LG 37LC2RR Manual De Servicio página 18

5. In case of no sound
(1) Symptom
LED is white
fl
Screen display but sound is not output.
fl
(2) Check following
Is the SPK cable
normal?
Yes
Is the RF/ AV/
Component/ RGB/
HDMI sound normal?
No
Is the SPK cable
connected well?
No
Cable inserts well.
No
Does IC400
Operates ?
No
Replace IC400
Yes
Replace SPK cable
Yes
Does IC404
Operates ?
No
Replace IC404
- 18 -
Yes
Replace
VSC B/D