Problem Symptoms Table

HINT:

Use the table below to help determine the cause of the problem symptom. The potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.

Radio

PROBLEM SYMPTOMS OF RADIO

Symptom	Suspected area	See reference
Radio not operating when power switch turned ON.	Radio not operating when power switch turned ON	RADIO NOT OPERATING WHEN POWER SWITCH TURNED ON
Display indicates when power switch turned ON, but no sound (including noise) is produced.	Display indicates when power switch turned ON but no sound cannot be heard and noise is produced	DISPLAY INDICATES WHEN POWER SWITCH TURNED ON BUT NO SOUND CANNOT BE HEARD AND NOISE IS PRODUCED
Noise present, but AM / FM not operating.	1. No sound can be heard from speakers (audio is mute)	NO SOUND CAN BE HEARD FROM SPEAKERS (AUDIO IS MUTE)
	2. Radio receiver assembly	-
Any speaker does not work.	Only sound of radio cannot be heard from any speakers	ONLY SOUND OF RADIO CANNOT BE HEARD FROM ANY SPEAKERS
Any AM or FM does not work.	Radio broadcast cannot be received (poor reception)	RADIO BROADCAST CANNOT BE RECEIVED (POOR RECEPTION)
Few preset turning bands.	Only 2 or 3 radio stations can be preset	ONLY 2 OR 3 RADIO STATIONS CAN BE PRESET
Reception poor.	No sound can be heard from speakers (audio is mute)	NO SOUND CAN BE HEARD FROM SPEAKERS (AUDIO IS MUTE)
Sound quality poor.	Radio sound quality is poor	RADIO SOUND QUALITY IS POOR
Preset memory disappears.	Preset memory disappears	PRESET MEMORY DISAPPEARS

Tape Player

PROBLEM SYMPTOMS OF TAPE PLAYER

Symptom	Suspected area	See reference
Cassette tape cannot be inserted.	Cassette tape cannot be inserted or played	CASSETTE TAPE CANNOT BE INSERTED OR PLAYED
Cassette tape inserted, but no power.	Cassette tape inserted but cassette tape player does not operate.	CASSETTE TAPE INSERTED BUT CASSETTE TAPE PLAYER DOES NOT OPERATE
Power coming in, but tape player not operating.	Cassette tape player has power but does not operate	CASSETTE TAPE PLAYER HAS POWER BUT DOES NOT OPERATE
Any speaker does not work.	Only sound cassette tape cannot be heard from any speakers	ONLY SOUND OF CASSETTE TAPE CANNOT BE HEARD FROM ANY SPEAKERS
Sound quality poor.	Sound quality is bad only when playing tape	SOUND QUALITY IS BAD ONLY WHEN PLAYING TAPE
Tape jammed, malfunction with tape speed or auto-reverse.	Tape is tangled due to incorrect tape speed or auto-reverse	TAPE IS TANGLED DUE TO INCORRECT TAPE SPEED OR AUTO-REVERSE MALFUNCTION
Cassette tape does not eject.	Cassette tape cannot be ejected	CASSETTE TAPE CANNOT BE EJECTED

CD Player

PROBLEM SYMPTOMS OF CD PLAYER

Symptom	Suspected area	See reference
CD cannot be inserted.	CD cannot be inserted or is ejected right after insertion	CD CANNOT BE INSERTED OR IS EJECTED RIGHT AFTER INSERTION
CD inserted but no power	CD cannot be inserted or is ejected right after insertion	CD CANNOT BE INSERTED OR IS EJECTED RIGHT AFTER INSERTION
Power coming in, but CD player not operating.	CD player has power but does not operate	CD PLAYER HAS POWER BUT DOES NOT OPERATE
Sound jumps.	CD sound skips	CD SOUND SKIPS
Sound quality poor (Volume faint)	Sound quality is bad only when CD is played (volume is too low)	SOUND QUALITY IS BAD ONLY WHEN CD IS PLAYED (VOLUME IS TOO LOW)
Any speaker does not work.	Only sound of CD cannot be heard from any speakers	ONLY SOUND OF CD CANNOT BE HEARD FROM ANY SPEAKERS
CD cannot be ejected.	CD cannot be ejected	CD CANNOT BE EJECTED

Power amplifier

PROBLEM SYMPTOMS OF POWER AMPLIFIER

Symptom	Suspected area	See reference
No power coming in.	Stereo amplifier does not have power	STEREO AMPLIFIER DOES NOT HAVE POWER
Power coming in, but power amplifier not operating.	Stereo amplifier has power but does not operate	STEREO AMPLIFIER HAS POWER BUT DOES NOT OPERATE
Any speaker does not work.	No sound can be heard from speakers (audio is mute)	NO SOUND CAN BE HEARD FROM SPEAKERS (AUDIO IS MUTE)

Noise

PROBLEM SYMPTOMS OF NOISE

Symptom	Suspected area	See reference
Noise occurs	Noise occurs	NOISE OCCURS
Noise produced by vibration or shock while driving.	Noise occurs	NOISE OCCURS
Noise produced by vibration or shock while driving.	Noise occurs	NOISE OCCURS

Steering pad switch

PROBLEM SYMPTOMS OF STEERING PAD SWITCH

Symptom	Suspected area	See reference
A audio system cannot be operated with steering pad switch.	Audio system cannot be operated with steering pad switch	AUDIO SYSTEM CANNOT BE OPERATED WITH STEERING PAD SWITCH

Rear seat audio

PROBLEM SYMPTOMS OF REAR SEAT AUDIO

Symptom	Suspected area	See reference
Quality of sound from headphone connected to headphone terminal is poor or no sound can be heard.	Rear seat audio sound quality is poor	REAR SEAT AUDIO SOUND QUALITY IS POOR