DB Drive Okur A7 Series A71100.1 User Manual page 3

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2. OKUR AMPLIFIER'S CONTROL & CONNECTION.
2-1. OKUR DIGITAL MONOBLOCK AMPLIFIERS
INPUT
Connect RCA output cables from the headunit to
OKUR digital amplifiers' RCA Input.
OUTPUT
Is used when connecting multiple amplifiers
POWER & PROTECTION INDICATOR
Power LED - Green-lit shows normal operation
Protect LED - RED-lit shows general malfunction,
faulty connection or thermal protection
GAIN (6V ~ 0.2V)
Matching the output voltage of the headunit's RCA
line-outs to OKUR amplifiers' input section.
SUBSONIC FILTER (10Hz ~ 50Hz @ 24dB/Oct)
Control the high Pass point for the speaker outputs
to eliminate extreme low frequencies that can
damage your subwoofers.
BASS BOOST (0~9dB @ 45Hz)
It boosts the bass 0 ~ 9dB
REMOTE LEVEL CONTROL PORT
This port is for connecting remote gain level control.
LOW PASS FILTER (35Hz ~ 250Hz @ 24dB/Oct)
Controls the low pass point for the speaker outputs.
PHASE (0 ~ 180 degree)
It controls phase from 0 ~ 180 degree
OUTPUT MASTER / INPUT SLAVE
OUTPUT MASTER / INPUT SLAVE connection makes
OKUR digital amplifiers as daisy chain connection
to 2 ohm.
+12V (POWER CONNECTION)
This must be connected to the fuse positive terminal
(+12V) of the battery.
Recommended wire is 4 gauge for A7750.1 &
A71100.1 and 0 gauge for A71500.1, A72000.1,
A72500.1 check the battery voltage
GND ( GROUND CONNECTION )
It is connected to the Negative or ground cables of
the Vehicle.
Recommended wire is 4 gauge for A7750.1 &
A71100.1 and 0 gauge for A71550.1, A72000.1,
A72500.1
REM (REMOTE)
It is connected to switched +12V with a Trigger cable
coming from the head unit
SPEAKER OUTPUTS
It connects amplifier's terminals to subwoofer
speakers.
Minimum speaker wire is 12 gauge.
Minimum impedance is 1 ohm for single unit.
Linked connection's minimum impedance is 2 ohm.
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