Read Sony STR-DN840 Service Manual online
STR-DN840
6
If there is a malfunction, a message appears on
the display panel. You can check the condition
of the system by the message. If any problem
persists, consult your nearest Sony dealer.
the display panel. You can check the condition
of the system by the message. If any problem
persists, consult your nearest Sony dealer.
PROTECTOR
Irregular current is output to the speakers, or
the receiver is covered and ventilation holes
are blocked. The receiver will automatically
turn off after a few seconds. Remove the
object covering the upper panel of the
receiver, check the speaker connection and
turn on the power again.
the receiver is covered and ventilation holes
are blocked. The receiver will automatically
turn off after a few seconds. Remove the
object covering the upper panel of the
receiver, check the speaker connection and
turn on the power again.
USB FAIL
An over current from the
(USB) port was
detected. The receiver will automatically
turn off after a few seconds. Check the
iPod/iPhone or USB device, then unplug it
and turn on the power again.
turn off after a few seconds. Check the
iPod/iPhone or USB device, then unplug it
and turn on the power again.
For other messages, see “Message list after
Auto Calibration measurement”, “iPod/iPhone
message list”, “USB message list” and
“Network features message list”.
Auto Calibration measurement”, “iPod/iPhone
message list”, “USB message list” and
“Network features message list”.
Error messages
Reference sections
Clearing the memory
r
a
e
l
c
o
T
All memorized settings
Customized sound fields
Reverting back to the
factory default settings
factory default settings
You can clear all memorized settings and
revert the receiver back to the factory
default settings by performing the
following procedure. This procedure can
also be used to initialize the receiver before
you use it for the first time.
Be sure to use the buttons on the receiver to
perform this operation.
revert the receiver back to the factory
default settings by performing the
following procedure. This procedure can
also be used to initialize the receiver before
you use it for the first time.
Be sure to use the buttons on the receiver to
perform this operation.
1
Press
?/1
to turn off the receiver.
2
Hold down
?/1
for 5 seconds.
The “CLEARING” appears on the
display panel for a while, then changes
to “CLEARED!”.
Changes or adjustments made to the
settings are now reset to the defaults.
display panel for a while, then changes
to “CLEARED!”.
Changes or adjustments made to the
settings are now reset to the defaults.
It takes about a few minutes for the memory to be
cleared completely. Do not turn the receiver off
until “CLEARED!” appears on the display.
cleared completely. Do not turn the receiver off
until “CLEARED!” appears on the display.
Note
?/1
Resetting sound fields
to the default settings
to the default settings
Be sure to use the buttons on the receiver to
perform this operation.
perform this operation.
1
Press
?/1 to turn off the receiver.
2
While holding down MUSIC, press
?/1.
?/1.
“S.F. CLEAR” appears on the display
panel and all sound fields are reset to
their default setting.
panel and all sound fields are reset to
their default setting.
?/1
MUSIC
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