PAC APSUB-CH42 Manual Download Page 6

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PAC-Audio.com

Pacific Accessory Corporation

Page 6

Rev: V1

Date: 020924

Advanced Subwoofer Amplifier Interface 

for Select Chrysler / Dodge / Jeep / RAM Vehicles

APSUB-CH42

Troubleshooting

Technical Support

1. 

Low volume setting on radio is too loud - Set the minimum volume using process outlined in Setup and Configuration, or using 

the AmpPRO PC app.

2.  I

f for any reason the APSUB module becomes unresponsive, or will not power up with the key on, you can reset the 

interface 

by turning the key to the ignition position, then pressing and holding the Volume Down button on the factory steering wheel 

controls for 12 seconds until a tone is heard, or by pressing and holding the reset button on the side of the APSUB module for 

10 seconds (until the LEDs alternate flashing red).

LED Legend

LED 1

Action/Color

During Normal Operation

Solid Red

Module Active

Solid Amber

Minimum Volume Adjustment Mode

Rapid Blink Any Color

DSP Activity

LED 2

Blinking Amber

USB Connection Detected

Both LEDs

Alternate Blinking Red

Performing Memory Reset

Email:

 [email protected]

Phone:

 727-592-5991

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