GROUND ZERO GZIA 2.240
IRIDIUM SERIES
Controls & Features
1
Speaker terminal
To connect the speaker wires
Min. load in stereo mode
2 ohms / channel
Min. load in bridged mode
4 ohms
2
Power terminal
+12V
To be connected to the positive terminal of the battery
REM
To be connected to the remote output of the head unit*
(*not required in high-level mode)
GND
To be connected to the vehicle´s ground
(or directly to the negative terminal of the battery)
3
Fuse(s)
If necessary to replace a defective fuse, its strongly recommended to
use a fuse with the identical value
4
High pass filter
To adjust the required crossover point. Frequencies below the selected
crossover point will be filtered (40 Hz to 3000 Hz)
5
Low pass filter
To adjust the required crossover point. Frequencies above the selected
crossover point will be filtered (30 Hz to 250 Hz)
6
Mode switch
To setup the crossover for the required use of the amplifier
FLAT
entire frequency range will be reproduced
HPF
only mid/high frequencies will be reproduced
LPF
only low frequencies will be reproduced
7
Sensitivity control
Controller to adjust the input sensitivity
8
Line input (RCA)
Input sockets to connect RCA wires
Important note: High-level and RCA inputs should never be used
simultaneously! This may cause serious damage to the amplifier
9
High-level input
Head units without RCA pre-amplifier output signal, can be connected
using the high-level input to connect the speaker output of the head
unit directly.
If used, the amplifier turns on automatically (auto-on feature)
The remote input of the power supply terminal remains unused
Important note: High-level and RCA inputs should never be used
simultaneously! This may cause serious damage to the amplifier
10
Status indication
POWER (green) ok (correct operation)
PROTECT
(red) error (protection mode)
11
Remote wire socket
To connect the optionally available bass level remote control
