2-6
SAS-836TQ Backplane
User's Guide
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 configured 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
configure 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