User`s guide

2-6
SAS M35TQ Mobile Rack User's Guide
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 confi gured to use SGPIO mode or restore your mobile rack to
I
2
C mode.
I
2
C Setting (Default)
Jumper Jumper Setting Note
JP33 2-3 Controller ID #1
JP34 1-2:ID#0 Backplane ID #1
JP36 2-3 Controller ID #2
JP37 2-3:ID#1 Backplane ID #2
JP38 Closed I
2
C Reset #2
JP40 Open I
2
C Reset SDOUT #1
JP41 Open I
2
C Reset SDOUT #2
JP42 2-3 Backplane ID SDIN #1
JP43 2-3 Backplane ID SDIN #2
JP50 Closed I
2
C Reset #1
SGPIO Setting
Jumper Jumper Setting Note
JP33 1-2 Controller ID #1
JP34 1-2:ID#0 Backplane ID #1
JP36 1-2 Controller ID #2
JP37 1-2:ID#0 Backplane ID #2
JP38 Open I
2
C Reset #2
JP40 Closed I
2
C Reset SDOUT #1
JP41 Closed I
2
C Reset SDOUT #2
JP42 1-2 Blackplane ID SDIN #1
JP43 1-2 Blackplane ID SDIN #2
JP50 Open I
2
C Reset #1