PIONEER GM-X922/XR/ES
Manual de Servicio

GM-X922, GM-X1022

22

Three-channel mode, two-way system Connecting the Speaker

wires Output Terminals
The speaker output mode can be two-chan-

1. Expose end of the speaker wires Mid-high (Left) nel (stereo), one-channel (mono), or threeC1
speaker leads suit the mode according to nippers or a cutter. figures on the following pages.
Twist � When connecting to the speaker input, do not connect the RCA output. C1 Mid-high (Right) � When connecting to the RCA input, do not

by about 10 mm and twist using channel (stereo + mono). Connect the

L1 Woofer (Mono)

10 mm connect the speaker input.

Fig.
Two-channel mode (stereo) Three-channel mode, three-way system 2. Attach lugs to speaker wire ends.

Fig. 22 16

Lugs not supplied. High/mid-high
L2 C2

� Use pliers, etc., crimp lugs to wires. C1 (Left) (Left) Woofer/sub-woofer wire Speaker (Mono) (Right)

Lug Mid/mid-bass (Left)

L1

Fig. 17 C2 Mid/mid-bass L2 Fig. 20 (Right)

3. Connect speaker wires to the

High/mid-high

speaker output terminals. (Right) Fig. 23 � Fix speaker wires securely with the termi� Inductors (L1 and L2 in the diagrams) � After pass through the terminal cover, conact as low-pass filters. Capacitors (C1 nect the terminal and C2 in the diagrams) act as high-pass woofer/sub-woofer, and capacitors (C)
Speaker (Mono) are used for the high/mid-high.

One-channel mode (mono)

nal screws.

Terminal screw filters. Inductors (L) are used for the

� Remember when bridging an amplifier it will see only half of the original speaker Terminal cover Fig. 21

wire Speaker impedance. Therefore, you must use

output speakers that have ratings of 4 ohms or terminal higher. If you use speakers that have

Three-channel mode (stereo + mono) damage to the amplifier.

lower impedance ratings it may cause

4. Cover the terminals. but three channels can be achieved by solder them so they cannot be pulled

Fig. 18 channel/one-channel bridgeable amplifier, connected to the speaker wires, secure or

The power amplifier is basically a two� When the inductors and capacitors are

combining the stereo and mono modes loose. Tape or use heat shrink on the using inductors and capacitors. joints to prevent short circuits.

Fig. 19