Adaptec 2045 Installation And User Manual page 141

Appendix E: Controller LED and I2C Connector Quick Reference
J2 Pin Number Signal
3 +3.3V
4 ACTIVITY CN0, LANE 1
5 +3.3V
6 ACTIVITY CN0, LANE 2
7 +3.3V
8 ACTIVITY CN0, LANE 3
Adaptec RAID 6405/6445 Aggregate Activity LED Board Connector: Molex 22-28-4023
●
or equivalent
Aggregate LED Mating Cable Connector: Molex 50-57-9002 or equivalent
●
J1:
J1 Pin Number Signal
2 ACTIVITY
1 +3.3V
Adaptec RAID 6405/6445 External Alarm Connector: Molex 22-28-4023 or equivalent
●
Alarm Mating Cable Connector: Molex 50-57-9002 or equivalent
●
J12:
J12 Pin Number Signal
2 ~2kHz Square Wave
1 +3.3V
Adaptec RAID 6405/6445 I2C CN0 Board Connector: Molex 22-43-6030 or equivalent
●
I2C Mating Cable Connector: Molex 22-43-3030 or equivalent
●
J4:
J4 Pin Number Signal
3 I2C Clock, CN0
2 Ground
1 I2C Data, CN0
Description
LED Anode
LED Cathode
LED Anode
LED Cathode
LED Anode
LED Cathode
Description
LED Cathode
LED Anode
Description
Open collector transistor
—
140
●
22-55-2161
Pin Number
4
3
6
5
8
7