Appendix E: Controller LED and I2C Connector Quick Reference ● 134
J10:
● Adaptec RAID 51645 External Alarm Connector: Molex 22-28-4023 or equivalent
● Alarm Mating Cable Connector: Molex 50-57-9002 or equivalent
J12:
● Adaptec RAID 51645 I2C Board Connector: Molex 22-43-6030 or equivalent
● I2C Mating Cable Connector: Molex 22-43-3030 or equivalent
J27, J28, J29, J30:
Adaptec RAID 52445 LED and I2C Connector Specification
● Adaptec RAID 52445 Activity LED Header Connector for CN0/CN1: Molex 10-89-7162
or equivalent
● Activity LED Header Mating Cable Connector: Molex 22-55-2161 or equivalent
J3:
J10 Pin Number Signal Description
2 ACTIVITY LED Cathode
1 +3.3V LED Anode
J12 Pin Number Signal Description
2 ~2kHz Square Wave Open collector transistor
1+3.3V —
J2x Pin Number Signal
3I2C Clock
2Ground
1I2C Data
2258800-R ASR-52445 RoHS Kit
2258700-R ASR-52445 RoHS Single
J3 Pin Number Signal Description
22-55-2161
Pin Number
1 +3.3V LED Anode 2
2 ACTIVITY CN1, LANE 0 LED Cathode 1
3 +3.3V LED Anode 4
4 ACTIVITY CN1, LANE 1 LED Cathode 3
5 +3.3V LED Anode 6
6 ACTIVITY CN1, LANE 2 LED Cathode 5
7 +3.3V LED Anode 8
8 ACTIVITY CN1, LANE 3 LED Cathode 7