SMC Networks 486DX4 - Manual (Page 26)

AR-B1462 User¡ ¦s Guide
3-8
(C) COM-A RS-232/TTL Select (SW1-8)
ON
1 2 3 4 5 6
OFF
SW1-8 -- RS-232 (Factory Default Setting)
7 8
ON
1 2 3 4 5 6
OFF
SW1-8 -- TTL
7 8
9 10
9 10
Figure 3-13 SW1-8: COM-A RS-232/TTL Select
(D) COM-B RS-232C/RS-422 Select (SW1-9 & SW1-10)
ON
1 2 3 4 5 6
OFF
SW1-9 & SW1-10 -- RS-232 (Factory Presetting)
7 8
ON
1 2 3 4 5 6
OFF
SW1-9 & SW1-10 -- RS-485
7 8
10 9
10 9
Figure 3-14 SW1-9 & SW1-10: COM-B RS-232/RS-422 Select