Kenwood KRC-509S Instruction Manual

Also see for KRC-509S: Service manual

Contents

— 29 —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.Troubleshooting GuideSOLUTIONPOSSIBLE CAUSEPROBLEMNothing happens when thebuttons are pressed.The computer chip in the unit is not functioning normally. Press the reset button on the unit (see p. 4).The antenna control wire is not connected. Connect the wire correctly, referring to the section on"Connecting Wires to Terminals".Radio reception is poor. The car antenna is not extended. Pull the antenna out all the way.The power does not turn on. The fuse has blown. After checking for short circuits in the wires, replace thefuse with one with the same rating.The memory is erased whenthe ignition is turned off.The battery wire has not been connected to the properterminal.Connect the wire correctly, referring to the section on"Connecting Wires to Terminals".Connect the wire correctly, referring to the section on"Connecting Wires to Terminals".The ignition and battery wire are incorrectly connected.Free switching of the soundquality.The system Q function is set on Scan mode. Refer to the “System Q” page and switch it to afunction other than Scan mode. (see p. 6).Audio control setting cannot beachieved.The system Q function is set on Scan mode. Refer to the “System Q” page and switch it to afunction other than Scan mode.(see p. 6).