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KEYS LOCKED OUT a) More than one device is
connected at the same address.
b) Too many incorrect key presses
have been entered to create a ‘Code
Guessing’ condition.
a) Ensure correct addressing so that there
are no overlaps. Next, power the system
down and back up again to correctly
reinitialise.
b) Wait 90 seconds for the keypad to be re-
introduced onto the system.
Authorisation
Required
The master manager will need to
give the Engineer access
The option ‘Allow Engineer Menu’ will need to
be enabled by the master manager
9.2.3 Detection Faults
Fault Description Solution
CASE TAMPER Case tamper switch open Ensure the switch is closed
Code Guessing Up to 13 invalid key presses have
been entered or three invalid tags
have been presented.
Press the ‘NO’ key to clear.
9.2.4 Power Supply Problems
Fault Description Solution
BATTERY FAULT
xxx
Battery not present or Battery volts
low
Note: This indication should be expected
during recharge after a mains failure.
BAT LOAD FAIL Battery Load Test has failed Only displays if the option is selected. If the
battery is uncharged or the capacity is below
specification, then it may need replacing.
BAT CRITICAL Battery being disconnected Protects the battery from deep discharge
damage during an extended mains failure.
Note: The system is about to be powered
down!
MAINS FAIL xxx Mains supply failed The system detects that the mains frequency
is out of specification, as well as voltage.
Note: ‘AC FAIL’ timer operative.
LOW VOLTS xxx Power supply volts low Battery volts below normal ‘battery fault’
level during a mains failure.
9.2.5 Engineer Indications
Fault Description Solution
Engineer Access
Denied
Access to Engineer menu NOT
possible, as system is not fully
unset.
Ensure that ALL areas are unset, using
suitable user codes/tags at the appropriate
keypads/readers.
Check Failed Input
xxx
Input in fault on attempting to exit
Engineer mode.
Applies to 24-hour tamper, or other input
types that would generate an alarm condition
if the system were returned to unset mode.
This also applies to tamper faults on other
input types. Check for the fault on input, or
omit it in programming.
Error input Areas
not accessible
An input has been programmed to
an area for which no setting point is
valid to unset.
It would be impossible to fully unset the
system after a tamper alarm on that input.
Programming must be adjusted before
exiting Engineer mode.
Error some Areas
cannot be unset
Setting points have been
programmed so it is possible to set
an area, but not unset it.
Programming must be adjusted before
exiting Engineer mode.
9.2.6 Wireless Faults (If Wireless ZEM installed)
Fault Description Solution
U-01 (xx)
WLs LOW BATT
Low battery on wireless keyfob
(user) number ‘xx’
Replace the battery on the keyfob
mentioned.
I-01 (xx)
WLs LOW BATT
Low battery on wireless input
number ‘xx’
Replace the battery on the input device
mentioned.
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