File name Alpine-MRPF240 car amp.pdfSERVICE MANUAL
4/3/2 CHANNEL POWER AMPLIFIER
TO ALPINE Home Page
1/03-A 68E35050S01
MRP-F240
The following cautions will prevent accidents in the workplace and will ensure safe products. *The symbols indicate caution is needed to prevent injuries and damage to property. The symbols and their meanings follow. If you ignore this symbol and handle the product incorrectly or unsafely, serious injury or death may result. If you ignore this symbol and handle the product incorrectly or unsafely, injury or only material damage may result.
Warning Caution
*The following symbols indicate two levels of cautions. When you see this symbol, you have to be very careful.
When you see this symbol, you have to follow the instructions there.
Warning
Do not look squarely into the laser light coming from the pickup.
You may loose you sight.
Fuse Caution
Always use a designated fuse. Use of an incorrect fuse may result in a fire.
Caution
Do not allow wiring to be caught in the screw/chassis.
If wiring is caught in the screw/chassis, it may cause a short circuit, resulting in a fire.
Battery Caution
Use the designated battery. Confirm the correct polarity and seat of the battery. An incorrect battery or an improperly connected or seated battery may result in a fire.
High Temperature Caution
Touching the heat sink may cause severe burns.
Designated Parts Caution
Look up the part list and ensure that only designated parts are used to prevent problems or accidents.
Reverse Power Supply Connections or Misconnections Caution
Reverse power supply connections or misconnections may cause ignition problems and smoke may result.
Wiring Caution
Ensure that the wiring is correct when rewiring to prevent problems with ignition/breakdown.
Soldering Caution
Hot solder from solder splash may cause severe burns.
Wear Gloves
Wear gloves to prevent electrical shocks or injury from the end face of the metal.
Contents
Packing Assembly Parts List Packing Method View Specifications Block Diagram Parts Layout on P.W.Boards and Wiring Diagram Schematic Diagram Terminal Voltage of IC/TR Exploded View (Cabinet)
NOTE : Due to continuing product improvement, specifications and designs are subject to change without notice.
Packing Assembly Parts List
Symbol No. 101 102 103 104 105 106 107 Part No. Description Symbol No. Part No. Description
68P02294K68 03E34961S01 03E34955S01 15E34956S01 75E22439S01 75E22440S01 01E23875S01
OWNER'S MANUAL SCR M4X20 TPG1,BLK SCR M3X10(B)MCH(BLK) COVER,RCA HOUSING RUBBER-B HOUSING,RUBBER(C) ASS'Y INPUT WIRE
Packing Method View
103 X2 106 X2
104 102 107 X4
101 105
R
TO CONTENTS
Specifications
T.H.D. (DC14.4V, 20Hz~20kHz) ... 4ohm-Load/4ch, 35W Output : 0.2% 4ohm-Load/2ch (BTL), 95W Output : 1.0% Power Output (Normal Input, DC14.4V, 20Hz~20kHz) ... 0.2% T.H.D., 4ohm-Load/4ch : 35W 1.0% T.H.D., 4ohm-Load/2ch (BT | 