Warning; Troubleshooting - Magnavox MFX-450 User Manual

MFX450_eng 11/26/02 3:21 AM

TROUBLESHOOTING

WARNING

Under no circumstances should you try to repair the
set yourself as this will invalidate the warranty. Do
not open the set as there is a risk of electric shock.
PROBLEM
Set does not work
and is in standby mode
No sound
No sound on the
left or right side
Poor sound or no sound at SURROUND mode is not switched on.
the center or surround
speakers
Poor bass sound
Bad sound
Surround sound level is
too low or too high
Center sound level is too
low or too high
Only center speaker is
heard in Dolby Surround
Pro Logic
Bad radio reception,
automatic programming
does not work properly
No digital recording
possible via digital output the digital recorder.
Whole recording appears The DVD player does not provide track
as one track when
recording from DVD disc
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POSSIBLE CAUSE
The overheating safety circuit
has been activated.
VOLUME is not adjusted correctly.
Headphones are connected.
The wrong source is selected.
One speaker is connected incorrectly.
A speaker cable is damaged.
Volume balance in the receiver menu is
adjusted incorrectly.
Surround and/or center speakers are not
(properly) connected.
Surround and/or center speakers are switched Set speaker present to YES.
off in the SPEAKR SETUP menu.
A speaker cable is damaged.
Speakers are not in phase.
Badly matching setting for the given type of
music or sound.
The level of the surround sound is not
adjusted properly.
The sound level of the center channel is not
adjusted properly .
A mono signal is reproduced.
Receiver or antenna is positioned near a
radiation source such as TV, CD player,
CD recorder, DVD player, etc.
The sampling frequency is not accepted by
information.
If a fault occurs, first check the points listed, before taking
the set for repair.
If you are unable to solve a problem by following these hints,
consult your dealer or service center.
SOLUTION
Switch the set off and let it cool down. After
having let the set cool down switch it on again
and select a source by rotating SOURCE SELECT
or pressing a source key on the remote control.
Adjust the VOLUME.
Disconnect headphones.
Turn SOURCE SELECT to select the correct
source.
Connect the speaker properly.
Replace the cable.
Adjust VOL FRONT-L and VOL FRONT-R
in the receiver menu.
Press SURROUND ON/OFF to switch on the
surround sound.
Connect the speakers properly.
Replace the cable.
Connect the colored (or marked) wires to the
colored terminals and the black (or unmarked)
wires to the black terminals.
Correct the sound settings on the receiver.
Adjust the level of the surround sound on
the receiver.
Adjust the level of the center channel
on the receiver.
Choose a different sound source or switch off
surround sound.
Change the position of the interfering unit
or try to switch it off.
Make sure the digital recorder can handle
sampling frequencies between 32 kHz and 48 kHz
or make the recording via analog output.
Record each track individually or use the
"manual track increment" feature on the recorder.