Redback A 4595A Operating Manual page 14

Redback® A 4595A School Lockdown Controller
• The new MP3 file you have installed cannot be "Read Only".
To check if the file is read-only, select the properties of the file (as shown in Fig 3.4e) by either
a) right clicking on the file with your mouse and then selecting "Properties"of the file.
b) selecting "File" in the tabs bar and then selecting "Properties"of the file.
• The properties will then come up as shown in Fig 3.4f. Make sure the Read-only check box is not checked.
• The "All Clear" MP3 file is now installed and ready to function as it should. Repeat this procedure for all the MP3 files
required. Once complete, remove the SD card from the PC, following Windows safe card removal procedures.
Make sure the A 4595A is OFF and then insert the SD card back into the rear of the unit. The SD card holder will click
when the SD card is inserted correctly.
14 Redback® Proudly Made In Australia
Select the
Properties option
Make sure the
Read-only box is
not checked.
Fig 3.4e
Fig 3.4f
www.altronics.com.au