Musical Fidelity M250 manual Troubleshooting, Problem Possible Cause Remedy

Page 7

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

 

 

Image 7
Contents M250 IMPORTANT! U.K. only Safety InformationInstallation Precautions and User Information General AdviceRadio Frequency Interference R.F.I Back panel layout Connections and FacilitiesConnections Operation Audio Sense ModeTrigger Mode Audio AdjustmentProblem Possible Cause Remedy TroubleshootingM250