FIGURE 2—AMPLIFIER CONNECTIONS 250/4 FRONT

1

2

3

5

4

6

6

4

5

3

7

1

+

FRONT-

L R

OUTPUT INPUT

LPF HPF

BASS EQ.

BASS EQ.

LPF HPF

INPUT

 

 

 

 

 

 

R

FLAT GAIN OFF ON

OFF ON GAIN FLAT

 

 

 

 

L R

+

REAR

-

HIGH L

 

 

HIGH

INPUT

MIN MAX

MIN MAX

INPUT

REAR PANEL CONNECTIONS

1.

Speaker Out Terminals - Connect

the remote turn on lead of the head

 

the speakers to these terminals.

unit or signal source. If a (+) 12

 

(Refer to the Speaker Connection

volt remote turn lead is not avail-

 

section of this guide.)

able, a Remote Power Adapter

2. Power Fuse - This fuse protects the

(P/N

#55000)

can

be

used

to

supply a remote turn on signal. DO

 

amplifier against internal electrical

 

NOT

connect

this

terminal

to

 

damage and is meant to protect the

 

constant (+) 12 volt.

 

 

 

 

amplifier only. All other power

 

 

 

 

5. Ground

- Connect this

terminal

 

connections should be fused at the

 

source.

 

 

directly to the sheet metal chassis

3.

(+) 12 Volt Power - Connect this

of the

vehicle

using

the

shortest

wire

 

necessary

to

make

this

 

terminal through a FUSE or CIRCUIT

 

 

connection. Always use wire of the

 

BREAKER to the positive terminal of

 

same gauge or larger than the (+)

 

the vehicle battery or the positive

 

12

volt

power

 

wire. The

chassis

 

terminal of

an

isolated audio

 

 

connection point should be scraped

 

system battery.

 

 

 

free of paint and dirt. Use only

 

 

 

 

WARNING: Always protect this power wire by installing a fuse

quality

 

crimped

and/or

soldered

connectors at both ends of this

 

or circuit breaker of the appropriate size within

 

12 inches of the battery terminal connection.

wire. DO NOT connect this terminal

4.

Remote Turn On - This terminal

directly to the vehicle battery

 

turns on the amplifier when (+) 12

ground terminal or any other

 

volt is applied

to

it. Connect it to

factory ground points.

 

 

 

8

© 2003 Directed Electronics, Inc

Page 8
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Directed Audio 300/2, 250/4, 200/2 manual Rear Panel Connections, Section of this guide, This, Source