Sharp LC-65LE645U Service Manual page 61

( AUDIO) IS NOT DISPLAY CORRECTLY
Start
Input signal good?
Input correct?
Check signal correct?
Check amplifier OK?
END
CONFIDENTIAL – DO NOT COPY
N0
Yes
Yes
N0
Yes
N0
Yes
N0
1. Check Audio source
2. Check the player of source
1. Check signal of Main Board
2. Check amplifier (UA1)
1. Check MSD8220 audio out,
MSD8220 Pin63~Pin66
1. Check 12V of UA3
.
Page 9-4
File No. SG-0000305