Daewoo HC-4130X - Page 22

6. Trouble Shooting Guide
4. AUDIO LINE OUTPUT Abnormal
Check if the
output of IC501
pin120 is ok?
Replace IC501.
No
Yes
Check if the
output of IC408
is ok?
No
Yes
Yes
Check i
f SW
Output of Jack
is ok?
Yes
OK
Audio Abnormal of
Subwoofer Output
Check if I2S
between IC501
is ok?
Check I2S Line.
Yes
Check if VQ &
FILT+ is ok?
No
No
Check PLL
Circuit of IC408.
Replace DAC, IC408
Yes
No
Check IC411 Pre Amp Circuit.
20
Audio Part