User`s guide
Table Of Contents
- About This Guide
- Kit Contents and System Requirements
- About Your RAID Controller
- Standard RAID Controller Features
- Adding Enhanced Features
- Adding a Battery Backup Module
- Upgrading the Controller Firmware
- About the Adaptec 3085
- About the Adaptec 3405
- About the Adaptec 3805
- About the Adaptec 31205
- About the Adaptec 31605
- About the Adaptec 4000
- About the Adaptec 4800SAS
- About the Adaptec 4805SAS
- About the Adaptec 2420SA
- About the Adaptec 2820SA
- About the Adaptec 2130SLP
- About the Adaptec 2230SLP
- Getting Started
- Installing the Controller and Disk Drives
- Creating a Bootable Array
- Installing the Driver and an Operating System
- Installing the Driver on an Existing Operating System
- Managing Your Storage Space
- Solving Problems
- Introduction to Serial Attached SCSI
- Understanding RAID
- Using the Adaptec RAID Configuration Utility
- Using the Array Configuration Utility for DOS
- Using the Adaptec Flash Utility
- Adaptec Serial Controller LED and I2C Connector Reference
- Adaptec 2420SA Activity LED and I2C Connector Specification
- Adaptec 2820SA Activity LED and I2C Connector Specification
- Adaptec 3085 LED and I2C Connector Specification
- Adaptec 3405 LED and I2C Connector Specification
- Adaptec 3805 LED and I2C Connector Specification
- Adaptec 31205 LED and I2C Connector Specification
- Adaptec 31605 LED and I2C Connector Specification
- Adaptec 4800SAS LED and I2C Connector Specification
- Adaptec 4805SAS LED and I2C Connector Specification
- Safety Information
- Technical Specifications
- Index

Appendix F: Adaptec Serial Controller LED and I2C Connector Reference ● 121
SFF-8087 Connector J5:
SFF-8087 Connector J18:
Adaptec 31605 LED and I2C Connector Specification
● Adaptec 31605 LED Board Connector: Molex 10-89-7162 2.54mm 2x8 Header or
equivalent
● LED Mating Cable Connector: Molex 22-55-2161 or equivalent
J10:
Pin Number Signal I2C Description SGPIO Description
B8 SB0_CONB SB0 - 2W_SCL SB0 - SClock
B9 SB1_CONB SB1- 2W_SDA SB1- SLoad
B10 GND SB2 - Ground SB2 - Ground
A9 GND SB3 - Ground SB3 - Ground
A10 SB4_CONB SB4 - Reset SB4 - SDataOut
A11 SB5_CONB SB5 - Backplane Address SB5 - SDataIn
B11 CONTROLLER_TYPEB_BUF SB6 – Controller Type SB6 – Controller Type
A8 BACKPLANE_TYPEB SB7 – Backplane Type SB7 – Backplane Type
Pin Number Signal I2C Description SGPIO Description
B8 SB0_CONC SB0 - 2W_SCL SB0 - SClock
B9 SB1_CONC SB1- 2W_SDA SB1- SLoad
B10 GND SB2 - Ground SB2 - Ground
A9 GND SB3 - Ground SB3 - Ground
A10 SB4_CONC SB4 - Reset SB4 - SDataOut
A11 SB5_CONC SB5 - Backplane Address SB5 - SDataIn
B11 CONTROLLER_TYPEC_BUF SB6 – Controller Type SB6 – Controller Type
A8 BACKPLANE_TYPEC SB7 – Backplane Type SB7 – Backplane Type
2252800-R ASR-31605 RoHS Single
Board Pin Number Signal Description
22-55-2161
Pin Number
1 +3.3V CONNECTOR J3-PORT0 Anode 2
2 ACT0_7_LED_L (0) CONNECTOR J3-PORT0 Cathode 1
3 +3.3V CONNECTOR J3-PORT1 Anode 4
4 ACT0_7_LED_L (1) CONNECTOR J3-PORT1 Cathode 3
5 +3.3V CONNECTOR J3-PORT2 Anode 6
6 ACT0_7_LED_L (2) CONNECTOR J3-PORT2 Cathode 5
7 +3.3V CONNECTOR J3-PORT3 Anode 8
8 ACT0_7_LED_L (3) CONNECTOR J3-PORT3 Cathode 7
9 +3.3V CONNECTOR J5-PORT0 Anode 10