Service manual

Troubleshooting
V Series Service Manual 3–7
TROUBLESHOOTING THE V SERIES CONTROLLER
For readers with
red and green LEDs
and no sounder
This table summarizes the possible causes for certain controller
problems based on visible signals (LEDs and whether access is granted
or denied). Causes of failure are listed in order of likelihood. (The most
likely cause is first, and so forth.)
Before troubleshooting problems with the V Series Controller, it’s a
good practice to confirm that the DIP switches on the controller board
are set properly. For instructions, see Figure 1–Controller board
wiring diagram in the V Series Controller Installation Instructions,
which are included in Appendix C.
LEDs Access Possible causes include… You should…
Green Granted Condition is normal for a valid
token.
Denied a. Token reader cannot read the
token correctly.
a. Use the token at a moderate speed.
b. Card reader needs cleaning. b. Clean the card reader head using a cleaning
card for magnetic stripe card readers.
c. Connection to the card reader
or keypad reader is bad.
c. Check all connections.
d. Foreign object is inserted into
the card reader.
d. Remove the object or replace the card
reader.
e. LEDs are damaged. e. Replace the card reader or keypad reader.
Red Denied a. Token number is invalid. a. Check the access privileges.
b. Time zone is invalid. b. Check the access privileges.
c. Card is damaged. c. Re-encode the operating card. It may be
possible to re-encode a damaged card. If not,
issue a new operating card.
d. Controller has not been
programed.
d. Program the controller.
e. Facility code is invalid. e. Program the correct facility code in the
controller.
f. Token has expired. f. Re-program the token with a valid expiration
date.
g. Controller may be in a lock
down mode.
g. Check to see if a door lock mode is active by
using the handheld device to review the
door mode. If desired, set the door mode to
TZ Control.