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Voice Evacuation System
4
circuit or short circuit;
Off -- the impedance variation of the current speaker circuit is within the impedance range of the
speaker when it is under modeling;
16. Background music indicator
Green -- background music is running;
Off - background music is off;
Note:
the system plays background music in the default if there isn’t any other input signal;
17. Fireman MIC indicator
Green – on paging;
Off – not paging;
Note:
Zones can be ON and OFF manually while paging;
18. Voice evacuation message (from SD card) indicator
Green – voice evacuation message is on;
Off -- no voice evacuation message;
Note:
Zones can be ON and OFF manually;
19. Zone 1 indicator
Green -- zone 1 is on;
Off -- zone 1 is off;
20. Zone 2 indicator
Green -- zone 2 is on;
Off -- zone 2 is off;
21. LED test indicator
Press this key to enter the LED test mode;
22. Confirm/reset/model key
If the system module is diagnosed as abnormal, the "SYS STATE" fault indicator will flash intermittently.
After pressing this button, the "SYS STATE" long light will no longer flash to indicate its fault status, and
the buzzer will stop. When there is new module detected to be abnormal, the "SYS STATE" LED light
flashes and the buzzer is on again;
Long press for impedance modeling and the number of Fireman MICs modeling. Please conduct a modeling
every time when the speakers are connected and the Fireman MIC is connected.
23-24. Bass and treble control knob
25. Master volume control knob