Samsung UN40H5003AF - Page 32

No sound 
Diagnostics
Check the source & sound cable.
(Comp/PC/DVI to HDMI)
No
Input a Sound source
Yes
Check the SelfTest.
(Support Self Diagnosis Picture Test)
Remain other Problem?
No
Check for connecting external device
Yes
Check the DC B13V to BD305
No
Change the Main Assy
Yes
Check the sound data
- L-, L+, R-, R+
No
Check the IC1001 (XL1) / IC301
(Sound AMP)
Change the Main Assy
Yes
Change the speaker
4-8
4. Troubleshooting