Bus Board; Slot For Expansion Cards On The Bus Board; Pin Assignment Power Supply Connection For Expansion Cards - Siemens SIMATIC IPC PX-39A Operating Instructions Manual

A.3

Bus board

A.3.1

Slot for expansion cards on the bus board

The bus board is designed as a link between the motherboard and the expansion cards.
The bus board is available in the following version:
Version with 1 slot
①
②
A.3.2

Pin assignment power supply connection for expansion cards

Pin
1
2
3
4
5
6
max. permitted current: 1 A; with this current requirement, the total current requirement of
1
the PCIe slot must not be exceeded.
SIMATIC IPC PX-39A
Operating Instructions, 08/2022, A5E51699601-AA
Slot X110 PCI Express x4 (mechanical x8)
Power supply connection; see Pin assignment power supply connection for expansion cards
(Page 109)
Name
GND
+12 V
1
GND
+5 V
1
GND
+ 3.3 V
1
Meaning
Ground
12 V voltage
Ground
5 V voltage
Ground
3.3 V voltage
Hardware description
A.3 Bus board
Input/Output
-
Output
-
Output
-
Output
109