System-board internal connectors
The following illustration shows the internal connectors on the system board.
SAS signal
connector (J65)
(some models)
SATA 1 signal
connector (port 1)
(some models)
SATA 0 signal
connector (port 0)
(some models)
CD-RW/DVD connector
Operator information
panel connector
18
IBM System x3550 Type 7978: User's Guide
Power supply
backplane
connector
Video front panel
connector
Microprocessor 1
connector
USB front panel
connector
(USB3 and USB4)