Hyundai Sonata: Audio Unit. Repair procedures - Audio - Body Electrical SystemHyundai Sonata: Audio Unit. Repair procedures

Removal

•
Take care not to scratch the center fascia panel and related parts.
•
Eject all the disc before removing the audio unit to prevent damaging the CD player's load mechanism.
1.
Disconnect the negative (-) battery terminal.
2.
Remove the crash pad garnish (A).
3.
Remove the crash pad center fascia panel (A), after loosening the mounting screws.
4.
Disconnect the center fascia panel connectors (B), after removing the air condition hose (A) from the upper side of center fascia panel.
5.
Remove the audio monitor (A) after loosening the mounting screws. (For PA760)
6.
Disconnect the monitor connectors (A). (For PA760)
7.
Remove the mounting screws then remove the audio head unit (A).
8.
Remove the audio head unit connectors and cables (A).

If the CD does not eject, do not attempt to remove it because the audio unit may be damaged.Contact an authorized hyundai dealership for assistance.

Disassembly

-
Do not work in a dusty or dirty place.
-
Do not touch the circuit board with your bare hands.
-
Do not touch the terminal connector of the flat plate cable with your bare hands. (If you have touched it, wipe it off thoroughly with a soft cloth)
-
If the CD-rom needs to be removed, follow the procedure below.
1.
Remove the top cover (A) from the audio head unit after loosening the mounting screws.
2.
Disassemble the CD-rom drive (A) from the audio head unit.
3.
Disconnect the ribbon connector (A) between the unit and the drive.

-
Take care not to damage the ribbon connector.

Reassembly

1.
Reconnect the ribbon connector between the drive and audio head unit.
2.
Reassemble the CD-rom drive to the audio unit.
3.
Reassemble the top cover.
Make sure the ribbon connector and cable jack are plugged in properly.

Installation

1.
Connect the audio unit connectors and cables.
2.
Install the audio unit.
3.
Install the crash pad center fascia panel.
4.
Install the crash pad garnish.
5.
Check the audio system.
Make sure the audio head unit connectors are plugged in properly and the antenna cable is connected properly.

    Audio Unit. Schematic Diagrams
    System Block Diagram ...

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