ELECTRICAL TROUBLESHOOTING GUIDE OF AUDIO PART
3. IC103 KS4CD21CS CHECK
Check IC100 78KOKF2
22, 24PIN
YES
22 PIN DATA
24 PIN CLK
YES
OK
NO
Check MICOM
power 5V
Check the
related part
OK
3-3
NO
YES
NO
YES
Refer to MICOM
Troubleshooting
Replace the related parts