Top Panel Controls. Directed Audio Model 4200 4500, 4200

10

TOP PANEL CONTROLS

amplifier sensitivity and is used to match the input level of the amplifier to the output level of the signal source.

tweeters. LPF attenuates high frequencies and is typically used for subwoofers.

Adjusts the crossover point for the on board active crossovers.

Controls the type of filter for the onboard active crossovers. FLAT does not attenuate any frequencies and is for full-range speaker systems.

HPF attenuates low frequencies and is used for mid-range speakers and

FIGURE 4—AMPLIFIER CONTROLS 4200/4500 TOP

8 db of boost to the speaker output when on.

2 3

1

GAIN FREQ

500Hz

FRONT

MIN MAX 50Hz

MIN

GAIN

LPF

FLAT

HPF

FREQ

OFF ON

BASS EQ

MAX 50Hz 500Hz

REAR

LPF

FLAT

HPF

OFF ON

BASS EQ

4

TOP PANEL FEATURES

Control Panel Cover

The gain and filter controls are located under a control panel cover on top of the amplifier. The control panel cover must be removed to gain access to the gain and filter controls.

Remove/Install

Four Allen-head screws hold the control panel cover to the amplifier top panel, one at each corner. They can be removed with the wrench supplied in the hardware pack.

© 2002 Directed Electronics, Inc