Use only Headway Music Audio supplied 18v PSU. EDB/VAP-
PSUs will also power: EDB-1, EDB-2, EDB-2 H.E, EDM-1 & EDM-
1 H.E
However, the earlier, smaller EDB/M Power Supply Unit at 0.5A -
0.8A may not power EDB-2 VAP adequately
Headway Music Audio will not maintain guarantees where an
incorrect power supply has damaged a pre-amp
19.2.9 WEEE (EU /EEA) Regulations and Environmental
Disposal: power supplies, batteries and pre-amplifiers should never
be randomly disposed of in a bin/garbage or sent for landfill
disposal. Repair and service pre-amplifiers for long term use and
use local recycling and electronics collection schemes
RoHS Regulations (EU/EEA): EDB-2 VAP and other Headway
products are made in accordance with RoHS Regulations and are
made free of lead and other environmentally damaging substances
20 TROUBLE-SHOOTER CHECKLIST
20.1 AVOIDING ACOUSTIC FEEDBACK & ROOM RESONANCES
Turn the amplifiers, instruments and microphones down and turn off
or turn off features, when not in use
Re-angle instruments and microphones to the side of, off axis or
behind the speaker cabinets
Re-positioning speakers
P. 81
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