Table of Contents
Advertisement
2.4.1 JP1: Clear CMOS
User must make sure the power supply to turn off the power supply before setting
Clear CMOS. Users remember to setting jumper back to Normal before turning on the
power supply. Default: 2 short 3.
Clear CMOS
1
2
3
JP4 : COM1 RS232 / RS422 / RS485 Function Selector
The jumper can be configured to operate COM1 in RS-232/422/485 mode. And the
setting must be cooperated with the 2.4.2 settings. Default 1 short 2.
RS232
RS422
1
2
1
3
4
3
5
6
5
2.4.2 JP5: RS232 / RS422 / RS485 Selector
The jumper can be configured to operate COM1 in RS-232/422/485 mode. And the
setting must be cooperated with JP4 settings.
RS232
1
3
1
4
6
4
7
9
7
10
12
10
2.4.3 JP2: CF Card Priority
JP2 can be configured to operate CF Card Priority in Master/Slave mode.
Master
Slave
1
1
2
2
3
3
IA70 Motherboard User Manual
Normal
1
2
3
RS485
2
1
2
4
3
4
6
5
6
RS422/485
3
6
9
12
1 Short 2
2 Short 3
11
Pin No.
1 Short 2
2 Short 3
Pin No.
1 Short 2
3 Short 4
5 Short 6
RS232
1-2
4-5
7-8
10-11
Pin No.
Functions
Master
Slave
Functions
Clear CMOS
Normal
Functions
RS232
RS422
RS485
RS422/485
2-3
5-6
8-9
11-12
Advertisement
Table of Contents
