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www.redbackaudio.com.au

Redback® Proudly Made In Australia

8

Redback® A 4500C

 Evacuation Timer with Network Access

2.0 SETUP GUIDE 

2.1 INITIAL SETUP

Press the Power/Standby button on the front of the unit. When the unit is in standby mode this switch is illuminated Red. 
Once pressed the unit will power up and the Blue “On” indicator will illuminate.

Once powered up, the LCD on the front of the unit will illuminate and display the version of firmware installed on the unit. 

(Note: Check the redbackaudio.com.au websites for the latest Firmware updates. Refer to section 5.0 for help installing 
firmware updates).

A series of checks will then be carried out. These include, the confirmation of default audio files required for proper opera-
tion and the presence of a correct configuration file.
Out of the box the A 4500C comes supplied with default audio files installed for the Alert, Evac, Bell, Prebell, Music and 
Voice Over functions. If these files are missing or corrupt the unit will not continue. All of this information is stored on the 
Micro SD card. 

Note: If the unit fails to start correctly the Micro SD card may not be inserted correctly or may need to be checked (refer to 
the Redback Programming Guide).

2.2 ALERT, EVAC AND BELL SWITCHES

The Alert, Evac and Bell switches on the front of the unit all work in momentary mode. ie. The alert tone will continue to 
sound after the alert switch is momentarily pressed and the evac tone will continue to sound after the evac switch is mo-
mentarily pressed. There is an automatic alert to evac switch-over option associated with the front panel switches (refer to 
section 2.8).
Note 1: The tone that is being sounded (ie alert, evac, bell) will be indicated by the illumination of the relevant front panel 
indicator.
Note 2: To cancel a tone either use the remote cancel contacts or the front cancel button. Note the cancel button will need 
to be depressed for 2 seconds. This is to prevent accidental cancelling of a tone.

Once these Alert, Evac and Bell outputs are activated, the corresponding 24V switched outputs will become active (refer to 
section 2.13 for more details)

2.3 SETTING THE CURRENT TIME

If the unit starts up correctly and no error messages are displayed, the unit will display the current time on the top line of the 
LCD and the next event on the bottom line as shown in figure 2.3a.

Fig 2.3a

When this screen is displayed the unit is running in “AUTO MODE” and therefore all outputs will work as programmed. 
However if the unit is in any of the sub menu’s (Menu Mode) the unit will no longer respond to any event that has been 
programmed to occur.  

00:00:00   Mon

NO TIME  --:--:--

SPECIAL NOTE ABOUT “AUTO MODE” OPERATION

If the timer is not displaying the main clock screen, where the time is changing, the unit is not running in 

“Auto Mode”. This means it will not be checking any of the programmed events and hence will not activate 

any outputs automatically. 

Essentially this means that as soon as the Menu button is pressed the unit is no longer in “Auto Mode”.

Make sure to return to the main screen by exiting all menu’s when not making changes.

Summary of Contents for A 4500C

Page 1: ...e Wall Plate Hard Wired A 2081 Alert Evac Chime Cancel Remote Wall Plate Hard Wired A 4578 Alert Evac Cancel Remote Wall Plate U UTP Cat5 A 4579 Timer Isolate Remote Wall Plate U UTP Cat5 A 4581 Alert...

Page 2: ...users reliable products of high build quality with local product support We believe there is significant added value for customers when purchasing an Australian made Redback amplifier or PA product Lo...

Page 3: ...ng Events Using The Front Button 10 2 6 Deleting A Programmed Time 11 2 7 Reset All Programmed Times 11 2 8 EV Chanegover 12 2 9 Play Prebell 12 2 10 Play Music 12 2 11 Audio Connections 12 2 12 DIP S...

Page 4: ...tches or by the rear terminal contacts for remote activation The Alert Evac Bell and Cancel functions can also be activated via remote plates or the A 4564 Paging Console The Isolate function can be r...

Page 5: ...tes when an audio file from one of the Music Folders 5 99 is active 6 Menu and Navigation Switches These switches are used to navigate the menu functions of the unit 7 Isolate Switch This switch is us...

Page 6: ...0 for details 6 Backup Battery Switch Use this switch to activate the backup battery Note The backup battery only backs up the current time 7 Backup Battery Replace this battery with a 3V CR2032 only...

Page 7: ...tone These could be triggered by a remote switch or other closing contact 17 Cancel Contact These contacts are for remote triggering of the cancel function These could be triggered by a remote switch...

Page 8: ...inue to sound after the evac switch is mo mentarily pressed There is an automatic alert to evac switch over option associated with the front panel switches refer to section 2 8 Note 1 The tone that is...

Page 9: ...5 EV CHANGEOVER 00 00 00 Mon NO TIME__00 00 00 Menu Main Screen Press the UP and DOWN buttons to scroll up and down Enter Press the ENTER button to make your selection Menu Press the MENU button to e...

Page 10: ...his option allows the user to enter the Station Event information which includes the event Turn on time Period and Output After selecting this option the screen as shown in Fig 2 5a should appear Fig...

Page 11: ...s sets each day ON or OFF Use the up and down buttons to set the day to Y for ON and N for OFF Once the days of the week are set press the enter button to confirm and be returned to the main menu Repe...

Page 12: ...vals up to 600 seconds NOTE If the changeover time is set to 0 the changeover will be de activated and therefore the unit will not switch over from the Alert cycle to the Evac cycle automatically 2 9...

Page 13: ...olume setting on the individual volume control attenuator Alert Evac 24V Out These contacts are for switched 24V outputs whenever the alert or evac tones are activated These may be used to run externa...

Page 14: ...al To Ethernet Converter setup is complete and all required connections made the unit should now be acces sible via the PC software Refer to the supplied Software Programming Guide for more informatio...

Page 15: ...to 100m away using heavier guage cable which reduces the voltage drop across this distance and ensures the switch leds illuminate The Alert Evac Chime Cancel switches on the wall plate are connected...

Page 16: ...e to the A 4500C E v a c A l e r t C h i m e C a n c e l Alert Switch Chime Switch Evac Switch Alert Lamp Evac Lamp Cancel Switch A 2081 REMOTE WALL PLATE Chime Lamp N C N O Common 24V Out N C N O Eva...

Page 17: ...4581V wall plate is allowed to be connected to the A 4500C via the To Wall Plate RJ45 port If the wall plates have a connection problem with the A 4500C main unit the LED on the wall plate will flash...

Page 18: ...me on or off Note DIP 1 must be ON for the internal chime to function DIP switches 3 4 are not used Fig 4 1 5 3 A 4564 REAR PANEL CONNECTIONS 1 24V DC connector 2 1mm DC jack centre pin positive 2 RJ4...

Page 19: ...SD card not formatted properly ERROR4 Cannot find an MP3 to play ERROR7 Cannot Play MP3 ERROR8 Fault with Configuration File Power switch is illuminated Red but unit doesn t work Unit will not play M...

Page 20: ...at5e cabling max 300m CONTROLS Alert Evac Rear Volume Voice over Rear Volume Bell Rear Volume Prebell Rear Volume Music Rear Volume Power On Off Switch Alert Switch Illuminated Push Switch Evac Switch...

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