Ampac EV3000 - 15 Trouble Shooting

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EV3000 INSTALLATION & COMMISSIONING
15 Trouble Shooting
Prior to conducting any trouble shooting checks it is desirable that the status of any abnormal
condition is recorded.
Fault/Status
Cause
Solution
Mains On Indicator Is
Off
Mains At Dist Board Off.
Mains Switch Off.
Cn1 On M.C.P.
Cn6 On PSU Mother Brd Discon'd.
Mains Fuse Blown.
Turn Power On.
Turn Mains Switch On.
Plug In Correctly.
Plug In Correctly.
Replace Fuse.
System On Batteries.
Mains At Dist Board Off.
Mains Power Failure.
Mains Switch Off.
Mains Fuse Blown.
Turn Power On, Check For Main On
Indicator When Power Is Returned.
Turn Mains Switch On, Replace Fuse.
Charger Fault
Mains Fail.
High Volts:
Charger Output Volts Above 28.5 Volts.
Voltage Normal At 28.5 Volts.
Low Volts:
Charger Output Volts Below 24.5 Volts.
Batteries Fault.
Voltage Normal At 24.5 Volts.
Ref Mains On Ind And System On
Batteries. Fault Status.
Replace Charger Module On Power
Supply.
Replace Supervisory Card On P/S.
Replace Charger Module On Power
Supply.
Replace Batteries.
Replace Supervisory Card On P/S.
Battery Fault Indicator
On After 24 Hours.
Battery Disconnected OR Battery Isolate.
Battery Voltage Below 24.5 Volts.
Low Electrolyte.
Connect Batteries.
Replace Batteries.
Top Up Batteries.
Battery Isolate.
Main D.C. System Fuse.
Battery Cable Loose Or Disconnected.
Plug In Correctly Or Replace Fuse.
Check Connections.
Signal Fault.
PCB Signal Gen Not Plugged In Correctly.
DC Distribution Fuse Blown On Rear Of Common
Board Frame.
Synthesiser Fault.
Signal Levels Too Low.
Plug PCB In.
Replace Fuse 1 Amp.
Replace 302-4910 / 154-0076
Signal/Speech Generator.
Adjust Signal Levels.
Signal Fault Comes On
Intermittently
Code Set On Dip Switch On Signal Generator For
Message Length Incorrect
Evac Or Alert Signal Levels Too Low
Set Dipswitch To Correct Code.
Readjust Signal Levels.
Comms Fault
Section Of The RS 485 Loop Or Internal Comms
Bus Faulty Or Disconnected From Module.
(Cn13 And Cn14 Of Processor Brd)
Check Section And Termination Or Field
Wiring. Check Internal Comms
Connections. Ensure All Modules Are
Plugged In. Ensure Modules Installed In
Correct Order.
System Fault
Module Or Cpu Within Entire System Faulty.
Identify MECP Or SECP Displaying
Module Or Cpu Fault. Ref Module Fault Or
Cpu Fault Instructions.
Module Fault.
Module Containing
RS485 Comms Is
Faulty. Local To That
MECP Or SECP.
DC Fuse On Module Is Blown.
DC Distribution Fuse Blown On Rear Or Common
Board Frame.
Faulty Module.
Faulty Cabling (CN15 & CN17).
Replace Fuse.
Replace Fuse.
Replace Module.
Microphone Fault
302 4840 Brd Not Plugged In Correctly.
Dc Distribution Fuse Blown On Rear Of Common
Board Frame.
Faulty Pre-Amplifier Section.
Plug In Correctly.
Replace Fuse 1amp.
302 4840 Faulty Replace Module.
OWS Zone Fault.
Amplifier/Speak.
Speaker Cabling Faulty:
Short Or Open Circuit Cable.
No Eol Resistor.
No DC Isolation Capacitors Fitted, (Incorrect
Speaker Type).
Amplifier Faulty:
Blown Fuse On Amplifier.
Faulty Amplifier.
Amplifier Not Plugged In
Correctly.
Check As Per Clause 4.2 In EV3000
Commissioning Report.
Fit 47k Eol Resistor.
Fit Capacitors Or Change Speakers
Replace Fuse 5amp.
Replace Amplifier.
Plug In Correctly.
OWS Zone Fault.
Amp/Spkr Fault - All
Zones.
Mic Mixer 302 4840 Unplugged.
Test Signal Generator On 302 4840 Faulty.
Amplifier Bus Cable Unplugged Or Faulty.
Plug 302 4840 Back In.
Replace 302 4840.
Reconnect Or Replace
OWS Zone Fault.
EAID Cabling Faulty.
Check Cable And Connections.