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Troubleshooting – Musical Fidelity X-AS100 User Manual

Page 8

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Instructions For Use. Page 8

X-AS100

TROUBLESHOOTING

If none of these actions effect a cure, please contact your dealer, or an authorised Musical

Fidelity service agent. Remember, never open the case of the X-AS100 yourself, as this will
invalidate the guarantee.

Basic troubleshooting of an amplifier is similar to troubleshooting of any other
electrical or electronic equipment. Always check the most obvious possible causes
first. To give you a few ideas of what to look for, check the following:

Problem

Probable Cause

Remedy

No power when POWER
is pressed

Mains plug not inserted
correctly

Plug in securely

PSU unit not connected
to main unit

Plug PSU umbilical lead
into back of main
X-AS100 unit

No sound

Volume control is set
to minimum on Preamplifier

Turn up the volume

Mute is selected on
Preamplifier

Press mute button on
remote control

Preamplifier not connected
to Power amplifier

Check phono cable
connection between units

Speakers are not connected,
or are connected incorrectly

Check speaker cables

Sound is not precise,
lacking in bass and
stereo image

Speakers are connected
out of phase

Make sure that both
speakers are connected
correctly