Troubleshooting Guide - Ground Zero COMPETITION Series Owner's Manual

Symptoms
No audible sound
Device does not turn on
Distorted audio signal
Amplifier is working, but...
The limited warranty for this product is covered by Ground Zero´s local distribution partners and their
terms and conditions. For further information contact your local retailer or distributor.
Trouble shooting guide
Check / Cause
Does the sign turn to yellow? No?
Probably there is no power supply
Does the sign blink 10 times? Yes?
The battery voltage is too high or too low
Does the sign blink 10 times? Yes?
Load at the speaker terminal is below 1 Ohm
Probably no input signal
Does the sign light up red? Yes?
Amplifier turned off due to high temperature
Does the sign blink permanently red? Yes?
The amplifier is seriously damaged
Does the sign turn to yellow? No?
Probably there is no power supply
Does the sign blink permanently red? Yes?
The amplifier is probably damaged
Does the sign turn red? Yes?
The output signal is distorted
Does the sign blink frequently red? Yes?
The battery voltage is below 9.5 V
Terms of warranty
Ground Zero GmbH
Erlenweg 25, 85658 Egmating, Germany
Tel. +49 (0)8095/873 830
www.ground-zero-audio.com
Autogoods "130"
Action
Check the power line fuse(s)
Check remote wire connection to the head unit
Check +12 Volt power supply wire connection
Check ground wire connection
The operation voltage must be 9 to 16 V
Speaker wires may be shorted (short circuit)
Check the wiring and the speakers
Check the RCA wiring to the head unit
Turn off the amplifier until it cools down
Device has to be sent to our service department
Check the power line fuse(s)
Check remote wire connection to the head unit
Check +12 Volt power supply wire connection
Check ground wire connection
Device has to be sent to the service department
Decrease the amplifier gain (Level) or
Decrease the volume level of the head unit
Check and load the battery
Fax -8310
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