Advantech IPPC-9150 User Manual
Chapter 3 Jumper Settings and Connectors
37
3.3.3 COM3 / COM4 pin 9 output type setting (JP6)
Table 3-7: COM3/RI pin setting (JP6)
*Normal operation
+5 V output
+12 V output
* default setting
Note:
Pins 1, 3 and 5 are for COM3.
Pins 2, 4 and 6 are for COM4.
Pins 2, 4 and 6 are for COM4.
3.4 CMOS Clear for External RTC (JP8)
Warning:
To avoid damaging the computer, always turn off the
power supply before setting “Clear CMOS”. Set the
jumper back to “Normal operation” before turning on
the power supply.
power supply before setting “Clear CMOS”. Set the
jumper back to “Normal operation” before turning on
the power supply.
Table 3-8: Clear CMOS / External RTC (JP8)
*Normal operation
Clear CMOS
* default setting
5
3
1
6
4
2
5
3
1
6
4
2
5
3
1
6
4
2
1
2
1
2