Areca ARC-1280ML User Manual download pdf (Page 150)

APPENDIX

150

Appendix B

Battery Backup Module (ARC6120-BAT-

xxx)

The SATA RAID controller operates using cache memory. The Bat-

tery Backup Module is an add-on module that provides power to

the SATA RAID controller cache memory in the event of a power

failure. The Battery Backup Module monitors the write back cache

on the SATA RAID controller, and provides power to the cache

memory if it contains data not yet written to the hard drives when

power failure occurs.

BBM Components

Status of BBM

• D13 (Green) : lights when BBM activated

• D14 (Red) : lights when BBM charging

• D15 (Green) : lights when BBM normal

Installation

1. Make sure all power to the system is disconnected.

2. Connector J1 is available for the optional battery backup

module. Connect the BBM cable to the 12-pin battery connector

on the controller.

3. Integrators may provide pre-drilled holes in their cabinet for

securing the BBM using its three mounting positions.

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Areca ARC-1280ML User Manual Page 150