9
On-Line LED Definitions
LED 4
ON if zone monitor voltage reference is ever out of range
(indicates board or power supply failure).
LAN Status LEDs
LED
Description
TX
ON When transmitting.
RX
ON When receiving.
OL
ON When collision occurs.
LINK
ON When cable is connected.
REV
ON When cable is reversed.
RS-232 AND RS-485 Communication Status LEDs
LED
Description
TX+ (D1)
Flashing when transmitting RS-232 or RS-485 (green LED).
RX+ (D2)
Flashing when receiving RS-232 or RS-485 (yellow LED).
Zone Status LEDs (all readers)
State
Description
OFF
Zone secure.
ON
Zone in Alarm.
FAST FLASH
Zone in Trouble.
SLOW FLASH
Zone Masked.
Note:
See page 11 for LED locations
LED
Description
