TriMark 540-0200, Manual

Page: 9 / 12

Problem Description Possible Solution
e-
PAD
Hints
No response when buttons
are pressed (no power).
Check the contacts in the door frame (if
keypad is installed in door). Dirt and
corrosion will hinder power from reach-
ing the keypad. Clean with a scouring
pad and mild solution.
Check for a blown fuse protecting the
keypad’s circuit. If a new fuse blows
immediately, take your vehicle in for
service,
DO NOT BYPASS THE FUSE
OR USE ONE GREATER THAN 7.5A.
Power supply depleted. Replace or re-
charge batteries supplying power to the
keypad.
Access code is
not recognized
Verify that code has not been changed.
Reassign keypad with instructions on
page 5.
Confirm use of an access code, not the
authority code.
Keypad powers off once code
is entered, or attempting to
lock. Does not power on for
several minutes.
The circuit is shorted. The actuator, key-
pad, or wiring may have been damaged
by corrosion or impact, and the internal
protection is controlling the problem.
Take your vehicle in for service, and
discontinue use of the keypad.
Entrance door does
not respond to
lock/unlock commands
Door is misaligned to the catch in the
frame. Adjust the door.
Actuator in door may be jammed. Check
actuator and connecting rod for ease of
motion, lubricate rod connections, and
replace actuator if it is stiff or extremely
difficult to move.
For additional troubleshooting service, assistance, and/or warranty
information on OEM-installed systems, please contact the OEM of your
vehicle.
Troubleshooting
7