Jog Function Control - Samsung UN JS9500F Series Service Manual

4. Troubleshooting

4-2-6. Jog Function Control

Jog Function Control Operation
„
Press Left
Major check points
1. Check Jog Shuttle STBY Voltages (All at
2. Check Jog Shuttle 5 SW Operation (Key 1 & Key 2) for each command change.
3. Check LED Indicator for STBY operation. (Check
4-12
Right Up
3.3 VDC
1.7 VDC
Pin Action
1
2 left
2 Right
2 Up
2 Down
3 Press
4
5
6
7
8 IR
Down
except LED).
Supply from Main Board.)
Signal
LED 1.7V (in STBY)
Key 2 3.3V DC to 1.6V DC
Key 2 3.3V DC to 2.5V DC
3.3V
Key 2 DC to 0.0V DC
Key 2 3.3V DC to 0.8V DC
Key 1 3.3V DC to 0.0V DC
SDA 3.3V
SCL 3.3V
STBY 3.3V
GND
IR 3.3V to 2.5V DC
DC Voltage