Brand: ASUS
Category: Other
Document Type: Manual
Language: EN
Available Languages: EN , ES
Manual for DS300j
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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