Instruction Manual

Introduction 5
SAS DX115 User's Guide - Rev. A01 StorCase Technology, Inc.
Power Switch (cont'd)
OFF - Press and hold down switch until the Drive Ready LED starts to flash. Drive
is ready to be removed when the Drive Ready LED is OFF.
ON * - Press and hold down switch until the Drive Ready LED starts to flash. Drive
is ready to be accessed when the Drive Ready LED is ON.
* Only necessary if:
1. Drive is inserted into the receiving frame after a system power-up.
2. Drive was removed and inserted while system is powered on.
Drive Ready/Error LED - This bi-color LED indicates the status of the drive, fan, or DC
power, depending on the color.
Drive Ready:
(Blue)
Flashing blue LED indicates that drive is inserted and powering up.
Steady blue LED glow indicates drive is powered on and ready for access.
Error:
(Red)
Flashing red and blue LED indicates a fan failure.
Steady red LED glow indicates DC power failure.
Flashing red LED indicates a SAS drive inserted into a SATA 3Gbps DX115
receiving frame (SAS drives are not supported).
Drive Activity LED - This amber LED indicates when the host computer is accessing the
data on the drive. LED will flash during communication with the host computer.
Most SAS drives provide support for the Drive Activity LED feature (refer to your SAS
drive manufacturer's documentation for further information).
If your drive does not support this feature, the Drive Activity LED can be enabled via
host connection (cable not included) to Pin 1 located on Receiving Frame Motherboard
(Figure 4). Refer to your SAS PC system/host controller manufacturer's documentation
for further information.
Fan Error LED Disable Switch - This switch allows the user to disable the Fan Error
LED (by inserting a paper clip or similar object to activate switch).
StorCase recommends replacing a faulty fan immediately. Contact StorCase for spare
fan ordering information.