User`s manual

D-8
SC836 Chassis Manual
I
2
C and SGPIO Modes and Jumper Settings
This backplane can utilize I
2
C or SGPIO. SGPIO is the default mode and can be
used without making changes to your jumpers. The following information details
which jumpers must be congured to use SGPIO mode or restore your backplane
to I2C mode.
SGPIO/I
2
C Setting
Jumper Jumper Setting Note
JP84 1-2 (default) SGPIO Mode
JP84 2-3 I
2
C Mode
Fan Jumper Settings
The SAS-836TQ backplane can use up to four fans. To utilize each fan, you must
congure both jumpers as instructed below.
Fan Jumper Settings
Jumper Jumper Settings Note
JP61
Closed: With Fan (default)
Open: No Fan
Fan#1 Enable/Disable
JP54 Fan#1 Connector
JP62
Closed: With Fan (default)
Open: No Fan
Fan#2 Enable/Disable
JP56 Fan#2 Connector
JP63
Closed: With Fan (default)
Open: No Fan
Fan#3 Enable/Disable
JP58 Fan#3 Connector
JP64
Closed: With Fan (default)
Open: No Fan
Fan#4 Enable/Disable
JP60 Fan#4 Connector
JP97
1-2 With Fan (default)
2-3 No Fan
Fan #1 Selection for MG907X
Monitor
JP98
1-2 With Fan (default)
2-3 No Fan
Fan #2 Selection for MG907X
Monitor
JP99
1-2 With Fan (default)
2-3 No Fan
Fan #3 Selection for MG907X
Monitor
JP100
1-2 With Fan (default)
2-3 No Fan
Fan #4 Selection for MG907X
Monitor