AMD Xilinx ZCU670 - Page 17

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 33ON: zSFP3 TX_DISABLE = GND = enabled
OFF: zSFP3 TX_DISABLE = high = disabled
31 J148
Voltage selection jumper for Zynq UltraScale+ 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 sengs.
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 dierent pinout than J50. Connecng an ATX 6-pin
connector into J50 damages the ZCU670 board and voids the board warranty.
See Power On/O Slide Switch for more informaon.
Chapter 2: Board Setup and Configuration
UG1532 (v1.0) March 30, 2022 www.xilinx.com
ZCU670 Board User Guide 17
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