• Check that Power Switch is ON, Mute is OFF,
Gain control(s) and Master are turned up and
Jacks are fully home
• Ensure batteries are in good condition and
connectors are pinched firmly on(,)the correct way
around. Ensure PSU is properly plugged in at both
ends. Warning light indicates less than a 7.3v
charge per battery
• Use a meter/cable tester to check jack leads and
solder connections for resistance and good
connection
• Make sure jack probes are straight and that the tip
contacts are not misshapen in any way
• Check that XLR leads are wired correctly as
standard. See Specifications
• If a socket is set too deeply recessed into an
instrument a jack plug may not make full contact
• Check that mains supply is operating in chain of
power supply with earth connected at all points
• It is recommended the best quality of connectors
be used. We recommend quality products: Neutrik,
Deltron & Schurter, Switchcraft, ST Professional &
GH. Headway offers quality jack leads with
appropriate lengths and specifications
• If EDB-2 H.E has become overheated, turn off,
cool it down and try turning on a little later to re-
start, checking leads and connected devices. Try
changing or removing batteries
P.67
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