User`s manual

Chapter 2 - Installation
Multi-Tech Systems, Inc. Single Board Computer IAC-F696 User’s Guide (S000349A) 8
Jumper Settings Summary
Jumper
Function
SC2T1/SC2T2 Select COM2 Type
VLCD1 Select Panel Voltage
CMOS1 Clear CMOS Data
PLRS1 Power LED, HD LED, Reset, Speaker Connector
SCF1 Master/Slave Select
KBPW1 PS/2 Keyboard/Mouse
SBVB1 Select power mode
SLVA1 12/24 Bit Input Mode Select
SC2T1/SC2T2: Select COM2 Type
COM2 TYPE SC2T1 SC2T2
RS-232 (Default) 1-2 1-5,2-6,3-7,4-8
RS-422 3-4 5-9,6-10,7-11,8-12
RS-485 5-6 5-9,6-10,7-11,8-12
RS-422
RS-485
RS-232
9
10
11
12
SC2T2
1
2
3
4
SC2T1
1
3
5
2
4
6
SC2T1
1
3
5
2
4
6
Default:
1
2
3
4
9
10
11
12
SC2T2
SC2T1
SC2T2