BusinessPhone Communication Platform 4.0
Installation Instruction ASB 150 02 > Boards For ASB 150 02

## VMU-HD (ROF 157 5126/_)

To install unpack the VMU-HD board with the mounted hard disk. The Flash disks are available with a capacity of 60 MB. Remove the transport protection for the hard disk and keep it in case of re-shipment e.g. factory repair. Install and configure the VMU-HD in the cabinet according to the stipulations in Start Of Operation (1537-ASB 150 02 Uen).

Note

The VMU-HD will not start up without internal directories created on the hard disk.

#### DIP switch on VMU-HD

DIP switch 990 selects whether register function is enabled or not.

#### Limitations

Only one VMU-HD can be mounted per cabinet and just one type either VMU-HD or VMU-D can be installed in a system.

990/1 | 990/2 | Function
OFF | ON or OFF | 16 channels, no register function
ON | OFF | 8 channels with MFC detection and DTMF / Tone receiver
ON | 8 channels with MFE detection and DTMF / Tone receiver

Structure of directories on hard disk or Flash card

    \Info0    \message2    \anno0
    \Info1    \message3    \anno1
              \message4    \anno2
              \message5    \anno3
                            :
                           \annoF

#### Removal of hard disk or Flash card

To remove the hard disk take out the board from the system. Disengage the hard disk with lever and pull out the hard disk.

Revision: A © Ericsson Enterprise 2003