Interface Description; Display Screen Content - Prestel KB-IP9N User Manual

〓〓〓〓〓〓 4. Menu Setting 〓〓〓〓〓〓
3.4 Interface Description：
1. Lock hole
2. Upgrade interface
3. RS232 interface
4. RS485 interface
3.5 Display Screen Content：
5. Network interface
6. Power interface
7. Indicator light
8. Adjusting knob
6
9. Button
10. Joystick
11. Display screen
12. Dial switch