Troubleshooting By Blocks - Samsung KS7D Service Manual

Troubleshooting

6-4 Troubleshooting by Blocks

6-4-1 Troubleshooting Main Board
1. Tuner Diagnosis
The RF / CTV signal is transmitted to the Tuner of the Main Board. If the signal is not received, check the following items.
- Power supply: 5V, 33V
- Check for RF defects: Check the IF output
- Check for AUDIO defect: Check the SIF Signal output
6-6 Samsung Electronics