Adaptec RAID 3085 Installation And User Manual page 117

Appendix F: Adaptec Serial Controller LED and I2C Connector Reference
Adaptec 3805 Aggregate Activity LED Board Connector: Molex 22-28-8022 2.54mm 1x2
●
RA Header or equivalent
LED Mating Cable Connector: Molex 50-57-9002 or equivalent
●
J12:
Pin Number Signal
2 AGGREGATE4_7_L
1 +3.3V
Adaptec 3805 I2C Board Connector: Molex 22-43-6030 or equivalent
●
I2C Mating Cable Connector: Molex 22-43-3030 or equivalent
●
J7:
Pin Number Signal
1 SDA
2 GND
3 SCL
Note:
Tied to Sideband Signals of SFF-8087 J3 (Ports 0-3)
Adaptec 3805 I2C Board Connector: Molex 22-43-6030 or equivalent
●
I2C Mating Cable Connector: Molex 22-43-3030 or equivalent
●
J8:
The following pins are tied to Sideband Signals of SFF-8087 connector J5 (Ports 0-3)
Pin Number Signal
1 I2CDATA
2 GND
3 I2CCLK
Note:
I2C signals are also routed through the SFF-8087 internal connectors J3 and J5
SFF-8087 Connector J3:
Pin Number Signal
B8 SB0_CONA
B9 SB1_CONA
B10 GND
A9 GND
A10 SB4_CONA
A11 SB5_CONA
B11 CONTROLLER_TYPEA_BUF
A8 BACKPLANE_TYPEA
Description
Aggregate Cathode – Connector J5 Ports 0-3
Aggregate Anode
Description
I2C Data – Connector J3 Ports 0-3
Ground
I2C Clock – Connector J3 Ports 0-3
Description
I2C Data – Connector J5 Ports 0-3
Ground
I2C Clock – Connector J5 Ports 0-3
I2C Description
SB0 - 2W_SCL
SB1- 2W_SDA
SB2 - Ground
SB3 - Ground
SB4 - Reset
SB5 - Backplane Address
SB6 – Controller Type
SB7 – Backplane Type
117
●
SGPIO Description
SB0 - SClock
SB1- SLoad
SB2 - Ground
SB3 - Ground
SB4 - SDataOut
SB5 - SDataIn
SB6 – Controller Type
SB7 – Backplane Type