Troubleshooting
Samsung Electronics
3-5
Confirm that CN601 is inserted
Normal
Abnormal
Normal
Normal
Normal
Normal
Abnormal
Abnormal
Abnormal
Abnormal
Abnormal
Check IC601 Output
Terminal Pins2 and 4
Insert the CN601 Connector
Check the Speakers
Check CN601 Input Terminal Pin3
Check FD802S of the SUB Board
Check CN601 Input Terminal Pin5
Check the Sound Mute Circuit
Check IC601 Input Terminal Pins 7 and 11
Check IC601
Check IC602
Check IC602 Input Terminals
Check IC605 Input Terminals
3-3 Repairing No Sound