NSR Marine NVR-9000, User Manual, Page: 24 / 80

NVR-9000 & NVR-9000S USER MANUAL
NVR-9000 & NVR-9000S UM.E 20200220-11 18
2.3.5.2 LCD TEST
Press DIM to test the Display Brightness.
2.3.5.3 KEY TEST
When any key is clicked, the box corresponding to the key will be filled with blue color.
Press [EXIT] 3 times consecutively to return to a higher menu.
2.3.5.4 BUZZER TEST
It is to check the buzzer at [ DIAGOSTICS] menu.
2.3.6 Service
2.3.6.1 RECORD DATA
Click “START” to record the restored data from LRU/ FFC/FPC to the USB memory in DAU.