Table 3: Default Jumper Settings (cont'd)
Callout Reference
Design
Function
Default
Schematic
Page
7
J39
zSFP0 J29 LT enable jumper
OFF
33
ON: zSFP0 TX_DISABLE = GND = enabled
OFF: zSFP0 TX_DISABLE = high = disabled
J44
zSFP1 J29 LL enable jumper
OFF
33
ON: zSFP1 TX_DISABLE = GND = enabled
OFF: zSFP1 TX_DISABLE = high = disabled
8
J32
zSFP2 J29 RT enable jumper
OFF
33
ON: zSFP2 TX_DISABLE = GND = enabled
OFF: zSFP2 TX_DISABLE = high = disabled
J35
zSFP3 J29 RL enable jumper
OFF
33
ON: zSFP3 TX_DISABLE = GND = enabled
OFF: zSFP3 TX_DISABLE = high = disabled
31
J148
Voltage selection jumper for Zynq Ult RFSoC
ON
53
ON: ADC_AVCC=1.01V for ZU67DR device (DFE)
OFF: ADC_AVCC=0.925V for ZU47DR device (Gen3)
Switches
The following table lists the default switch settings.
Table 4: Default Switch Settings
Callout
Reference
Design
Function
Default
Schematic
Page
11
SW2
RFSoC U1 mode 4-pole DIP switch
0000
10
Switch OFF = 1 = High; ON = 0 = Low
Mode = SW1[4:1] = Mode[3:0]
JTAG = ON,ON,ON,ON =
0000
QSPI32 = ON,ON,OFF,ON =
0010
SD = OFF,OFF,OFF,ON =
1110
12
SW6
MSP430 U38 5-pole GPIO DIP switch
11111
27
Switch OFF = 1 = High; ON = 0 = Low
14
SW15
Main power slide switch
OFF
43
CAUTION! Do NOT plug a PC ATX power supply 6-pin connector into the ZCU670 board power
connector J50. The ATX 6-pin connector has a different pinout than J50. Connecting an ATX 6-pin
connector into J50 damages the ZCU670 board and voids the board warranty.
See
for more information.
Chapter 2: Board Setup and Configuration
UG1532 (v1.0) March 30, 2022
ZCU670 Board User Guide
17