OWC Jupiter Mini-SAS
SySteM MAintenAnCe
3.1.4 system Controller board
The Jupiter expander Rack 835 storage system has an easily replaceable system controller "sas expander" board.
In the rare occurence the board would need to be replaced, use the following as a guide for replacing the
problematic board with a new one:
1. Disconnect the external power and data
connections from the Jupiter storage unit.
2. If necessary, for access into the Jupiter unit,
remove the unit from the rack according to
the
2.2.2 Unit Removal
section.
3. Remove the top cover by loosening the
thumbscrew on the back of the unit as
pointed to in
Figure 3.1.4a
.
4. Disconnect the following from the expander
board using
Figure 3.1.4b
and
Figure 3.1.4c
as guides:
- Two red mini-sas sff-8087 cables
- Rear right fan cable
- Rear left fan cable
- 16-pin header wires
- 4-pin power
5. Remove the four screws securing the
expander board to the enclosure and remove
the board. The four screws removed will be
used for the new board.
Figure 3.1.4a
Thumbscrew
Figure 3.1.4b
Mini-SAS
SFF-8087
(Drives 1-4)
Mini-SAS
SFF-8087
(Drives 5-8)
Mini-SAS
SFF-8087
(Not Used)
Mini-SAS
SFF-8087
(Not Used)
Mini-SAS
SFF-8087
(Not Used)
Mini-SAS
SFF-8087
(Not Used)
SFF-8087
(Not Used)
Onboard Cooling Fan
4-pin Power
Fan Connections
SFF-8088 Connections
Rear
Left
Rear
Right
board
On-
16-pin Header
Header
5-pin
(Not Used)
Figure 3.1.4c
16
