Daewoo HC-4130X - Page 18

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6. Trouble Shooting Guide
3. AUDIO Abnormal
Check if the I2S
output of IC401
is ok?
No
Yes
Check if the
TDM input of
IC501 is ok?
Audio Abnormal of
Tuner Function
Check if I2C
between IC501
is ok?
No
Check I2
C Line.
Yes
Check if I2S
between IC40
6
is ok?
No
Check I2S outp
ut of IC406.
Check Crystal XC401.
Yes
No
Check IC406 DAUX output.
Check I2S Format of TDM Port.
IC501 pin 101 to 103.
2
Yes
Check if the
Data Interface
is ok?
Check IC207 Data Interface
Stereo, Tuned, PLL_CE.
No
Check if the
Tuner data is
ok?
Check if the
RDS data is
ok?
No
Yes
Check IC501 Data Interface
RDS_CLK, RDS_DATA
No
Yes
Audio Part