Jog Function Control - Samsung UN78JS9100F Service Manual

4-2-6. Jog Function Control

Jog Function Control Operation
„
Press Left
Major check points
1. Check Jog Shuttle STBY Voltages (All at 3.3VDC except LED).
2. Check Jog Shuttle 5 SW Operation (Key 1 & Key 2) for each command change.
Right Up
Pin Action
1
2 left
2 Right
2 Up
2 Down
3 Press
Down
Signal
GND
Key 2 3.3VDC to 1.30~1.95V DC
Key 2 3.3VDC to 2.15~2.80V DC
Key 2 3.3VDC to 0.00~0.30V DC
Key 2 3.3VDC to 0.50~1.10V DC
Key 1 3.3VDC to 0.00~0.30V DC
4. Troubleshooting
DC Voltage
4-11