ing safety break away clip Loop the lanyard strap through the lanyard holes located on both sides of the microphone Pull the strap through until it is tight Adjust length using 2 clips located in each side of lanyard Connect breakaway safety clip 18 Certes PentaClass Operating Manual Safety break away clip also can be used as everyday clip for easiest lanyard taking off your neck For better microphone performance adjust microphone lanyard length as short as possible to get microphone closer to your mouth MICROPHONE CLIP Thinking of our user comfort we have also designed microphone clip what can be used when the lanyard is not so suitable for use For a better result before you attach microphone clip please take off lanyard from the microphone Split lanyard into two pieces by using safety break away clip Unloop the lanyard strap through the lanyard holes located on both sides of the microphone GREM Q ae Please see the pictures of how to attach microphone clip Put the one end of the clip in a clip hole located on the side of microphone and gently push until it fits into place Take other end of clip gently stretch it and put the another end of the clip in a clip hole what is located on the opposite side of microphone and gently push until it fits into place To reattach clip from the microphone gently pull microphone clip to the sides so you can take it off from one and another clop h
20. ith the smallest teacher s microphone on the market available today which is not bigger than a thumb with a size of 60x25x13mm 2 36 x0 79 x0 39 it weighs just 20 grams 0 71 ounces ICROPHONE FEATURES 2 in 1 The microphone has dual functionality the microphone and a remote control When it is not used for voice ransmitting it serves as a remote control FREQUENCY HOPPING This ensures that only the cleanest frequency bands are automatically selected for the connection between the microphone and PentaClass UN COMPRESSED VOICE The PentaClass microphone uses a state of the art transmitter and receiver that operate in the 2 4 GHz worldwide license free band Thanks to digital transmission you get pristine high definition voice reproduction ACOUSTIC FEEDBACK CANCELLATION The dual microphone system with AGC automatic gain control minimises the possibility of getting acoustic feedback TWO WEARING OPTIONS Thanks to its size the microphone can be worn with a lanyard or clip Just choose the option that suits you the most MICROPHONE LANYARD Certes PentClass microphone lanyard is designed for everyday comfortable use It has adjustable length from 55cm 85cm soft nylon material with safety break away clip Please see the pictures of how to use attach lanyard to attach the microphone O GE ay em O 4m Parte Class Parte Class Pente lass Split lanyard into two pieces us
21. lation of the speaker J O ao n f 0 Fixation screws x2 J 0 C m Always attach the safety wire to the speaker as shown in the picture below Fix carefully the other end of the safety wire to secure surface with proper fixation screw Low Voltage Connection The speaker has AUX IN and AUX OUT 3 5 mm connectors and DC connector First the low power barrel connector is plugged into the speaker DC connector Plug in audio signal cables if needed Pentaclass can be hooked up to a variety of different A V devices Please use high quality stereo mono cables 3 5 mm mini jacks when connecting your source equipment Input voltage for the device 18 19VDC 2 2 A Use only Pentaclass original power supply unit High Voltage Connection If applicable do not connect speaker to power supply until ceiling installation is completed Use only Pentaclass original power supply unit The supply unit input voltage 100 240VAC 1A 28 Certes PentaClass Operating Manual Daisy Chain It is an option to connect several PentaClass speakers in Daisy Chain by using AUX channel The signal input unit is Master PentaClass It is recommended to connect not more than 3 speakers in Daisy chain CONNECTING PROCEDURE FOR DAISY CHAIN Use Audio cables to connect the speakers internally between each other Use in and out connector outlets on speakers like shown in picture Each speaker also needs a separate DC power adapter for power supply Make reset of all sp
22. ments 110V 240V AC 50 60Hz 1A Infrared remote control built in with 3 multifunctional buttons Speaker power on off Mute Audio presets Speaker volume up Speaker volume down AUX on off Bluetooth on off 3 multifunctional buttons Microhone on off Mute Microhone volume up Microhone volume down Lanyard or clip both included Charger lanyard clip Features and specifications are subject to change without prior notice 31 Penta lass hear understand www pentaclass com Certes Industry SIA Phone 371 6 761 5 058 es S Mukusalas street 41b Riga LV 1004 Latvia E mail info certes lv E INDUSTRY
23. meters 23 feet and in 140 degrees angle from the PectaClass IR sensor location level If the PentaClass does not respond to the remote control move a little closer 14 Certes PentaClass Operating Manual Certes PentaClass Models PentaClass A PentaClass A is a specially designed multimedia system for classrooms with an omnidirectional 360 soundfield This solution involves creating simple audio connections by using audio cables It is suitable for classrooms or meeting rooms where there is no need for voice amplification or wireless Bluetooth connectivity PentaClass A also is perfect for daisy chain as slave speaker Thanks to the modular system you can make the following upgrades Certes PentaClass A upgrade to Certes PentaClass AB Bluetooth version by additionally ordering Bluetooth Kit part no 100111 Bluetooth module Certes PentaClass A upgrade to Certes PentaClass AM Microphone version with Bluetooth Simply purchase the upgrade pack part no 106100 Microphone Certes PentaClass A upgrade to Certes PentaClass ABM Microphone version with Bluetooth Simply purchase the Microphone upgrade pack part no 106100 Microphone and Bluetooth Kit part no 100111 Bluetooth module NOTE Bluetooth and RF modules for the upgrade packs should be installed by trained personal of dealer or repair service Certes PentaClass Operating Manual 15 PentaClass AB
24. n inactivity Class D 44 100 kHz sample rate 24 bit resolution digital audio processor DAP dynamic range compression DRC soft mute Built in AUX Bluetooth AB and ABM models and AUX microphone ABM model Infrared remote control with 7 buttons Speaker power on off Mute Audio presets Speaker volume up Speaker volume down AUX on off Bluetooth on off enabled for AB and ABM models Speech multimedia music Omni directional plywood sound box fine tuned port Designed for rooms up to 120 m2 1291 sq ft 24 x 24 x 23 cm 9 45 x 9 45 x 9 06 in 3 kg 6 61 Ibs Universal wall ceiling mount supplied Power supply power cord remote control wall ceiling mount user manual MICROPHONE SPECIFICATION only in ABM model Signal transmitter Built in microphone Level control Total harmonic distortion typical Signal to noise ratio typical Power Battery life with full charge active mode Recharging time Dimensions W x H x D Weight Charger Control in remote control mode Control in microhone control mode Wearing options Included accessories Certes PentaClass Operating Manual 2 4 GHz radio frequency with frequency hooping Dual microphone system with feedback cancelation AGC Auto Gain Control 0 004 1 KHz 92 dB Built in rechargeable Li Po battery up to 6 hours up to 4 hours 2 5 x 6 0 x 1 3 cm 0 79 x 2 36 x 0 40 20 g 0 71 ounces Micro USB supplied Power Require
25. n direct sunlight or another places where temperature store or leave Microphone in a cold places under 20 C 4 F try to recharge microphone using inappropriate charger please use USB charger attached to this product place microphone in a liquids rain and other moister places ot try to charge it Contact dealer or repair service If any liquid from a microphone leaks onto your skin or clothes flush the area with clean water immediately If it gets contact a doctor Certes PentaClass Operating Manual PRECAUTIONS REGARDING THE MICROPHONE LANYARD To prevent unexpected accidents please note the following This lanyard is for the microphone only and should not be used for any other purposes Do not wrap the lanyard around parts of your body such as your neck arm or finger Do not leave it within reach of small children For safety reasons the break away section of the lanyard has been designed to separate if too much force is applied Therefore please avoid any overly strenuous movements and do not apply excessive force The lanyard length adjustment feature is designed to be simple and supportive Excessive force or strenuous movements may change the length Do not use excessive force when adjusting the lanyard This could damage the lanyard Be careful using lanyard in environment where rotating or other movements appear PRECAUTIONS REGARDING PACKING PARTS To prevent unexpected accidents please note the
26. nit Rear Panel and Cable Connection Names of Remote Control Parts Preparation of Remote Control Replacement Battery Installation Remote Control Operating Range 02 04 06 08 08 09 09 N N N 06 Certes PentaClass Operating Manual PentaClass Microphone Microphone Part and Button Command Description Preparation of the Microphone Microphone Battery Charging Microphone IR Remote Control Operating Range CERTES PENTACLASS MODELS PentaClass A PentaClass AB PentaClass ABM PentaClass Microphone OPERATIONAL DESCRIPTION Turning on the PentaClass Connectivity Connecting to Device Using AUX Input Connecting to Device Using Bluetooth Connecting Microphone to the PentaClass Power Saving Mode CHANNEL MIXER AND STATUS INDICATION System Status Indication Channel Mixer Mixer Status Indication VOLUME ADJUSTMENT Feedback Cancellation AUDIO PRESETS SYSTEM RESET Bluetooth Reset System Setting Reset INSTALLATION Determine Speaker Location Instalation Materials Tools Needed Safety Rules for Installation Mounting on the Ceiling Mounting Procedure for Suspended Ceiling Mounting Procedure for Wall DAISY CHAIN TROUBLESHOOTING PENTACLASS TECHNICAL SPECIFICATION Input Source Specifications PentaClass Speaker Specification PentaClass Microphone Specification Certes PentaClass Operating Manual APN DH NH RWW ww wu E uw E o Ra NY NY NY NY NY NY NY NY NY NY NY NY NY NY NY NY NY NY NY NY NK NN N o DOD COO WAN DAD UHH KE FP FPF FPF
27. ole For better microphone performance please try to clip it on the clothes as near as possible to the mouth NOTE Be careful when attaching clip try to not scratch the plastic parts of microphone Certes PentaClass Operating Manual 19 Operational Description Turning on the PentaClass Plug in the power adapter to the DC Plug in Plug in power cord to wall outlet 100 240V AC To start speaker push On Off button on the remote control Connectivity All versions of PentaClass have different connectivity options so depending on the PentaClass system you have purchased please choose the right one that fits you Connecting to Device Using Aux Input This type of connectivity is available for all PentaClass versions Connect audio device phone PC or another using 3 5mm mini Jack male male cable to the AUX input located on speakers connector plate Start the speaker Playback the sound from your device Please note it is recommended to set sound level up to 60 on your device to avoid sound distortion Control volume by using volume up down buttons of units remote control Connecting to Device Using Bluetooth Only PentaClass AB and PentaClass ABM versions have Bluetooth connectivity PentaClass A version has no Bluetooth connectivity unless you have upgraded PentaClass A version with Bluetooth Kit part no 100111 Bluetooth module COMMON BLUETOOTH SIGNAL SOURCES Mobile phone Computer Tablet Oth
28. on wire to make sure that it is safe to install the speaker Always attach the safety wire to the speaker as shown in the picture below Fix carefully the other end of the safety wire to secure Flange Mounting on the ceiling Use the ceiling bracket as a template to mark the holes on the surface If concrete drill three holes with 6mm diameter drill and plug in dowels anchors Fasten ceiling bracket using the appropriate screws for the ceiling surface material with wood or plaster screws O Use screws M4x14 Countersunk head screw DIN 965 5x to fasten flange to the speaker Insert the groove of the flange into bracket When the PentaClass is inserted into the bracket turn the PentaClass to the necessary position according to your cable position Tighten two fixation screws from sides Use the safety wire to make sure it is safe to install the speaker 26 Certes PentaClass Operating Manual Always attach the safety wire to the speaker as shown in the picture below Fix carefully the other end of the safety wire to secure surface with proper fixation screw Mounting Procedure for Suspended Ceiling Use Ceiling Plate as a template to mark hole locations on suspended ceiling tile PLEASE NOTE Place the Ceiling plate along the corner of the ceiling tile Drill three holes in ceiling tile with 4mm diameter drill Fasten ceiling bracket to the ce
29. orange microphone is charging Ww eady green microphone is fully charged MICROPHONE STATUS INDICATION WHILE IT S PAIRED TO THE PENTACLASS wD inking green microphone is paired to the PentaClass wW inking red microphone is paired to the PentaClass but the battery is running out and it will last up to 30 minutes o status indication microphone is disconnected from PentaClass is not paired or Battery has fully discharged Certes PentaClass Operating Manual 13 MICROPHONE BATTERY STATUS INDICATION CHECK It is possible to check battery level by pushing any button on the microphone If the status indication is green battery is charged If the status indication is red battery is running out of power lf there is no status indication battery is fully discharged HOW TO STORE MICROPHONE The microphone unit has Lithium polymer battery Do not store it in unfavourable temperatures including but not limited to leaving it in the hot sun Elevated temperature and allowing the battery to sit at the 100 maximum charge voltage for expended periods of time explains the shorter than expected battery life Microphone IR Remote Control Operating Range As the microphone is multifunctional device it can also be operated as remote control using infrared transmission to control the PentaClass It is necessary to point the remote directly at the PentaClass The remote will function well within a radius of about 7
30. s just push the On Off button on the microphone gt microphone will loose the link and PentaClass will remain turned On Power Saving Mode Certes PentaClass audio system has automatic switching function after 20 minutes of inactivity Microphone also has automatic sleep function when it is not linked to the PentaClass for a 1 minute Channel Mixer and Status Indication System status indication System status indication is feature that allows user to determine PentaClass status rather it is turned ON or OFF or simply gets the signal from the remote control Indication light is located on top of the PentaClass LIST OF SYSTEM STATUS INDICATION LIGHTS None PentaClass is turned OFF Any colour PentaClass is tuned ON White indicates status when the PentaClass resets settings or has just been plugged to Power outlet but is not turned ON yet Green default indication that shows that PentaClass is turned ON and AUX channel is opened Red Indicates that AUX channel is turned off It is recommended to close AUX channel when PentaClass is connected to the long run audio cable which makes buzzing sound when the cable on one end is not connected to the audio source Blue PentaClass is connected to the Bluetooth device and AUX channel is turned Off Orange Microphone is connected to the PentaClass and Aux channel is turned Off Bright Blue PentaClass is connected to the Bluetooth device and AUX channel i
31. s turned On Yellow Microphone is connected to the PentaClass and Aux channel is turned On Violet Indicates that PentaClass receive IR signal from remote control unit Blinking any colour Mute function is activated There is also Audio preset illumination described on gt page 24 Channel Mixer MIXER STATUS INDICATION PentaClass can mix 2 channels simultaneously Aux in Bluetooth AB and ABM models only Aux in Microphone ABM model only Aux in channel can be turned off by pressing the AUX button on remote control gt page 12 22 Certes PentaClass Operating Manual To show the status of channel activity every channel has its own colour indication showed on top of PentaClass Aux BT Mic BT lt Bright blue S Bue gt Not present Mic Yellow Not present Orange NOTE Bluetooth and microphone signal channels cannot be operated together at the same time to eliminate disturbances from each other Volume Adjustment There are 2 different ways how to adjust volume Main PentaClass amplifier volume adjustment can be controlled by using remote control or microphone volume up and down buttons Audio source and microphone volume adjustment can be controlled by the audio source device or the microphone OTE When the PentaClass amplifier exceeds 80 of it s volume there are bass cut down to prevent sound from distortion t s recomended to set source audio volume on 60 and then control volume
32. tension cords or integral convenience receptacles as this can result in a risk of fire or electric shock OBJECT AND LIQUID ENTRY Never push objects of any kind into this product through openings as they may touch dangerous voltage points or short out parts that could result in a fire or electric shock Never spill liquid of any kind on the product SERVICING Do not attempt to service this product yourself as opening or removing covers may expose dangerous voltage or other hazards Refer to qualified service personnel DAMAGE Unplug this product from the wall outlet and refer servicing to qualified service personnel under the following conditions When the power supply cord or plug is damaged If liquid has been spilled or objects have fallen into the product If the product has been exposed to rain or water If the product does not operate normally by following the operating instructions Adjust only those controls that are covered by the operating instructions as an improper adjustment of other controls may result in damage and will often require extensive work by a qualified technician to restore the product to its normal operation If the product has been dropped or damaged in any way When the product exhibits a distinct change in performance this indicates a need for service REPLACEMENT PARTS When replacement parts are required be sure that the service technician uses only spare parts approved by Certes
33. tton Audio Preset Certes PentaClass Operating Manual 11 Preparation of remote control Remove plastic insulating sheet located at the bottom of battery Remove the battery compartment cover by sliding the cover Pull out the cover Insert the battery with the polarity facing up Replace the cover CAUTION Use only a 3V lithium battery CR2025 Ensure that you have the batteries polarity aligned correctly If the remote control gets wet wipe it dry immediately Avoid excessive heat and humidity Do not short heat or take apart batteries Do not throw batteries into fire If you will not be using the remote control for a long time remove the batteries Dispose of used batteries according to your local regulations Children may ingest small batteries always keep batteries safe and out of reach WARNING If a battery is swallowed consult a doctor immediately as this could result in asphyxiation or be an obstacle to digestion etc Remote control operating range The remote control uses infrared transmission to control the PentaClass It is necessary to point the remote directly at the PentaClass The remote will function well within a radius of about 7 meters 23 feet and in 140 degrees angle from the PectaClass IR sensor location level If the PentaClass does not respond to the remote control move it a little closer 12 Certes PentaClass Operating Manual
34. ult in death or serious injury Certes PentaClass Operating Manual 05 Confirmation of compliance Certes Industry SIA declares that Pentaclass models A AB and ABM has been manufactured in accordance with following directive 2004 108 EG EMC Directive Electromagnetic Compatibility EMC directive 2006 95 EC Low Voltage Directive LVD It has been manufactured in accordance with the following harmonised standards or parts therefore EN 60950 EN 60065 EN 55032 SAFETY The device is labelled with CE label which means that the device and its associated documentation meet the requirements of Low Voltage Directive LVD CONVERSION OF THE DEVICE If the device is converted or supplemented with parts that the manufacturer does not approve this declaration of conformity will not apply to the parts which alter the function of the device If the device is upgraded or converted it is very important to ensure that this instruction is completed adjusted immediately to include the necessary illustrations photographs and texts DEVICE IDENTITY The device identity plate with serial number and CE label is placed underneath the chassis Martins Pikss SIA Certes Industry manager fou A Contents IMPORTANT SAFEGUARDS Before Operating CONFIRMATION OF COMPLIANCE INTRODUCTION What s in the Box Introducing Certes PentaClass Features for all Certes PentaClass models NAMES OF CERTES PENTACLASS PARTS Operation of the Main U
35. will light green for 3 seconds and will change to orange light what last for 7 seconds and the short Red light confirms that the command has been sent to the PentaClass Release microphones On Off button Status indication on the PentaClass will light Violet and then Orange or Yellow depending on Aux input status see ixer description followed by 3 short sound beeps that means the microphone is paired successfully NOTE Microphone can keep in its memory only last PentaClass pairing data so if you use multiple PentaClasses with one microphone please note to use Pairing Method 2 in case you are not pairing the last paired PentaClass When PentaClass is connected to the audio source via Bluetooth the Bluetooth connection stops when the microphone sends pairing command You can use multiple PentaClass microphones per building as there are no interference between two classrooms next to each other and every microphone pairs point to pint to exact PentaClass speaker PentaClass microphone range is 15m and it has frequency hooping feature but in Wi Fi busy environments range can be decreased Please carefully check if the Wi Fi don t interfere with paired PentaClass before installation In case of loosing the link between microphone and PentaClass radio module will try to re establish connection within 15 seconds Certes PentaClass Operating Manual 21 DISCONNECTING MICROPHONE To disconnect microphone from the PentaClas
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