Fault Elimination
31
Operating Problems During Normal Operation
Problem Possible
cause(s)
Elimination
Area cannot be disarmed. In-
terval signal is sounded im-
mediately after the system
status is displayed on the
reader.
User not authorized to arm the a-
rea.
User temporarily unauthorized to
arm the area because he belongs
to a specific time group.
Repeat the arming process after re-
moving any of the possible causes of
errors.
Area cannot be disarmed. In-
terval signal sounds for ap-
prox. 15 seconds after dis-
arming was requested (=
green LED flashes).
In the case of multiple detection
areas: arming sequence not ad-
hered to.
Additional coded arming device
(e.g. timer locks) preventing sys-
tem from disarming.
Repeat the arming process after re-
moving any of the possible causes of
errors.
Area cannot be disarmed. In-
terval signal sounds for ap-
prox. 60 seconds after dis-
arming was requested (=
green LED flashes).
No code entered.
The
"
" key was not pressed af-
ter the code was entered.
Repeat the arming process after re-
moving any of the possible causes of
errors.
Door will not open despite
correct disarming procedure.
Bolt is stuck (door could be slightly
warped).
Gently jolt the door, then arm and di-
sarm the system. If this is unsuccess-
ful the door will have to be pus-
hed/pulled open with force (prede-
termined breaking point in the SPE
blocking element will break, the door
remains undamaged).
Interval signal sounds during
code input.
You are not intended to enter co-
des in this state.
Consult your security manager.
Interval signal sounds after a
code is entered..
Incorrect code entered.
Fewer than 6 digits entered.
For NZ 300 LSN: 4-digit default
code not yet extended to 6 digits.
Check possible causes of error or in-
form your security manager.
The "Change code" function
cannot be initiated from the
code keypad.
The "Same code for all users" set-
ting has been programmed.
Lockable code keypad: The "+"
key on the keypad has not been
activated.
Deactivate the specification in pro-
gramming
Insert bridge LF1/LF2 on the keypad
circuit board.