KCU1250 User Guide
47
UG1057 (v1.0) December 19, 2014
Appendix A
Default Jumper Settings
Introduction
lists the jumpers that must be installed on the KCU1250 board for proper
operation. These jumpers must be installed except where specifically noted in this user
guide.
IMPORTANT:
Any jumper not listed in
should be left open for normal operation.
Table A-1:
Default Jumper Settings
Reference
Designator
Name
Board Location
Jumper/Dip-switch
Position
Comments
SW2.1
V
CCINT
Lower left
OFF
SW2.2
V
CCBRAM
Lower left
OFF
SW2.3
V
CCAUX
Lower left
OFF
SW2.4
V
CCO_HP
Lower left
OFF
SW2.5
V
CCO_HR
Lower left
OFF
J87
MGT PMBUS CTRL
Upper left
GND (2-3)
J8
MGT PMBUS isolation
Center right
Installed
J24
V
TT_HP
source
Upper left
GND (1-2)
Red 20A jumper
J25
V
TT_HR
source
Lower left
GND (1-2)
Red 20A jumper
J121
I2C_DUT
Center right
GND (2-3)
Disabled
J125
I2C_SYS
Center right
Pull-up (1-2)
Enabled