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Troubleshooting Guide

What might seem to be a malfunction in your unit may just be the result of slight misoperation or miswiring. Before calling service, first check the following table for possible problems.

PROBLEM

POSSIBLE CAUSE

SOLUTION

 

 

 

The power does not turn on.

The fuse has blown.

After checking for short circuits in the wires, replace the

 

 

fuse with one with the same rating.

 

 

 

Nothing happens when the

The computer chip in the unit is not functioning normally.

Press the reset button on the unit (see p. 5).

buttons are pressed.

 

 

 

 

 

Radio reception is poor.

The car antenna is not extended.

Pull the antenna out all the way.

 

 

 

 

The antenna control wire is not connected.

Connect the wire correctly, referring to the section on

 

 

"Connecting Wires to Terminals".

 

 

 

The memory is erased when

The battery wire has not been connected to the proper

Connect the wire correctly, referring to the section on

the ignition is turned off.

terminal.

"Connecting Wires to Terminals".

 

 

 

 

The ignition and battery wire are incorrectly connected.

Connect the wire correctly, referring to the section on

 

 

"Connecting Wires to Terminals".

 

 

 

The faceplate does not open or

The faceplate is incorrectly attached.

Reattach the faceplate correctly, See the section on

close.

 

"Removing the Faceplate".(page.12)

 

 

 

Free switching of the sound

The system Q function is set on Scan mode.

Refer to the “System Q” page and switch it to a

quality.

 

function other than Scan mode. (see p. 10).

 

 

 

Audio control setting cannot be

The system Q function is set on Scan mode.

Refer to the “System Q” page and switch it to a

achieved.

 

function other than Scan mode.(see p. 10).

 

 

 

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