Bass EQ Adjustment Knob

Add a 50 Hz bass boost up to +12 dB to tune your bass response.

About Power Indicator

Power Indicator

Fig. 11

Lights up when power is on.

Is off when power is off.

Input Channel Selector Switch (SUB W.)

a) When this switch is placed in the “1+2+3+4” position, all the signals are mixed and come out from the SUB W. This setting provides signal to the subwoofer channel when only 4 channel input is available.

b) Setting this switch to “SUB W.” will send the signal at the inputs of SUB W. (L/R) to SUB W. of the PDR-V75.

SYS

Subw

Front

Rear S

Head

Front

TYPIC

4 Spea

Inpu

CH-3/

Indication color

Status

Solution

Blue

Amplifier circuit is normal.

 

Red

Operating temperature is

Decrease the vehicle’s interior temperature to a

(blinking)

high.

normal level.

 

 

The indicator color changes to blue.

Red

Amplifier circuit is abnormal.

Turn off the power supply and eliminate the cause.

 

An electrical short has

Then turn on the unit and verify that the indicator

 

occurred, or supply current is

color has changed to blue.

 

too high.

If it remains red, turn off the unit and consult your

 

 

dealer.

 

Operating temperature is too

Decrease the vehicle’s interior temperature to a

 

high.

normal level.

 

 

The indicator color changes to blue.

 

Power supply voltage is too

Use the correct power supply voltage.

 

high.

The indicator color changes to blue.

10-EN

ALPINE PDR-V75 68-25285Z56-A (EN/FR/ES)

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Alpine alpine owner manual Bass EQ Adjustment Knob, Input Channel Selector Switch SUB W, Spea

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