Sony xm-222w manual

OTL output transformerless circuit Pulse power supply. RCA pin jacks High level input connector. Mounting screws 4 High level input cord 1 Protection cap 1. Design and specifications are subject to change without notice.

Ver 1. Published by Sony Engineering Corporation. Bottom Plate Heat Sink Amp Board This light weight power supply system provides a highly efficient power supply with a low impedance output. First, place the unit where you plan to install it, and mark the positions of the four screw holes on the mounting board not supplied.

Fuse Replacement If the fuse blows, check the power connection and replace the fuse. If the fuse blows again after replacement, there may be an internal malfunction. In such a case, consult your nearest Sony dealer. Warning When replacing the fuse, be sure to use one matching the amperage stated above the fuse holder. Never use a fuse with an amperage rating exceeding the one supplied with the unit as this could damage the unit. Si l'amplificateur surchauffe, attendez qu'il refroidisse avant d'utiliser l'appareil.

Ce processus permet de compenser les fluctuations de tension provenant de la batterie de la voiture. The ground lead is not securely connected.

The voltage going into the remote terminal is too low. Check the battery voltage Use speakers with suitable impedance. The power connecting leads are installed too close to the RCA pin cords. Speaker leads are touching the car chassis. Before going through the checklist below, refer to the connection and operating procedures. Alternator noise is heard. Les fils des haut-parleurs touchent la carrosserie de la voiture. Owner's Record The model and serial numbers are located on the bottom of the unit.

Record the serial number in the space provided below. Refer to these numbers whenever you call upon your Sony dealer regarding this product. Model No. XMW Serial No. Doing so may damage the active speakers. In this case, relocate the amplifier away from the car radio or antenna. Do not attempt to test the protection circuits by covering the heat sink or connecting improper loads. If you have any questions or problems concerning your unit that are not covered in this manual, please consult your nearest Sony dealer.

If you use small capacity speakers, they may be damaged. Therefore, it may not perform to its full potential if used with the speaker cords supplied with the car. If you disconnect the wire, the computer memory may be erased. Cela risquerait en effet d'endommager les haut-parleurs actifs. A loose connection may cause a malfunction of the amplifier. Make the terminal connections as illustrated below. Faites passer les fils par le cache, raccordez les fils, puis recouvrez les bornes avec le cache.

Pass the leads through the cap, connect the leads, then cover the terminals with the cap. In such a circuit, there is going to be an increase in the current which bypasses the speaker with frequencies around the crossover frequency.

If audio signals continue to be fed into the crossover frequency area, it may cause the amplifier to become abnormally hot or the fuse to blow. OTL output transformerless circuit Pulse.

Rated outputs supply voltage at Design and specifications are subject to change without. Published by Sony Engineering Corporation. Notes on Chip Component Replacement. Verify that the protector is released and LD illuminates green. Short between the positive and negative sides of the speaker. Verify that the protector is not released and LD remains red.

Note : This set can be disassemble according to the following sequence.