Instruction Manual

66 Board Interfaces
4.12 Jumper Settings
Load BIOS Default Jumper (JP1)
The cPCI-3970 Load BIOS Default Jumper is located on the
DB-3CF/CFast daughter board. To load the default BIOS settings,
short pins 2-3 on JP1, then reinstall the jumper cap to pins 1-2.
Table 4-33: Load BIOS Default Jumper Settings
XMC VPWR Select Jumper on DB-3UMC (JPX1)
This jumper is located on the DB-3UMC board near JN1/2 and
selects the XMC VPWR setting. 5V is set by default.
Table 4-34: XMC VPWR Select Jumper Settings
PMC V(I/O) Select Jumper on DB-3UMC (JPX2)
This jumper is located on the DB-3UMC board near JN1/2 and
selects the PMC V(I/O) setting. 3.3V is set by default.
Table 4-35: PMC V(I/O) Select Jumper Settings
BIOS Setting Connection JP1
Normal 1 – 2
Load default BIOS 2 – 3
Mode Connection JPX1
+5V (Default) 1 – 2
+12V 2 – 3
Mode Connection JPX2
+5V 1 – 2
+3.3V (Default) 2 – 3
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