User`s guide

Appendix F: Adaptec Serial Controller LED and I2C Connector Reference ● 127
Adaptec 4805SAS LED and I2C Connector Specification
● Adaptec 4805SAS Activity LED Board Connector: Molex 10-89-7102 2.54mm 2x5 Header
or equivalent
● LED Mating Cable Connector: Molex 22-552101 or equivalent
J10:
Note:
Board circuitry supports COMMON ANODE backplane implementations
Adaptec 4805SAS I2C Board Connector: There is NO separate I2C connector. I2C signals are
contained within the side band signals of the two SFF-8484 Connectors
SFF-8484 Connector J5:
16 GND SB2 - Ground
17 GND SB3 - Ground
18 INTB_P18 SB4 - Reset
19 INTB_P19 SB5 - Backplane Address
Pin Number Signal Description
2183300JA-R
ASR-4805SAS/JA RoHS KIT
2183300-R
ASR-4805SAS RoHS KIT
2185800-R ASR-4805SAS/128MB RoHS SGL
2185900-R ASR-4805SAS/256MB RoHS SGL
J10 Pin Number Signal Description
22-552101
Pin Number
1 XDEVLED0- PORT 0 Cathode 2
2 XDEVLED1- PORT 1 Cathode 1
3 XDEVLED2- PORT 2 Cathode 3
4 XDEVLED3- PORT 3 Cathode 4
5 XDEVLED4- PORT 4 Cathode 5
6 XDEVLED5- PORT 5 Cathode 6
7 XDEVLED6- PORT 6 Cathode 8
8 XDEVLED7- PORT 7 Cathode 7
9 AGGREGATE_L ANY PORT 10
10 +3_3V_ACT VCC 9
Pin Number Signal Description
14 INTA_P14 SB0 - 2W_SCL
15 INTA_P15 SB1- 2W_SDA
16 GND SB2 - Ground
17 GND SB3 - Ground