Hardware description
A.2 Internal interfaces
SIMATIC IPC BX-39A
Operating Instructions, 07/2022, A5E50715883-AA
95
A.2
Internal interfaces
A.2.1
Pin assignment of the internal interfaces
Interface
Position Description
Memory
Internal 1 SODIMM socket, 64-bit
Bus board
Internal Socket for bus board, assigned with PCIe bus signals
Power supply
Internal 12-pin connection plug for power supply
Backup battery
Internal Power supply for backup battery, 2-pin socket
USB port
Internal USB channel, 10-pin header
M.2 interface
Internal M.2 Key B, assigned PCIe bus signals
Port for SSD drive bay
Internal Socket for SSD drive bay, assigned PCIe bus signals
A.2.2
USB ports
Pin
Designation
1
VBUS_USB1
2
VBUS_USB2
3
USB1_D-
4
USB2_D-
5
6
7
GND
8
GND
9
GND
10
GND
