SEC-H-600 SECURITY CONTROLLER
95-7759—07
30
USING STATUS LEDS
The Security Controller includes several LEDs that can help determine the status of the unit. They are located in two places: the
top of the controller (visible through the cover), and for relay outputs and serial ports, on the bottom board (visible with cover
removed). From left-to-right these LEDs include:
See Fig. 17 for the exact locations of all LEDs on the SEC-H-600 Security Controller.
Fig. 17. LEDs on the Security Controller (cover removed).
Ethernet Port LEDs
Each Ethernet port (“LAN2”, “LAN1”) has one green LED, visible on the top cover.
A “LAN
x
” LED indicates activity on that port as follows:
•
Off
—No Ethernet link is made
•
On
—Ethernet link is present, but no activity on the LAN
•
Blinking
—Ethernet link is present with data activity on the LAN.
Heartbeat LED
The “BEAT” LED is located to the right of the Ethernet status LEDs, and is yellow. Under normal operation, this LED should blink
about once per second. If the heartbeat LED stays
on constantly
,
does not light
, or blinks
very fast
(more than once per second),
contact System Engineering for technical support.
COM2, RS-485
communications
to expansion
modules
LAN1
STATUS
BEAT
LAN2
Status LEDs (visible with cover on)
Relay Output 1
(Door 1 strike)
Relay Output 2
(Door 2 strike)
Relay
Output 3
Relay
Output 4
COM1
RS-232