233190 X3 Linear LLC
35
May 2013
Interpreting Access Control, Input, Output, and Temperature
Blade LEDs
The two LEDs located on an access control, input, output, or temperature blade
are described in the following table.
LED
Meaning
LED #1 RUN
ON GREEN means the blade is powered and has been
initialized.
OFF means either the blade is not powered (check the ribbon
cable connection) or the board is not initialized (reboot the
node).
LED #2 I2C
ON RED, BLINKS OFF indicates a state change on the input
and/or output.
This LED is normally OFF.
Removing Blades
The procedure for removing blades will be necessary only if you need to swap
out a blade for service reasons.
CAUTION:
Blades are not hot-swappable. Before connecting or disconnecting
blades in the cabinet, be sure to remove power from the system,
after shutting down the system.
To remove a blade from the unit:
1.
Log into the application.
2.
Select
Setup : System Maintenance : Utility
.
3.
Click the
Shutdown now
button to perform an orderly shutdown of the
system.
Using the Shutdown utility will ensure that the security database is saved.
4.
Once you hear a double beep, remove power from the system.
5.
Be sure that you are grounded and remove all reader, output, and input
connectors attached to the blade and label each with their connector position.
6.
Unplug the ribbon cable by pushing outward on the two extraction levers.
This will release out the cable connector.
7.
Unthread the screw from the top of the standoff and remove the screw and
lock washer.
8.
Remove the blade from the slot in the chassis.
