138 Jumpers and Connectors
1 Disable BMC header (J27) 2 Password clear (J15)
3 ME recovery mode / BIOS recovery
mode / flash descriptor security
override header (J13)
4 Internal COM port
5 LPC connector 6 CPU socket
7 Mezzanine slot 8 NIC1/NIC2 RJ45 connector
9 Y cable connector (VGA + [USB x 2]) 10 Power button
11 Battery socket 12 DIMM slots
13 CMOS clear header (J18) 14 Power connector (debug only)
15 SATA connector HDD0 16 SATA connector HDD1
17 SATA connector HDD2 18 SATA connector HDD3
Table 5-1. System Board Jumper Settings
Jumper Default Setting Function
JP13_12 Open ME recovery mode
Open: default
Short: enable ME recovery
J13_34 Open BIOS recover mode
Open: default
Short: enable BIOS recovery
J13_56 Open Flash descriptor security override
Open: security measures defined are set
Short: security measures defined by BIOS are
over-written
J15 Open BIOS password clear
Open:default
Short: clear BIOS clear
J18 Open CMOS clear
Open: default
Short: clear CMOS
