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FRONT
L - L + R E M R + R-
REAR
L - L + R + R-
FRONT INPUT L / R
OUTPUT L / R
L R
REAR INPUTS
QBASS
-12dB
FRONT
GAIN
COMBINE
FRONT HP FREQ.
REAR HP FREQ.
REAR
GAIN
REAR LP FREQ.
Q SELECT
4/2
REAR HP/LP
1 2
12
ENDPLATE DIAGRAM
4800
1. REAR LP FREQ.
Use this control to adjust the rear low pass crossover frequency from 44Hz to 315Hz
(see page 16).
2. REAR GAIN
Use this control to match the output level of the head unit to the rear channel of
the amplifier (see page 18).
3. FRONT GAIN
Use this control to match the output level of the head unit to the front channel of
the amplifier (see page 18).
4. QBASS 1
Use this switch with the QBASS 2 to program the
Q
BASS PLUS
™
circuit. (see page 15).
5. QBASS 2
Use this switch with the QBASS 1 to program the
Q
BASS PLUS
™
circuit. (see page 15).
6. Q SELECT 4/2
Push this button in for a Q setting of 4 and out for a setting of 2.
7. FORCED AIR EXHAUST VENTS (see page 18 and 19).
8. SPEAKER/REMOTE CONNECTOR
After connecting remote and speaker wires, plug in the
PowerLock
connectors here (see pages 7-9).
1
4
2
3
56
78
9
10
11
12
13 14
15
16
17
9. REAR HP/LP switch
This switch is used to select whether the amplifier will provide a high
pass (switch IN) or mono low pass (switch OUT) signal to the rear speakers. (see page 16).
10. REAR HP FREQ.
Use this to adjust the rear high pass crossover frequency from 20Hz to 5kHz (see page 16).
11. REAR INPUTS
Plug in the rear RCA leads from your head unit here (see page 14).
12. -12dB
For use with high level inputs (4V up to 12V). Push this switch
in to attenuate the input by 12dB (see page 14).
13. COMBINE
Push this switch in to connect the rear channels to the front inputs (see page 18).
14. FRONT HP FREQ.
Use this to adjust the rear high pass crossover frequency from 20Hz to 5kHz (see page 16).
15. FRONT INPUTS
Plug in the front RCA leads from your head unit here (see page 14).
16. OUTPUTS
Left and Right RCA outputs provide high pass or mono low pass signal to another amplifier.
17. FORCED AIR INTAKE VENTS (see page 18 and 19).