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Redback® Proudly Made In Australia
5
Redback® A 4505
Lockdown Timer
1.4 FRONT PANEL GUIDE
Fig 1.4A
shows the layout of the A 4505 front panel.
Fig 1.4A
1
Lockdown Tone Activation Switch
This switch is used to activate the Lockdown tone. It may need to be pressed for up to 2 seconds to activate.
2
Fire Tone Activation Switch
This switch is used to activate the Fire tone. It may need to be pressed for up to 2 seconds to activate.
3
Bell Tone Activation Switch
This switch is used to activate the Bell tone.
4
Cancel Tone Activation Switch
This switch is used to cancel the Lockdown, Fire or bell tone. It may need to be pressed for up to 2 seconds to
activate.
5
Prebell LED
This LED indicates when the Prebell is active.
6
Isolate Switch
This switch is used to isolate the timing functions of the unit. Note: When this is enabled the Lockdown, Fire and
Chime buttons and remote triggers will still function.
7
Menu and Navigation Switches
These switches are used to navigate the menu functions of the unit.
8
LCD Display
This displays the current time and other timing functions.
9
SD Card
This is used to store the MP3 audio files for the Prebell, Bell, Lockdown, Fire and Music playback. It also stores the
timing events for the timer. (More details in section 2.1).
Note 1: MP3 files should have the following specifications for optimum performance.
128kbps, 44.1kHz, 32bit, VBR or CBR, Stereo (even better as mono).
10
On Indicator
This LED indicates the unit is ON.
11
Standby Switch
When the unit is in standby mode this switch will illuminate. Press this button to switch the unit ON. Once the
unit is ON the On indicator will illuminate. Press this switch again to put the unit back in standby mode.
24 Hour 7 Day Timer
A 4500
Lockdown Timer
A 4505
1
2
3
4
5
6
7
8
9
10 11
On
Fire
Lockdown
Bell
Cancel
Standby
Prebell
Isolate
Menu
Enter
SD Card
Hold for 2 seconds
Hold for 2 seconds
Hold for 2 seconds
