Manual for DS300j

Manual for DS300j

Brand: ASUS

Category: Other

Document Type: Manual

Language: EN

Available Languages: EN , ES

Uploaded: April 20, 2026, 7:48 p.m.

Warranty Information

Offers a three-year limited warranty on all components, except the cache backup battery which has a one-year warranty.

This manual describes how to set up, use, and maintain the ASUS Storage DS300j expansion unit, including its command-line interface (CLI). It covers installation, management, maintenance, and support. The device supports SAS and SATA 3 Gb/s drives and offers features like hot-swappable drive bays and redundant power supplies. Basic operations involve connecting power and data, setting up serial connections for CLI management, and understanding LED indicators for system status. Firmware updates and component replacement are also detailed.

Troubleshooting and error codes

LEDS State
Dark Steady Green Flashing Green Amber Red
Power System Off Normal
Global Enclosure Status System Off Normal Locating the Enclosure Fan, power supply, temperature, or voltage problem*
I/O Module Activity System Off or no SAS ports connected One or more SAS ports connected Activity
Controller Heartbeat System Off Normal**
* Check the I/O Module LEDs on the back of the enclosure. See page 19.
** Blinks green once per second.
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