Additional Information; Troubleshooting; Block Diagram - Sony DPS-V77 Mode D'emploi

Additional Information

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.
/ When inputting analog signals, check to see if the
INPUT knob is set to the appropriate level.
/ When inputting digital signals, check the Input
levels in the System: Setup.
/ Check that all the cables are connected correctly.
/ Make sure the appropriate input mode is selected
on the System: Setup Input screen. You cannot input
analog signals if the input mode is set to "DIGTL."
/ Make sure the effect levels in the mixer block are
not set excessively low.
/ Check the volume of the connected amplifier or
mixer.

Block Diagram

ANALOG INPUT
CH1
BALANCED
CH2
CH1
LEVEL SW
(-20/+4 dB)
UNBALANCED
CH2
INPUT SW (AUTO)
DIGITAL
IN/OUT
MIDI IN
MIDI OUT/THRU
PEDAL IN 1
PEDAL IN 2
28
EN
BYPASS LINE (ANALOG)
INPUT LEVEL
(PANEL)
CH1
A/D DSP
CH2
CPU
The sound is not modified by the selected effect.
/ Press BYPASS to cancel bypass.
/ Is the effect set to "OFF"?
The morphing effect does not work.
/ Make sure to SAVE the effect after changing the
structure to [MORPH].
/ Make sure the structures of all the effects you want
to morph between are set to [MORPH].
The input level CLIP indicator lights.
/ Turn INPUT to the left to reduce the input level.
/ 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 control number is set correctly.
/ Make sure the MIDI cable is connected securely.
OUTPUT LEVEL
(PANEL)
CH1
D/A
BYPASS SW
CH2
PRESET USER
MEMORY MEMORY
JOG/SHUTTLE
LED/METER
SW
LCD
CLOCK
ANALOG OUTPUT
CH1
BALANCED
CH2
CH1
LEVEL SW
(-20/+4 dB)
UNBALANCED
CH2