Jumpers And Connectors - Advantech PCM-4862 Manual

Connectors on the board link it to external devices such as hard
disk drives, a keyboard, or floppy drives. In addition, the board has
a number of jumpers that allow you to configure your system to
suit your application.
The table below lists the function of each of the board jumpers and
connectors:
Label
J1
J2
J3
J4
J5
J6
J7
J8
J9
J10
J11
J12
J13
J14
J15
J16
J17
J18
J19
J20
J21
J22
J23
J24
J25
J26
8 PCM-4862 User's Manual
Function
System clock setting
System clock setting
System clock setting
CPU power supply
CPU type select
CPU power supply
CPU type select
CPU type select
CPU type select
CPU type select
CPU type select
CPU type select
CPU type select
CMOS setup
ECP/EPP DMA channel
ECP/EPP DMA channel
CPU type select
CPU type select
CPU type select
Parallel port IRQ
Buzzer enable/disable
Factory reserved
Watchdog timer invokes IRQ15
Watchdog timer invokes system reset
External battery input for CMOS data retention
Ethernet CRS LED