Envoy 1-4 Zone Conventional Fire Alarm Control Panels Service Manual download pdf (Page 19)

MENV-MINI4-02 Issue2 June 2006

Controls and Indications Continued

TABLE 1

SUPPLY HEALTHY

Indicates permanently when panel is correctly powered.

TEST MODE

Pulses when the control panel is in engineer’s test mode. The individual

circuit fault lamp will be on (steady) whilst the circuit is in test mode. It is not

possible to test a disabled zone. See page 20 “Test Mode” for more details.

DISABLED

Indicates when a zone or sounder circuit has been disabled using the disable

button on the keypad. The LED remains on steady if any disablement is

present on any of the circuits. The individual circuit fault lamp will be on

(steady) whilst the circuit is disabled. See page 21 “Disable Zones or

Sounders” for more details.

ARW

Automatic Reset Warning, Indicates if the processor has been rebooted. Will

indicate when panel is first powered up. See fault finding section for more

details. Reset panel to clear indication.

“ENABLE CONTROLS” KEY-

SWITCH (OPTIONAL)

Optional Key-switch to activate the buttons on the keypad. They do not

function unless this switch is in the on position. This can be fitted

retrospectively.

POWER FAULT

Indicates a fault with the power supply. A fast pulse = battery fault. A slow

pulse = voltage faults. An intermittent blip = mains fault. See fault finding

section for more details.

AUX / DISABLED

Indicates if the remote relay outputs have been isolated using the isolate

remote button on the keypad.

SOUNDER CIRCUIT FAULT

Indicates that there is a fault on the individual sounder circuit or that the

sounders have been disabled or are in test mode. A fast pulse = short circuit.

A slow pulse = open circuit. Sounder circuit fault LEDs are on (steady) for

disabled or test mode. Note:- disablement or test mode will have priority. See

fault finding section for more details.

COMMON FAULT

LED Indicates when any fault occurs. Note:- when a mains failure fault is

present the LED blips intermittently to conserve the batteries. See fault

finding section for more details.

COMMON FIRE

LED Indicates when any zone is in fire. Pulsing when fire or evacuate is

active, will steady when alarms silenced.

ZONE FAULT / DISABLED / IN

TEST

Indicates that there is a fault on this zone, or that the zone is in test mode, or

has been disabled. LED on (steady) in “test mode” or “disabled“. A slow

pulse = open circuit. A fast pulse = short circuit. Note:- disablement or test

mode will have priority. See fault finding section for more details.

FIRE ON ZONE

Indicates that there is a fire condition on this zone. Pulses when in fire, will

steady when alarms silenced. New zones in fire will pulse until silence

alarms is pressed again while the existing silenced zones will remain steady.

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Envoy 1-4 Zone Conventional Fire Alarm Control Panels Service Manual Page 19

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