SC743 Chassis Manual
D-10
I
2
C/SGPIO Settings
Jumper
I
2
C Setting
(Default)
SGPIO
Setting
Description
JP33
2-3
1-2
Controller ID #1
JP34
1-2:ID#0
1-2:ID#0
Backplane ID #1
JP36
2-3
1-2
Controller ID #2
JP37
2-3:ID#1
1-2:ID#0
Backplane ID #2
JP38
Closed
Open
I
2
C reset #2
JP40
Open
Closed
I
2
C reset SDOUT #1
JP41
Open
Closed
I
2
C reset SDOUT #2
JP42
2-3
1-2
Backplane ID SDIN #1
JP43
2-3
1-2
Backplane ID SDIN #2
JP50
Closed
Open
I
2
C reset #1
I
2
C and SGPIO Modes and Jumper Settings
This mobile rack can utilize I
2
C or SGPIO. I
2
C 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 mobile rack to
I
2
C mode.
REV 1.0
1
SASM35TQ
R
S
UPER
REV 1.0
1
SASM35TQ
R
S
UPER
JP37
JP34
JP36
JP33
JP42
JP43
JP38
JP50
JP41
JP40
Figure D-5: I
2
C and SGPIO Jumpers
