Pyronix PCX 46 Engineer Reference Manual page 39

485/COMMS
LOST
Keypad display is
BLANK
KEYS LOCKED
OUT
8.2.3 Detection Faults
Fault
BELL
TAMPER
CASE TAMPER
Code Guessing
BELL
Fault
8.2.4 Power Supply Problems
Fault
BATTERY FAULT
xxx
BAT LOAD FAIL
BAT CRITICAL
MAINS FAIL xxx
FUSE x FAULT
LOW VOLTS xxx
8.2.5 Engineer Indications
Fault
Engineer Access
Denied
Check Failed Input
PCX 46 Programming Reference
Keypad = Kpd Reader = Trd
Control panel = Pnl
Displayed on keypad that has not
yet established communications
with the control panel (End
Station)
Keypad address does not match
any keypad enabled in the panel.
a) More than one device
connected at the same address.
b) Too many incorrect key
presses have been entered to
create Code Guessing condition.
Description
Tamper fault detected on
connection from SAB
Case tamper switch open
Up to 13 Invalid key presses have
been entered or 3 invalid tags
have been presented.
Bell or other warning device has
triggered its fault output which is
detected by the PCX control
panel
Description
Battery not present or Battery
volts low
Battery Load Test has failed
Battery being disconnected
Mains supply failed
Fuse identified failed,
OR Output protected by fuse
drawing excessive current
Power supply volts low
Description
Access to Engineer menu NOT
possible, as system is not fully
disarmed.
Input in fault on attempting to
Part of routine initialisation procedure.
If persists, check display at other
keypad(s) to confirm if device failure is at
keypad or complete system BUS failure.
Temporarily install additional keypad.
Check keypad address by pressing and
holding [D] until the security code is
required. Enter 2000 and set the keypad
address. The PCX 46 built in keypad
address MUST be always set to [00].
Make sure in the "Install Keypads and
Readers" menu in Engineer mode the
keypad address set up correctly.
a) Correct addressing so that no overlaps.
Then power system down and up again to
correctly reinitialise.
b) Wait 90 seconds for keypad to be re-
introduced onto the system.
Solution
Terminal TR should be at or near 0v.
If not, is Bell Tamper switch closed?
Check Fuse F2 intact, and connections to
SAB.
Ensure the switch is closed
Press the X key to clear.
Correct fault at warning device to restore
the output.
Solution
Note: This indication should be expected
during recharge after a mains failure.
Only displays if option selected. Battery
uncharged or capacity below specification
may need replacing.
Protects battery from deep discharge
damage during extended mains failure.
Note: System is about to be powered
down!
System detects mains frequency out of
specification, as well as voltage. Note:
'AC FAIL' timer operative
Fuse 1 = PGMs, Fuse 2 = BELL
Fuse 3 = AUX, Fuse 4= BUS
Fuse 5 = BATTERY
Battery volts below normal 'battery fault'
level during mains failure
Solution
Ensure that ALL areas are disarmed,
using a suitable user codes / tags at
appropriate keypads / readers.
Applies to 24-hour tamper, or other input
Page: 39