AFL-xxx-9103 Panel PC
Page 73
4.5.6.1 COM3 Pin-9 Setting
Pin 9 on serial port COM3 can be set to provide 5 V or 12 V of power, or as the ring
indicator.
JP13 Description
1-2 12 V
3-4 RI
5-6 5 V
Table 4-7: COM3 Pin-9 Setting
4.5.6.2 COM3 RS-422/485 Select
This jumper sets COM3 as either RS-422 or RS-485. This jumper should be set in
conjunction with the other COM3 jumpers.
JP15 Description
1-3, 2-4 RS-422
3-5, 4-6 RS-485
Table 4-8: COM3 Mode Select
4.5.6.3 COM3 Pin-12 Signal Setting
The Pin-12 signal setting sets the signal type used on pin 12.
JP17 Description
1-2, 4-5, 7-8, 10-11 RS-232
2-3, 5-6, 8-9, 11-12 RS-422/485
Table 4-9: COM3 Pin-12 Signal Settings
4.5.6.4 COM3 Pin-8 Signal Setting
The Pin-8 signal setting sets the signal type used on pin 8.
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