User Guide

SAMSUNG Proprietary-Contents may change without notice

Flow Chart of Troubleshooting

10-6

This Document can not be used without Samsung's authorization

10-1-6.

Speaker Part

There is no sound from speaker.

Is the connection of HEA400 OK?

Replace the Connection

or change speaker module

Is there any signal

at R404, R405

Check UCD300

Is there any signal

at U408(#4,#6)

Check U408

Change speaker module

END

YES

NO YES

YES NO