Service manual

Troubleshooting
3–8 V Series Service Manual
Green
stays
on
Denied a. Communication token was
used.
a. Wait 1 minute for the lock communications
to automatically expire, or use any token
again to turn off communications.
b. Micro-controller circuit board
switches are in the ON
position.
b. Set the switches to the OFF position.
c. Micro-controller circuit board
is malfunctioning.
c. Replace the micro-controller circuit board.
d. XV Controller electronics
circuit board is
malfunctioning.
d. Replace the micro-controller circuit board.
Door is always
unlocked.
a. Controller may be in a door
unlock mode or passage mode.
Setting the door mode to
“Door unlock” means that
anyone can access the door in
this condition.
a. Use the handheld terminal to check the door
mode. If desired, change the door mode.
b. Controller may be in a door
unlock time zone.
b. Use the handheld terminal to check the door
mode and time zone settings.
c. Locking device may not be
connected properly.
c. Check the connections.
Cannot plug the
handheld
connector into
the controller’s
communications
port.
a. Foreign object is jammed in
the communications port.
a. Clear the object from the communications
port.
b. Communications port is
damaged.
b. Replace the communications port.
LEDs Access Possible causes include… You should…