DOWNLOAD LG 50PG3HFD-UA (CHASSIS:PU84C) Service Manual ↓ Size: 9.25 MB | Pages: 55 in PDF or view online for FREE

Model
50PG3HFD-UA (CHASSIS:PU84C)
Pages
55
Size
9.25 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / Plasma
File
50pg3hfd-ua-chassis-pu84c.pdf
Date
PREV: LG 50PG2HD-UA (CHASSIS:PU84A) Service Manual

LG 50PG3HFD-UA (CHASSIS:PU84C) Service Manual ▷ View online

- 29 -
- 30 -
All Source Audio Trouble Shooting
Make sure you cant hear any audio
Check Signal
L919, L920
Replace it.
Check Signal
L509, L510, L511, L512
Y
N
Check IC502 Power 16V, 3.3V, 1.8V
Re-check
Y
N
Y
Replace it
N
Check Connector
JK501
Y
Check Mstar  I2S Output
R1035, R1037, R1038
Y
Replace it.
N
Replace connector
N
Check speaker
Y
Replace speaker
N
Maybe NTP3000A has problems. Replace it
Y
- 31 -
- 32 -
Digital TV Audio Trouble Shooting
Check video output
Follow procedure All source audio trouble
shooting
Y
Follow procedure digital TV video
trouble shooting
N
N
Maybe Mstar internal audio DSP has
problems. Replace it
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