Troubleshooting - Musical Fidelity F225 Instructions For Use Manual

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
No power when POWER
is pressed
Hum when listening to
turntable
No sound
Sound is not precise,
lacking in bass and stereo
image
Remote control operation
is not possible
If none of these actions effect a cure, please contact your dealer, or an author-
ised Musical Fidelity service agent. Remember, never open the case of the F25
yourself, as this will invalidate the guarantee.
Probable Cause
Mains plug not inserted
correctly
Incorrect earthing of pickup
arm cable
Volume control is set to
minimum
"Mute" pressed on remote
control
Power amplifier is not
connected
Speakers are not connected
Wrong input is selected
Speakers are connected out
of phase
Amplifier's power switch is
set to off
Batteries not inserted in
remote control unit
F25

TROUBLESHOOTING

Remedy
Plug in securely
Either connect or
disconnect the pick-up
arm earth wire to the
earth terminal on back
panel
Turn up the volume
Press "mute" again
Check cables and power
amplifier
Check speaker cables
Check input selection
Make sure that both
speakers are connected
correctly
Set switch to on
Insert batteries
Instructions For Use. Page 8