Fault Finding; First To Alarm Indication - Scantronic 500r+ Guía De Instalación Y Programación

Symptom
• FAULT TONE AND FLASHES CONTINUOUSLY.
• CONTROL UNIT SOUNDS WHEN POWER APPLIED. • Problem with External sounder anti tamper circuit.
• FLASHES, CONTROL UNIT WILL NOT RESET. • Check connections and ensure switch is fully closed by contact with
• FAULT TONE AND ZONE AND
• CANNOT LEAVE PROGRAMMING MODE.
• (AND POSSIBLY ZONE) LED ON.
• FAULT TONE AND LED ON STEADILY
• LED FLASHING.
• PIR DOES NOT DETECT MOVING PERSON
(NO RED LIGHT).
• PIR DOES NOT APPEAR TO TRANSMIT
IMMEDIATELY WHEN DETECTION TAKES
PLACE.
• WHEN DOOR OPENED,
AND ZONE LEDS FLASH
AND INTERNAL ALARM SOUNDS.
• SAB WILL NOT STOP RINGING.

First to Alarm Indication

6. Fault Finding

Response
• Mains supply has failed, control unit operating from battery only.
• Check mains connection and fuse.
wall. Ensure cover on External sounder is secure.
LED ON. • Low battery in detector indicated - replace battery.
(System can still be armed with low battery indication.)
• on steadily - control unit tamper not closed.
• flashing - External sounder tamper not closed.
• Zone LED with
• Clear fault. Press R (
• Key in 99 (
• Control unit has not received transmission from detector for last 203
minutes.
• Use Command 77 to see which detector is not transmitting.
• Control unit detecting interference on same frequency as detectors.
• Wait till
Technical Support.
• To save power, after each activation the PIR ‘sleeps’ for three
minutes. Any movement during the three minutes will extend the
sleep period by another three minutes. See “Testing - PIR Testing
and Lockout”.
• Check detector battery.
• This is normal. The PIR may take up to two seconds (variable)
to transmit after detecting a moving person.
• Detector case not properly closed, or not screwed down fully to
close tamper switch.
• SAB not receiving power.
• Check fuse F1.
• Check tamper switch on external sounder.
• Ensure cover on External sounder is secure.
496192 Issue 3
- detector open or not screwed down firmly.
will glow steadily),
and glow steadily).
goes out. If Jamming persists, call Scantronic
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