C-4
SC835 Chassis Manual
D-6 Front Connector Pin Definitions
#2.
CPLD Upgrade Port
The CPLD programming port, designated J11,
is used only by the manufacturer to upgrade
the CPLD.
#5. - 6. Backplane Main Power Connectors
The 4-pin connectors, designated JPW1 and
JPW2, provide power to the backplane. See
the table on the right for pin definitions.
#3. - 4. MiniSAS HD Connectors
The SAS ports are used to connect the SAS
drive cables. The 2 ports are designated JSM0,
for drives at SAS #0-#3, and JSM1, for drives at
SAS #4-#7 (see section 2-4 for SAS drive loca-
tions). Each port is also compatible with SATA
drives. However, mixing SAS3 and SATA drives
in the same enclosure is not recommended.
#1. CPLD Chip
The CPLD is an enclosure management chip
that supports the SGPIO and LED manage-
ment.
Backplane
Main Power
4-Pin Connector
Pin# Definition
1
+12V
2 and 3
Ground
4
+5V
Summary of Contents for SC835 Series
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