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4 Channel Power Amplifier 4 Channel Power Amplifier
-F900 -F900 V V MR MR
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R MRV-F900 4 Channel Power Amplifier • OWNER'S MANUAL Please read before using this equipment. • MODE D'EMPLOI Veuillez lire avant d’utiliser cet appareil. • MANUAL DE OPERACIÓN Léalo antes de utilizar este equipo. ESPAÑOL FRANÇAIS ENGLISH
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Contents Introduction .........................................................................................................2 WARNING ..............................................................................................................4 CAUTION ........................................................................................................................................... 5 PRECAUTIONS .........................................................................................
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Introduction Meeting a new challenge to realize the best sound possible for the mobile environment AlpineF#1Status For a quarter of a century, Alpine’s goal has been the best sound in the mobile environment despite its harsh physical and electrical conditions. To overcome these severe listening conditions, Alpine has developed its own unique on-board acoustic technology. This is totally different from that of home audio. The Mobile Multimedia Era is flourishing, and recording media and reproduct
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4 Channel Amplifier The MRV-F900 is designed to convey all the passion and impact of exceptional performances. The high fidelity circuitry of this 100W x 4-channel power amplifier, consists of high grade audio components. This combination produces beautiful harmonics, aiming at the ultimate in craftsmanship and following the ideas of microdynamics. High performance MOS-FETs used in power supply unit and final stage Unlike regular transistors, MOS-FETs can operate at extremely high speeds. They
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WARNING USE ONLY IN CARS WITH A 12 VOLT NEGATIVE GROUND. WARNING (Check with your dealer if you are not sure.) This symbol means important instruc- Failure to do so may result in fire, etc. tions. Failure to heed them can result in BEFORE WIRING, DISCONNECT THE CABLE serious injury or death. FROM THE NEGATIVE BATTERY TERMINAL. Failure to do so may result in electric shock or DO NOT OPERATE ANY FUNCTION THAT injury due to electrical shorts. TAKES YOUR ATTENTION AWAY FROM DO NOT ALLOW CABLES TO B
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CAUTION PRECAUTIONS This symbol means important instruc- Temperature tions. Be sure the temperature inside the vehicle is Failure to heed them can result in between +60°C (+140°F) and –10°C (+14°F) injury or material property damage. before turning your unit on. HALT USE IMMEDIATELY IF A PROBLEM Installation Location APPEARS. Make sure the MRV-F900 will not be installed Failure to do so may cause personal injury or in a location subjected to: damage to the product. Return it to your • Direct su
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Installation Due to the high power output of the MRV-F900, considerable heat is produced when the amplifier is in operation. For this reason, the amplifier should be mounted in a location which will allow for free circulation of air, such as inside the trunk. For alternate installation locations, please contact your authorized Alpine dealer. 1. Using the amplifier as a template, mark the four screw locations. 2. Make sure there are no objects behind the surface that may become damaged during dri
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Mounting the End Covers • The product’s appearance can be improved by mounting the end covers on the main unit after installation. • Mount the end covers after installing the main unit. Mounting the brackets 1 1) Use the included machine screws to mount the three included brackets onto the 6 5 side opposite the terminal surface. 6 5 5 5 Fig. 2 NOTE: APPLYING THE DOUBLE FACE TAPE Perform the procedure below when you want to securely fasten the end cover or when you do not plan on removing the c
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Connections BATTERY GND RENOTE + BRIDGED – + BRIDGED – CH-1 + – + – + – + – CH-3 CH-1 CH-2 CH-3 CH-4 INPUT INPUT SPEAKER OUTPUT POWER SUPPLY SPEAKER OUTPUT CH-2 CH-4 1 2 2 1 Fuse (80A, Included), Fuse Box (Included) 4 3 To the vehicle’s battery 5 Fig. 6 6 Before making connections, be sure to turn the power off to all audio components. Connect the yellow battery lead from the amp directly to the positive (+) terminal of the vehicle's battery. Do not connect this lead to the fuse block. To preven
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4 Battery Lead (Sold Separately) Be sure to add a fuse as close as possible to the MRV-F900’s battery terminal. This fuse will protect your vehicle’s electrical system and the MRV-F900 in case of a short circuit. If you need to extend this lead, the wire gauge should be AWG4 or larger. NOTES: • Please make sure not to short the exposed connector to any grounded metal surface when replacing the fuse or making initial connection. • When adding a fuse to the battery lead, be sure to use the 80A fus
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Connections Cautions on wire lead connections • Use Power Supply wire sold at your dealer’s store. • Refer to the description below for the proper procedure. If you are in doubt about how to make this connection, consult your dealer. Check the wire size. 1 NOTES: • Wire Size (Battery Lead, Ground Lead): Recommended wire size for this unit is AWG4 or larger. • Wire Size (Remote Turn-on Lead): Recommended wire size for this unit is AWG8 – AWG14. • If the wire gauge used is unknown, ask your dealer
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Slide the battery lead into the fuse block. 3 • Slide the battery lead (sold separately) into the fuse block (supplied) as below: 1) Dismantle the fuse box. 1 Turn the cap counterclockwise. 2) Turn the hexagon screw 3 of the fuse terminal 2 with a hexagon wrench (supplied). 3) Remove the rubber ring 4 and the metal ring 10. (They are not used. They are for protection during transportation.) 5 1 4) Slide the battery lead (sold separately) through the cap . 5 2 5) Insert the tip of the battery
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Connection Mounting the Terminal Cover • The product’s appearance can be improved by mounting the terminal cover on the main unit after installation. • Mount the terminal cover after the connections have been made and you have checked that operation is normal. Open the door. 1 1) Use the included hexagonal wrench to remove the two hexagonal screws fastening q the door . p 2) Open the door . p q p Fig. 10 Mounting the terminal cover 2 1) Before mounting the terminal cover • Fasten the wires secu
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Fastening the door 3 1) Close the door . p 2) Mount the door using the two original hexagonal screws . p q * Tighten the screws securely so that they do not come loose due to vibrations while the vehicle is moving. NOTES: • Be sure to fasten the door. Failure to do so may lead to malfunction. • The warranty will be invalidated if the unit is used with the door open. q w Fig. 12 p 13-EN
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Switch Settings 7 8 9 10 11 12 CH-1 CH-2 CH-3 CH-4 NORMAL BRIDGED NORMAL BRIDGED NOM(1.0V) NOM(1.0V) NOM(1.0V) NOM(1.0V) MIN MAX MIN MAX MIN MAX MIN MAX GAIN GAIN MODE MODE GAIN GAIN Take off the two hexagon screws when switch setting and open the door. When you finish 13 the switch setting, close the door and fix with the original hexagon screws. 7 , 8 , 11 , 12 Input Gain Adjustment Control Set the MRV-F900 input gain to the minimum position. Using a dynamic CD as a NOM(1.0V) source, incr
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Examples of System Expansion • SYSTEM A (4ch input, 4ch output) 15 Battery Lead* 80A To the vehicle's battery Ground Lead NORMAL BRIDGED SPEAKER SPEAKER LR L R CH-1/ CH-2 MODE NORMAL BRIDGED + – + – + – + – CH-3/ CH-4 MODE BATTERY GND RENOTE + BRIDGED – + BRIDGED – CH-1 + – + – + – + – CH-3 CH-1 CH-2 CH-3 CH-4 INPUT INPUT SPEAKER OUTPUT POWER SUPPLY SPEAKER OUTPUT CH-2 CH-4 * NOTES: • Please make sure not to short the exposed connector (L) (R) (L) (R) to any grounded metal surface when replacing
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Examples of System Expansion • SYSTEM B (4ch input, 11ch output) CDA-7990 PXA-H900 CENTER SUBWOOFER REAR FRONT LOW FRONT MID FRONT HIGH (L) FUSE POWER SUPPLY 15A BATTERY GND OUTPUT (R) GUIDE INPUT 14 Front Tweeter Output (L) a Front Tweeter Output (R) b 14 Front Mid Range Output (L) c Front Mid Range Output (R) d 14 Front Mid Bass Output (L) e Front Mid Bass Output (R) f 14 Rear Output (L) g Rear Output (R) h 14 Subwoofer Output (L) i Subwoofer Output (R) j Center Output k 14 14 RCA Extension Ca
