Perform every four years
No. | Maintenance action | Remarks |
1 | Reseat all Event Master cards in the video processor. | Check the cards for possible damage. Replace any defective cards if necessary. For more information, see “Removing an Event Master card”. |
2 | Perform a thorough cleaning both internal and external of the Event Master devices. | Check for any possible damage on internal components while cleaning. Replace damaged components if necessary. |
3 | Replace the internal battery. | The battery loses efficiency after four years and must be replaced. |