Sony DPS-V55 - Additional Information: Factory Settings; Restoring Original Factory Defaults; Troubleshooting; Common Operational Problems and Solutions

Additional Information
Restoring the Original Factory Settings
You can restore the entire user memory and all system settings to
the original factory conditions.
:
1 Turn off the power.
2 Hold down SAVE and SYSTEM, and turn the power back on.
“All Initialize!!” appears in the display and the unit is reset to
the original factory settings. -
Note
All user memory data is rewritten by the original factory data.
Before restoring the original factory settings, be sure to save all
necessary data (in a MIDI data filer, etc.).
Replacing the Memory Back-up Battery
If “Battery Low!” appears in the display when you turn on the
power, the internal memory back-up battery is nearly exhausted.
In order to preserve the user memory data, promptly request
battery replacement service from the store of purchase or a nearby
Sony dealer.
Note
User memory data may be reverted to the original factory data
when requesting battery replacement. Be sure to save important
data using an external MIDI data filer, or by writing down the
settings on a piece of paper (etc.).
Troubleshooting
If this unit does not operate as expected, the problem may
simply be an oversight, a disconnected cable or a setting
error. Before calling a service technician, compare the
symptoms of the problem with those listed below to see if
you can correct the problem yourself.
No‘sound is heard, or the sound is small.
Press BYPASS to cancel mute.
Check to see if the INPUT LEVEL knobs are set to
the appropriate level.
Check that all the cables are connected correctly.
Make sure the level of the “Master Level”
parameter is not set excessively low (see page 14).
Check the volume of the connected amplifier or
mixer.
4+ uh ue
The input sound is not modified.
=> Press BYPASS to cancel bypass.
=> Is one (or both) of the effects set to “Off”?
The input level indicator lights red.
=> Turn INPUT LEVEL to the left to reduce the input
level of the respective channel.
=> Reduce the output level of the source component.
=> Set the INPUT level selector switch to +4 dB and
use the INPUT adjustment knob to re-adjust the
input level.
MIDI operations cannot be carried out.
=> Make sure the MIDI receive channel matches the
transmit channel of the MIDI device.
=> Make sure the MIDI cable is connected securely.
= Make sure the MIDI program table is set correctly.
“RAM Error!" appears in the display and output is cut off.
=> Reset the unit using the procedure described in
“Restoring the Original Factory Settings”.
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