LG DKS-6000 Service Manual page 8

Check the I 2 s Signal of
IC601(2-CH IC)
YES YES
Check the L, R of IC601
YES YES
Check the L, R
Output of JK601.
YES YES
OK
IC901 U-COM IC
TROUBLESHHOTING
Check the +5V of IC901
PIN 5, 10, 15, 17
YES YES
Check the Oscillation
YES YES
Check the Power (L©H) of
IC901 PIN16
YES YES
Check the IC901
NO
Check the IC501
NO
Check the output
signal of IC601
NO
Check the IC602
NO
Check the 5.2VA of
CN901 PIN16
YES
Check the PATTERN
NO
Check the OSC of X901.
NO
Check the IC902
- 2-2 -
NO
Refer to Power circuit
Troubleshooting.