USM-110 User Manual 14
2.5.2 Jumper and Connector Locations
2.5.3 Jumper List
2.5.4 Jumper Settings
Table 2.1: Jumper Lists
SW3 AT & ATX Mode Switch
CN7 MASKROM Mode Select
CN13 COM2&Console Select
CN14 COM4 RS232/RS422/RS485 Mode Select 1
CN15 COM4 RS485/RS422 Impedance Select
JSETCOM4 COM4 RS232/RS422/RS485 Mode Select 2
Table 2.2: SW3: AT & ATX Mode Switch
Setting Function
(1-2) ATX Mode (default A201-01 version)
(2-2) Floating
(2-3) AT Mode (default A101-01 version)