Troubleshooting - Samsung YP-20S/T Service Manual

4. Troubleshooting

Symptoms Possible Causes
No Power
Faulty Display
Faulty Download
No Sound
Samsung Electronics
Faulty U8, Q4 Replace Main PCB
Faulty LCD Replace LCD
Faulty J1 J1 soldering Check
Faulty U2, Y1 Replace Main PCB
Faulty U8, U10 Replace Sub PCB
Action
When connected "CONNECT" character will not disolay on LCD window.
Remark
4-1