User Manual - Alto Professional
Contents
1. LO ee os E 5 IN es Headphone oE Bo ERS NS E F APODOS Laptop Computer ex Wireless MIC System Tape Recorder iPOD CD Player This will be typical setting for a Presentation making use of PowerPoint slides and background music effects generated by CD player iPOD or other sources such as Mp3 Players The Presenter has up to 2 microphones available and a wireless microphone can also be connected for the use of the audience The entire presentation can be recorder via Tape or DAT Recorder SMALL GIG WITH EXTERNAL SPEAKERS Passive Speakers y VES uh Ae OM olds PBM4sisrEMA O 9909 DAT Recorder Guitar Keyboard Drum Machine In this case up to three Musicians Vocalist Guitar Player and Keyboard Player can hookup to the PBM4 SISTEMA and an additional Drum Machine can also be connected to the Stereo Channel Two external passive speakers can be connected the internal Speakers will be automatically be disconnected as well as a powered stage Monitor 4 CONTROL ELEMENTS 1 THE MONO INPUT2. 0 e 80Hz 80Hz Oy 15dB 1508 oo sind 15dB 1598 oo 10dB asd e oo ee 15dB oo mo LEVEL LEVEL LEVEL LEVEL LZ IN LINE IN bal LINE IN bal O OUT MIC IN bal MIC IN bal 2 8 LINE IN bal MIC IN bal 3 QUICK START This is the fastest way to get something out from your PBM4 SISTEMA if you have a keyboard and a microphone a Well there is not really much to say before starting to operate the PBM4 SISTEMA It includes Mixer Amplifiers and Speakers so just put it on a clean table first and make sure that the Power switch on the back panel is on OFF position o Turn down the Input Channel Gain Controls and the MAIN and MONITOR controls c Keep Input Channel EQ and Master EQ controls in center position d Only at this point you can connect the AC cable into an AC socket and you can Switch the system ON Now connect a microphone into Channel 1 3 or a Line Instrument into Channel 4 f Slowly turn up the Input Channel LEVEL Control and then the MAIN Control g For an optimal sound reproduction make sure that the 10 and LEDs the Master LED Meter are blinking Here you are lt is your first gig with your PBM4 SISTEMA MULTIMEDIA PRESENTATION PBM4 SISTEMA 6 000 MIC2 1
3. T2A 318x194x160 5x7 6x639 6 23 Kg 8 0 Kg 8 WARRANTY 1 WARRANTY REGISTRATION CARD To obtain Warranty Service the buyer should first fill out and return the enclosed Warranty Registration Card within 10 days of the Purchase Date All the information presented in this Warranty Registration Card gives the manufacturer a better understanding of the sales status so as to provide a more effective and efficient after sales warranty service Please fill out all the information carefully and genuinely miswriting or absence of this card will void your warranty service 2 RETURN NOTICE 2 1 In case of return for any warranty service please make sure that the product is well packed in its original shipping carton and it can protect your unit from any other extra damage 2 2 Please provide a copy of your sales receipt or other proof of purchase with the returned machine and give detail information about your return address and contact telephone number 2 3 Abrief description of the defect will be appreciated 2 4 Please prepay all the costs involved in the return shipping handling and insurance 3 TERMS AND CONDITIONS 3 1 ALTO warrants that this product will be free from any defects in materials and or workmanship for a period of 1 year from the purchase date if you have completed the Warranty Registration Card in time 3 2 The warranty service 5 only available to the original consumer who purchased this product direc
4. CHANNELS These are marked CH1 to CHS and include balanced XLR socket MIC IN and a balanced me Ne 1 4 socket LINE IN Use the XLR socket to 15dB 1598 LOW connect a low impedance balanced dynamic microphone or a low level signal You can also connect a Condenser microphone into the XLR socket See following about Phantom Power Use the LINE IN socket to connect a Line Level Instrument such as a keyboard or a drum machine You can also connect an electric guitar or bass through an option DI Box Direct Injection Box MIC IN bal CH 1 e PHANTOM POWER SWITCH When the 2 switch is at ON position a 19V phantom power will be applied to CH1 through CH3 Only Condenser microphones need Phantom Power so switch it OFF when you use dynamic microphones PHANTOM 3 TAPE IN Here you can connect a stereo Line Level via RCA sockets Usually this stereo channel will be used to connect into the PBM4 SISTEMA with the audio output of a Computer or a CD Player iPOD MP3 player etc 4 TAPE OUT LEVEL Via these two HCA sockets you can route out the O 43 Main Stereo signal usually to a Tape Recorder di DAT Recorder Oa T 5 LEVEL CONTROL It adjusts the LEVEL of individual channels with a range from co to 10dB 6 CHANNEL EQ Each Input channel has its own 2 bands equalizer with an adjustable range of 15 dB The HIGH control creates a shelving filter that will boo
5. Speaker You can also use it to connect a pair of Headphones 11 MAIN POWER OUT MAIN POWER OUT You can connect a pair of passive speakers to L these Output sockets In this case the internal speakers will be disconnected and the 45W x 2 2 internal amplifier signal will be assigned to these sockets MONITOR OUT 4 CONTROL ELEMENTS 12 MAIN There is the Main Mix Control adjusting the overall volume assigned to the 2 internal speakers or to the MAIN POWER OUT speakers 13 MAIN LED METER This 4 segments LED Meter will monitor the volume assigned by the MAIN level control If the 10 LED flashes you have reached the limit of the internal 45 45W amplifier and the outgoing signal is approaching distortion 10 LED should flash only occasionally If no LED is blinking it means that the output level is too low so either you do not hear any music or the signal is too low to the noise level For optimal functioning LEDs marked 10 and O should always be blinking 14 MONITOR Via this Control you can adjust the signal MAIN On MONITOR Oo Level applied to the MONITOR OUT sockets on x Ca PHANTOM 15 OPERATING PT e ON OFF 10dB This LED will blink when your PBM4 SISTEMA LEVEL is switched ON REAR PANEL 76 POWER ON OFF This switch is used to turn the main power ON OFF 17 AC INLET Use it to connect your PBM4 to the main AC with the supplied AC cord Please check the
6. voltage available in your country and how the voltage for your PBM4 SISTEMA is configured before attempting to connect your PBM4 SISTEMA to the main AC FUSE 2A AC 230V 50 60Hz 5 INSTALLATION AND CONNECTION Ok you have got to this point and you are now in the position to successfully operate your PBM4 SISTEMA However we advise you to read carefully the following section to be the real master of your own mix Not paying enough attention to the input signal level to the routing of the signal and the assignment of the signal will result in unwanted distortion a corrupted signal or no sound at all So you should follow this procedure for every single channel 1 Turn down all Input and output gain controls 2 Connect phantom powered microphones before switching on the 15Volt phantom power switch 3 Set the output level of your PBM4 SISTEMA or the connected power amplifier at no more than 75 4 Now set the MONITOR level at no more than 50 In this way you will be able to hear later what you are doing connecting a pair of headphones or a pair of powered studio monitor speakers Position EQ controls on middle position 6 Increase the input gain properly for maintaining the good headroom and ideal dynamic range 7 Depending on the actual application turn slowly the input and output level controls for obtaining the maximum gain before distortion 8 Now repeat the same sequence for all input channels The m
7. a LTO User s Manual PBM4 SISTEMA PORTABLE PA SYSTEM www altoproaudio com Version 2 0 SER 2007 English IMPORTANT SAFETY INSTRUCTION CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN TO REDUCE THE RISK OF ELECTRIC SHOCK WARNING To reduce the risk of electric shock and fire do not expose this equipment to moisture or rain PLEASE DO NOT REMOVE THE COVER OR THE BACK PANEL OF THIS EQUIPMENT THERE ARE NO PARTS NEEDED BY USER INSIDE THE EQUIPMENT FOR SERVICE PLEASE CONTACT QUALIFIED SERVICE CENTERS This symbol wherever used alerts you to the presence of un insulated and dangerous voltages within the product enclosure These are voltages that may be sufficient to constitute the risk of electric shock or death This symbol wherever used alerts you to important operating and maintenance instructions Please read Protective Ground Terminal AC mains Alternating Current 4 Hazardous Live Terminal ON Denotes the product is turned on OFF Denotes the product is turned off CAUTION Describes precautions that should be observed to prevent damage to the product Read this Manual carefully before operation Keep this Manual in a safe place Be aware of all warnings reported with this symbol Keep this Equipment away from water and moisture Clean it only with dry cloth Do not use solvent or other chemicals Do not damp or cover any cooling opening Install
8. ain LED meter could move up into the red section In this case you can adjust the overall output level through the MAIN MIX control Audio Connections You can connect unbalanced equipment to balanced inputs and outputs Simply follow these schematics Ol Ring Right Signal Sleve P Ring Strain Clamp Tip Left Signal Sleeve Ground Screen Use for Headphone 1 4 Stereo TRS Jack Plug Sleeve Tip Strain Clamp Tip Signal Sleeve Ground Screen Use for Mono Line In Mono 1 4 Jack Plugs 1 4 Mono TS Jack Plug 5 INSTALLATION AND CONNECTION Sleeve Ring Return Signal Ring Strain Clamp Tip Send Signal Sleeve Ground Screen Use for Insert Points 1 4 Stereo TRS Jack Plug 2 Hotl 1 2Ground Screen 2 Hot 1 Ground Screen 3 Cold 3 Cold Use for Balanced Mic Inputs Use for Main output For unbalanced use connect pin 1 to 3 For unbalanced use leave pin3 unconnected 3 pin XLR Male Plug 3 pin XLR Line Socket seen from soldering side seen from soldering side MAIN SPEAKERS CONNECTION Please use only the power connectors to make connections with other signal source equipment for the passive speaker cabinets The power connector has four terminals 1 1 2 2 Speakon connector 6 BLOCK DIAGRAM 5 L A 110 YOLINOW 1 0 3dVL NI3dVL TSAGI NIV O3 LNIOd y3ldmdNV 83MOd VINALSIS VINd OLIV S
9. eatures and content might be changed without prior notice Any photocopy translation or reproduction of part of this manual without written permission is forbidden Copyright 2007 Seikaku Group NFO2337 1 1
10. exposure to noise level These are shown in the following chart lt y HOURS X DAY SPL EXAMPLE 8 90 Small gig 6 92 train 4 95 Subway train 3 97 High level desktop monitors 2 100 Classic music concert 102 1 105 0 5 110 0 25 less 115 concert According to OSHA exposure to high SPL in excess of these limits may result in the loss of heat To avoid the potential damage of heat it is recommended that Personnel exposed to equipment capable of generating high SPL use hearing protection while such equipment is under operation The apparatus shall be connected to a mains socket outlet with a protective earthing connection The mains plug or an appliance coupler is used as the disconnect device the disconnect device Shall remain readily operable IN THIS MANUAL IU E E eee ee E 1 E E ATORE 1 URATA 4 es nlH zEII II 5 INSTALLATION CONNECTIOUN a BEGGE BAGRA MN 10 Je 5 11 1 INTRODUCTION Thank you for purchasing the amazing portable PA system PBM4 SISTEMA This system is small enough to fit into any airplane s overhead storage compartment yet being flexible and powerful enough to be used for small gigs and professional multi
11. media presentations PBM4 SISTEMA includes 45 45 watt stereo amplifier a 5 channel mixer and 2x5 full range speakers The chassis is made by moulded polypropylene for shock and moisture protection Your PBM4 SISTEMA is the ideal tool for Multimedia Presentations Weddings small Church Functions Gym Music Rehearsal Small Gigs School Functions and Enjoy your PBM4 SISTEMA and make sure to read this Manual carefully before operation 2 FEATURES A Compact moulded polypropylene case A Modern design amp Lightweight A 2 5 full range speakers A 3 band equalizer on input channels 5 Input channels with individual Volume control and 2 bands EQ A 3 bands Master EQ 3 XLR microphone Inputs with phantom power 15V A 2 FCA Line Inputs A 2 RCA Line Outputs A Monitor Headphone output A Monitor Headphone level control A 2 powered output 45 45 watt for optional external speakers MONITOR oPeratTING Q 5 O om e mE PHANTOM 19 90 CR e ON OFF e 9 10dB PBM4 SISTEMA 15dB 15dB 15dB 15dB 15dB 15dB 10dB LEVEL 0 0 0 HIGH HIGH HIGH e HIGH e M N x r lt lt r 12KHz 12KHz 15dB g 15dB 0 MAIN POWER OUT lt 9 9 12KHz e 15dB g 15dB 0 e 12KHz A e 15dB 0 15dB 0 15dB g 15dB 0 e EN e 80Hz xO O 80Hz l
12. ng NIV Sng NIV sng NIV Snge NIVN apo 134431 ADVLS Z THD 0 2 gpoz ot Z MO1 AST WO LNWHd 7 TECHNICAL SPECIFICATION Input channels Microphone Input Frequency response Distortion THD amp N Gain SNR Signal to Noise Ratio Line input Frequency response Distortion THD amp N Gain Impedances Microphone Input Channel Insert return All other inputs Tape out All other outputs Equalization Hi shelving Low shelving Main Mix Section Noise Bus noise Monitor max out Amplifier Section Output Power Frequency Response Output Impedance Power supply Main voltage Power Consumption Fuse Physical Dimension Net Weight Gross Weight Electronically balanced discrete input configuration 10 t0 35 Kaz 0 05 at 4 dBu 1 kHz 30 dB gt 94 dB Electronically balanced 10 Hz to 55 kHz 3 dB 0 05 at 4 dBu 1 kHz 10 dB 1 4 kOhm 2 0 kOhm 10 kOhm or greater 1 kOhm 120 Ohm 15 dB 12 kHz 15 dB 80 Hz Fader dB channels muted 85 dBr ref 4 dBu Fader O dB all input channels assigned and set to UNITY gain 81 dBrlref 4 dBu 22 dBu unbalanced 1 4 45W x 2 RMS Nominal power 66W x 2 eo Hz 20 kHz 8 ohm USA Canada 100 120V 60 Hz Europe 210 240V 50 Hz U K Australia 240 133 watts 100 120V T4A 21 0 240V
13. st cut all frequencies above 12 kHz You can use it to eliminate high frequency noise and hiss such as those produced by Tape Recorders or to boost and make crispier the cymbals or certain harmonics of the human voice The LOW control will create a shelving filter that will boost cut frequencies below 80 Hz Use the LOW control to put in evidence Kick Drum or enhance male voice 4 CONTROL ELEMENTS THREE BANDS MASTER EQ This equalization circuit is inserted before the MAIN level control You have available 3 controls BASS MIDDLE and HIGH BASS MIDDLE HIGH 0 0 0 e e e e e 6 6 9 9 e e e 7 HIGH Use it as a further boost to the overall MIX to get more colour from your program or turn the control down if you want to avoid high frequency noise 15dB 15dB 15dB pum 15dB 15dB 8 MIDDLE This is a unique control designed for a wide variation of middle frequencies Turn the control down from center position and you will make the human voice more warm and smooth while turning the control up will enhance vocal intelligibility Be careful not to boost these frequencies too much to avoid feedback on microphone inputs 9 LOW Turn the control down from center position if you experience rumble or low frequency noise or turn it up to make the PBM4 SISTEMA sound much bigger than what it is 70 MONITOR OUT Connect a powered Monitor to this socket or an external Amplifier Monitor
14. the equipment only in accordance with the Manufacturer s instructions vo A cma 7 Power Cords are designed for your safety Do not remove Ground connections If the plug does not fit your AC outlet seek advice from a qualified electrician Protect the power cord and plug from any physical stress to avoid risk of electric shock Do not place heavy objects on the power cord This could Cause electric shock or fire 8 Unplug this equipment when unused for long periods of time or during a storm 9 Refer all service to qualified service personnel only Do not perform any servicing other than those instructions contained within the User s Manual prevent fire and damage to the product use only the recommended fuse type as indicated in this manual Do not short circuit the fuse holder Before replacing the fuse make sure that the product is OFF and disconnected from the AC outlet Dispose of this product should not be placed in municipal waste and should be separate collection 11 Move this Equipment only with a cart Stand tripod or bracket specified by the manufacturer or sold with the Equipment When cart 15 used use Caution when moving the cart equipment combination to avoid possible injury from tip over 12 Permanent hearing loss may be caused by exposure to extremely high noise levels The US Government s Occupational Safety and Health Administration QGHA has Specified the permissible
15. tly from the retail dealer and it can not be transferred 3 3 During the warranty service ALTO may repair or replace this product at its own option at no charge to you for parts or for labor in accordance with the right side of this limited warranty 3 4 This warranty does not apply to the damages to this product that occurred as the following conditions e Instead of operating in accordance with the user s manual thoroughly any abuse or misuse of this product Normal tear and wear e The product has been altered or modified in any way e Damage which may have been caused either directly or indirectly by another product force etc e Abnormal service or repairing by anyone other than the qualified personnel or technician And in such cases all the expenses will be charged to the buyer In no event shall ALTO be liable for any incidental or consequential damages Some states do not allow the exclusion or limitation of incidental or consequential damages so the above exclusion or limitation may not apply to you 3 6 This warranty gives you the specific rights and these rights are compatible with the state laws you may also have other statutory rights that may vary from state to state SEIKAKU TECHNICAL GROUP LIMITED NO 1 Lane 17 Sec 2 Han Shi West Road Taichung 40151 Taiwan http www altoproaudio com Tel 886 4 22313737 email alto altoproaudio com Fax 886 4 22346757 All rights reserved to ALTO All f
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