Page 488 - Workshop Manual - Tunland (2017)

04-350 DIAGNOSTICS - AUDIO SYSTEM

SPEAKERS MAKE POOR-QUALITY SOUND ONLY WHEN

PLAYING BACK CD/DVD
Diagnostic steps

1 . Check the CD/DVD media source files
(a) Change for a CD/DVD source file known as legal copy, and play it back.
04
Check the speakers for normal tone quality?

Yes > Please use genuine CDs/DVDs.
No> go to step 2
2 . Check the setup of the acoustics unit
(a) Ignition Switch: ON.
(b) Push the power switch of acoustics unit.
(c) Set the volume of acoustics unit to over 10VOL.
(d) Set the “FAD” and “BAL” to their initial settings.
(e) Push and hold “VOL” for at least 2 seconds to turn on the loudness function.
(f) In CD/DVD mode, push the “CD/DVD” key successively, and select the tone field
modes “FLAT”, “JAZZ”, “POP”, “CLASSIC”, “ROCK” and“VOCAL”
as per the type of music played back.

Check the speakers for normal tone quality?
Yes > CD/DVD acoustics unit is set up improperly.

No > Replace the CD/DVD acoustics unit