IBM x3850 X5 7145 - SAS-Backplane Connectors; Microprocessor-Board Connectors

SAS-backplane connectors
The following illustration shows the hard disk drive connectors on the SAS
backplane.
SAS signal
connector
SAS signal
connector
SAS power
connector
SAS power
connector
Cofiguration
connector
Cofiguration
connector
FrontRear
SAS hard
disk drive
connectors
Backplane 2
(for HDD 4-7)
Backplane 1
(for HDD 0-3)
Microprocessor-board connectors
The following illustration shows the connectors on the microprocessor board.
Scalability link Scalability link
I/O board
power
I/O board
PCIe 2 x 8
connector for
SAS RAID card
Fan 3
SAS backplane
power
SAS backplane
data
Memory
card 8
Memory
card 7
Memory
card 6
Fan 2Fan 1
Memory
card 5
Front
panel
Scalability
LED
CD/DVD
power
Memory
card 1
Memory
card 2
Memory
card 3
Memory
card 4
Microprocessor
1 - 4 connector
123 4
I/O board
I/O board
power
22 IBM System x3850 X5 and x3950 X5 Types 7145 and 7146: Installation and User’s Guide