Haier HL42XR1 service manual Main board failure check, State No Sound

9-3. Main board failure check

State: No Sound

No Sound

(All Mode)

1

I Change Source input

ail

_Fail

Re-soldering or change

IC U13

Re-soldering or change

IC U55

Fail

Re-soldering or change

IC U2

Fail

I Change the Speaker

Fail

51