Hardware Installation Manual   A. Open Solution Network Server Platform 
 
Media Gateways & SBCs  85  Mediant 1000B Gateway & E-SBC 
A.2.3  HDMX Module 
The HDMX module provides the hard-disk drive functionality for the OSN platform, 
providing storage capacity. The capacity depends on the OSN platform (see Section  A.1 on 
page 77).  
The HDMX module is housed in Slot #1 on the rear panel. 
 
 
Notes: 
•  For additional storage capacity per HDMX module, contact your AudioCodes sales 
representative. 
•  The OSN platform can optionally, be ordered with dual hard-disk drives (two HDMX 
modules). This second module is housed in Slot #8 on the rear panel of the chassis. 
 
The HDMX module is shown below and described in the subsequent table. 
Figure  A-6: HDMX Module 
 
Table  A-9: HDMX Module LEDs Description 
Item #
Label  Color  State  Description 
1 
 
Green 
On  Power received by module. 
- 
Off  No power received by module. 
2 
 
Blue 
On  Module can be extracted from chassis slot once 
dismounted from the OSN operating system. 
 
Off  Module correctly inserted in chassis slot 
3 
 
Red 
On  Hard disk drive in use (active). 
- 
Off  Hard disk drive not in use.