Daewoo HC-4130X - Page 24

6. Trouble Shooting Guide
5. AUDIO CONTROL Abnormal
Check if the
I2C waveform
of IC201 is ok?
Check between IC501 to IC201.
Replace IC201.
No
Yes
Check if the
data of IC501 is
ok?
No
Yes
OK
Audio Abnormal of
Volume Control
Check Input
data of volume
is ok?
Check Connection CN701.
Check Encoder SW. VR701.
Yes
No
Replace IC501
22
Audio Part