Troubleshooting

Basic problem-solving with an amplifier is similar to troubleshooting 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	Possible Cause	Remedy

No power when MAINS	Mains plug not inserted	Plug in securely
POWER switch is operated	fully into rear socket

No sound	Tape monitor function has	Switch off tape monitor
	been selected on the pre-	at the pre-amplifier
	amplifier
	Wrong connections between	Check audio input lead
	pre-amplifier and the M250	connections
	Speakers not connected, or	Check speaker cables
	incorrectly wired

In multi-channel use, the	Speakers are connected out of	Ensure speakers are
sound is not precise, and	phase	connected correctly
lacking bass and stereo
image

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 M250 power amplifier yourself, as this will invalidate the guarantee.

Issue 4: May 2002

M250 Amplifier	Instructions for Use Page 7 of 8

TROUBLESHOOTING

Problem

Possible Cause

Remedy