Download Manual - Penguin Computing
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Appendix E: SAS-826A Backplane Specifications I2C and SGPIO Modes and Jumper Settings This backplane can utilize I2C or SGPIO. SGPIO is the default mode and can be used without making changes to your jumpers. The following information details which jumper must be configured to use SGPIO mode or restore your backplane to I2C mode. Jumper Settings: SGPIO (Default) and I2C Jumper JP84 SGPIO (Default) Setting 1-2: SGPIO mode enable E-7 I2C Setting 2-3: I C mode enable 2