6
HD77 Installation Guide
Important - LED3: PIR indication can be set to On or Off by the installer, however, the VOD indication can be
turned off only by the master user using the Insight application.
Turning the VOD LED off may be considered in some countries as a violation of applicable laws. Make sure to
install the HD77 according to Local Laws.
Table 1: LED Status Indicators
LED
Functionality
LED assignment
LED1
Data TX
Flashing green = data
transmission
Off = No data
LED2
Data RX
Flashing green = data
reception
Off = No data
LED3
(both with the case
locked and
unlocked)
HD77 module is up and running. There are currently no
alarms or requests for VOD/ROD.
OFF
Firmware upgrade in progress
Flashing Purple
VOD (no PIR detection)
Blue on
Power-up (PIR stabilization and CPU not fully ready –
waiting for all labels)
Flashing Blue
Locate mode
Flashing Blue
General bus failure, wiring problem, too many modules
communication problem
Red on
Bus low power
Flashing Red
PIR alarm
Red for 5 sec
LED4
Active Web connection
Green
LED5 100MB/10MB
link
100MB/10MB data TX or RX
Green = LAN Active
Off = No Connection
Flashing green on data
