Troubleshooting - Speaker / Audio Issues - Horizon Fitness Elite T4000 Service Manual

4.6 TROUBLESHOOTING - SPEAKER / AUDIO ISSUES

1) SYMPTOM:
a. No sound through the speakers but headphones work.
b. No sound through headphones but the speakers work.
c. No sound through speakers or headphones.
d. Speakers buzzing.
e. Sound from one speaker only.
f. Shock from headphones.
2) SOLUTION:
a. One of the speaker boards has a bad connection or is faulty.
- Check the connection of the wires going from the speakers to the speaker power board.
- Check the connection of the wires going from the speaker power board to the amp board.
- Check the connection of the wires going from the amp board to the console.
- Replace the speaker or amp boards and wiring.
- Replace the speakers.
- If the speaker board, amp board, wiring, and speakers do not solve the issue,
replace the console.
b. There is a bad connection between the headphones and the console.
- Verify the connection of the music player to the dock or audio adaptor cable.
- Verify the audio adaptor cable connection at the console.
- Replace the headphone jack.
- Replace the audio adaptor cable.
c. There is a bad connection between one of the audio boards and the console.
- Verify the connection of the music player to the dock or audio adaptor cable.
- Verify the audio adaptor cable connection at the console.
- Replace the audio adaptor cable.
- Replace the console.
d. Speakers are not getting a clear signal through the speaker wires.
- Check the speaker wire connections.
- Check for any kinks or cuts in the speaker wires.
- Replace the speaker wiring.
- Replace the speakers.
CHAPTER 4: Troubleshooting
Speaker / Audio Issues
16