User manual

PCI-7020 User Manual 4
1.4 Jumpers and Connectors
Connectors on the PCI-7020 single board computer link to external devices such as
hard disk drives and a keyboard. In addition, the board has a number of jumpers
used to configure the system for any desired application.
The tables below list the function of each of the board jumpers and connectors. Later
sections in this chapter give instructions on setting jumpers. Chapter 2 gives instruc-
tions for connecting external devices to the motherboard.
Table 1.1: Jumpers
Label Function
CMOS1 CMOS clear
JWDT1 Watchdog timer output selection
Table 1.2: Connectors
Label Function
LPT1 Parallel port
VGA1 VGA connector
CF1 CF socket
COM12 RS232 serial ports connector
KBMS1 PS/2 keyboard and mouse connector
KBMS2 External keyboard/mouse connector
JIR1 Infrared connector
JOBS1
HW Monitor Alarm
Close: Enable OBS Alarm
Open: Disable OBS Alarm
CPUFAN1 CPU FAN connector
JFP1 Power and Reset Button connector
JFP2 HDD LED/Speaker connector
LAN1 LAN RJ45 connector
LANLED1 LAN1 LED connector
HDAUD1 HD Audio connector
SATA1 Serial ATA1
SATA2 Serial ATA2
SATA3 Serial ATA3
USB12 Two USB port pin headers
USB34 Two USB port pin headers
USB5 USB connector
USB6 USB connector
DIMMA1 Memory connector channel A
DIMMB1 Memory connector channel B
LPC1 Low pin count connector
SPI1 BIOS SPI Interface
JCASE1 Case open
DVI1 DVI connector (only for F sku)