Pyle PLMRA400 audio amplifier
Contents
1. C Turn the radio volume all the way down and listen for background noise D Start your vehicle and listen for electrical noise E Making fine adjustments to the sensitivity can reduce background noise and some engine noise FXCAUTION Never turn the sensitivity any farther than you need to get clear sound at 2 3 volume G This adjustment only needs to be made once SPECIFICATIONS 1 Output power 14 4 V D C 1KHZ 100 WX4 Max 2 Frequency Response 15 30 Hz 3dB 3 Input Impedance 10K ohms Low Level 100 ohms High Level 4 Input Sensitivity High Level a ua poto 2 5v Eoo M 250mv 5 Power Supply Voltage DC 14 4V negative ground 10 5 16V 6 Matching Speaker Impedance 4 8 ohms 7 Maximum Current Draw 10A 8 Dimensions 7 87 W x 2 H x 8 0 L 9 Net Weight 3 30 Ibs 10 Limited Warranty policy amplifier 5 You must also include the following items e A copy of your sales receipt or other proof of purchase e A brief letter indicating the problem you are experiencing e include in your letter your return address daytime phone number and R A number e also include a check or money order for 18 00 for return shipping handling and insurance or provide your Visa MC number with expiration date Our obligation under this war2. n POWER LOW INPUT d hye MAX i th CAR STEREO LF LEFT OUTPUT RIGHT OUTPUT I OF CAR STEREO OF CAR STEREO OUTPUT OF CAR STEREO Figure 2 Figure 3 ELECTRICAL amp AUDIO CONNECTIONS a 2 Common Ground Type m By w EL LOW INPUT LEVEL IG HANE E CAR STEREO Figure 3A b Two Speaker Output Mode b 1 Floating Ground Type icH R n E QUO CO I Se D Figure 4 ELECTRICAL amp AUDIO CONNECTIONS b 2 Common Ground Type CE GE MEE d 3CH L 4 CH R 1CH Le 2CH A LEVEL o PUX LEVEL HIGH INPUT 66 ACIE nr ERE CE 19 F pem om NOTE High and low impedance input can not be used at same time B SPEAKER CONNECTION Connect the speaker output terminals to the corresponding speakers Figure 5 The speakers must be high quality and capable of handling high power Separated return paths and strong wires are required Fig 5 NOTE This amplifier has built in short circuit protection If you mistakingly connect any speaker wires to ground or positive power and Wires short together the protection circuit will operate automatically and cut off output In case of this you must switch OFF the whole system immediately double check speaker wire co
3. FOR CAR AND MARINE USE WWW pyleaudio com PLMRA400 Waterproof Marine 400W 4 Channel Amplifier User s Manual INTRODUCTION Thank you for purchasing the PYLE PLMRA 400 High Speed Power Amplifier The PLMRA 400 has been designed using the latest electronic technology available The PLMRA 400 is with engineered features allowing you to produce high quality stereo repro duction in mobile applications This innovative system has been designed a 12 volts DC negative ground power supply Easy installation with mounting hardware is provided The PLMRA 400 has two input levels The high or low impedance input can be connected to units which incorporate BIL circuity common ground types 3CH L 2 CH R me Figure 1 FUNCTIONS 1 POWER ON LED Lights up when the remote on system ts energized 2 INPUT GAIN CONTROL Adjust high impedance input gain from 1 V to 300mV for best matching with PREAMP output for your car stereo 3 LOW IMPEDANCE INPUT HIGH LEVEL INPUT This unit is provided with two terminal inputs Front amp Rear for LOW impedance If Your car stereo has four speaker outputs LF RF LR RR Wire input as per FIG 3 amp FIG 3A If your car stereo has two speaker outputs please wire as per FIG 4 amp FIG 4 IMPEDANCE INPUT LOW LEVEL INPUT This unit is provided with gold plated RCA input jacks for high impedance Couple the RCA input with the car s
4. ng the hardware provided attach the unit to mounting surface MAINTENANCE Your PYLE power Amplifier is an example of superior design and craftsmanship The fllowing suggestions will help you care for your amplifier so you can enjoy it for years Keep the amplifier dry If it gets wet wipe it dry immediately Liquids can contain minerals that corrode electronic circuits Use and stre the amplifier only in normal temperature envi ronments Temperature extremes can shorten the lile of electronic devices and distort or melt plastic parts Handle the amplifier gently and carefully Dropping it can damage circuit boards and cases and can cause the amplifier to work improp erly Keep the amplifier away from dust and dirt which cause prema ture wear of parts Wipe the amplifier with a damp cloth occasionally to keep it looking new Do not use harsh chemicals cleaning solvents or strong deter gents to clean the amplifier TESTING AND SPECIFICATONS 2 After all the connections have been made turn on your stereo and listen for the amplifier to turn on If there are any unusual noises from the speakers then turn the system off and recheck all the wiring After you have connected your radio or equalizer to the amplifier you may adjust the gain control to match the output level of your radio A Set the volume control on your radio to 2 3 position B Adjust the gain control for an average listening level
5. nnections and isolation before switching on the amplifier again 5 ELECTRICAL amp AUDIO CONNECTIONS C POWER CONNECTION FIG 5 MAIN POWER LEAD TO CAR BATTERY POSITIVE TERMINA Ug GROUND LEAD CONNECT TO A WELL GROUNDED 4 RIGHT 1 LEFT METALLIC PART OF YOUR CAR SPEAKER SPEAKER REMOTE SWITCH CONNECT POWER ANT ACC LEAD li WIRE OF YOUR CAR STEREO LEFT 2 RIGHT SPEAKER SPEAKER Figure 5 1 Connect the B 12V pole of power supply directly to the battery position terminal 2 Connect the GND pole of power supply directly to the negative ground battery terminal or car chassis To make a good grounding and prevent motor boating noise problem connect another 12 gauge minimum wire from the negative battery terminal to chassis of stereo unit Connect the Remote pole to external switch for positive 12V ON OFF This may be connected to the receiver power antenna lead INSTALLATION This amplifier comes complete with mounting hardware if the unit is used in the line level high impedance mode it is recommended to use gold plated RCA connection cables with the length as short as possible and mount the unit as close as possible to the receiver This will lower the chance of stray magnetic pick up that may cause noise in the system 1 Choose a suitable location 2 Check the clearance behind and above the mounting area 3 Wire unit according to the proper wiring digram 4 Usi
6. ranty is limited to the repair or replacement of the defective unit when it is returned to us prepaid This warranty will be considered void if the unit was tampered with improperly serviced or Subject to misuse neglect or accidental damage All Pyle products are carefully constructed and thoroughly tested before shipment Products purchased in the USA are warranted to be free of defects in material and workmanship for two 2 years from the date of purchase This warranty is limited to the original retail purchase should the product fail due to factory defects in material or workmanship your unit will be repaired or replaced at the sole discretion of Pyle To obtain warranty service you must first call our Consumer Return Hotline number at 718 236 6948 to obtain a Return Authorization number This R A must appear on the outside of your package and on all paperwork relating to your return When returning a product to us for warranty service it must be carefully packed and shipped prepaid to R A 4 4 Center 1 rd Street i Brooklyn NY 11204 Www pyleaudio com
7. tereo output using RCA type connector cables If your stereo has only left and right 2 channels outputs You must use a Y adaptor for connection FIG 2 S POWER FUSE Power fuse protects both this amplifier and the automobile electrical system from wrong electrical conditions 6 POWER SUPPLY TERMINAL Connct the 12V DC power supply wire into this terminal By lugs and screws accessible at the panel of this amplifier Fig 5 A BATT Connect 12VDC power supply wire into this terminal from the terminal of the battery B GROUND Ground terminal connects the ground wire from the chassis of the automobile C REMOTE Remote terminal connects the control wire which provides remote turn on and off of the amplifier by the RADIO CASSETTE players power antenna wire 7 SPEAKERS TERMINALS Speakers can be easily connected to signal barrier strip You may use 4 to 8 ohms speakers Before connecting please check speaker connection diagrams 2 ELECTRICAL amp AUDIO CONNECTIONS A STEREO INPUT CONNECTION 1 High impedance input 1 imum Y m rE x J es Ev o eg I FROM LEFT FRONT PREAMP I OUTPUT OF CAR STEREO 1 OUTPUT FROM RIGHT FRONT PREAMP j CAR STEREO FROM PREAMP FROM PREAMP OUTPUT OF CAR STEREO FROM RIGHT REAR PREAMP 2 Low impedance BTL or Common Ground Input a Four Speaker Output Mode a 1 Floating Ground Type
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