Page 57
EWCIE Technical Manual
15 Trouble Shooting
Resolution of all suspected faults MUST only be carried out by suitably qualified technical
operatives.
Problem
Solution
Power Fault illuminated
Check PSU output voltage it should be set to 27.6V
(Nominal).
Check mains
Check the battery has been connected properly
Refer section 10 for fault diagnosis
Earth Fault LED illuminated on
Amplifiers
Check all input and output cabling and wiring assemblies
for short to ground
System Fault LED illuminated
Ensure correct panel configuration
Check DIP switch settings
Check cable connections between control board and
amplifiers
General Fault illuminated
Check amplifier 100Vac speaker line and Strobe line.
Summary of Contents for EvacU
Page 6: ...Page 5 EWCIE Technical Manual Figure 1 Typical EWCIE System ...
Page 31: ...Page 30 EWCIE Technical Manual Figure 12 Standalone 3 x 50W with 10Amp PSU shown ...
Page 38: ...Page 37 EWCIE Technical Manual 10 9 6050 0008 EvacU Standalone 50W System Drawing ...
Page 40: ...Page 39 11 2 FireFinder plus 25W and 50W ...
Page 41: ...Page 40 11 3 LoopSense 25W and 50W ...
Page 43: ...Page 42 11 5 Multiple Amplifiers LoopSense FireFinder Plus ...
Page 44: ...Page 43 11 6 Multiple Amplifiers FireFinder ...
Page 45: ...Page 44 11 7 25W and 50W Amplifier with optional Audio Line Splitter ...