Siemens Maxum II Reference Manual page 40

Electronic Compartment Component Descriptions and Maintenance Procedures
2.3 System Controller Version 2.1 (SYSCON2.1)
SIB3 Connectors
Other than external Ethernet, the SIB provides all interfaces for the SYSCON2.1. The
connections are described below. All connectors in the SYSCON2.1 have the same pin
assignments as the corresponding connectors in the original SYSCON, except where noted
below.
5 2 3
4
SYSCON
Debug
Serial Port 2
Serial Port 1
Touchscreen
I/O Mode
Figure 2-15
40
Ethernet
Reset
to SNECON
(Legacy)
(if used)
Color
Switch
I/O Connector
SYSCON2.1 Connections
Ethernet
Maintenance
(to Ethernet
Panel (Legacy)
Switch)
CAC3
3
2
0
1
CAN Bus
Reset
2
I C B
5
4
3
2
Serial
PCI Slots
Port 3
Maxum II Reference Manual
Manual, 7/2017, 2000596-001
I 2 C A
Power
Purge
CAN
Internal
CAN
Direct
Serial
Port 4