50PH4700-SD, 50PH470H-SA (CHASSIS:PB32A) - LG TV Service Manual (repair manual). Page 93

Read LG 50PH4700-SD / 50PH470H-SA (CHASSIS:PB32A) Service Manual online

16. OPTIC Audio Out Trouble Shooting
Ch k Si
l (JK3606 #3)
Check SPDIF signal (R3662)
Replace MTK Chip
Y
N
Check  Signal (JK3606  #3)
Y
Maybe Main Chip(MTK)
has problems. Replace It.
Page of 99
Display

Click on the first or last page to see other 50PH4700-SD / 50PH470H-SA (CHASSIS:PB32A) service manuals if exist.