Sony DPS-D7 - Specifications; Troubleshooting

Specifications
Troubleshooting
XLR-3-31
equivalent connector
(1
: GND 2 : HOT 3 : COLD)
Output
XLR-3-32
equivalent connector
(1
: GND 2
: HOT
3
: COLD)
General
Frequency response
10-22
kHz ±
°
0
dB
Signal-to-noise
ratio
more than 94 dB
Dynamic range more than 94 dB
Total
harmonic distortion
less than 0.0035%
(1
kHz)
A/D, D/A
delay time approx. 2.3 msec
Memory
Preset memory 1 00 effects
User
memory maximum of 256
effects
Power requirement USA
and Canadian model
120 VAC, 60 Hz
UK model
240 V AC,
50/60 Hz, adjustable
with
a
voltage selector
Continental
European model
230
V AC, 50/60 Hz, adjustable
with
a
voltage selector
Power
consumption
28 W
Dimensions Approx.
482
X
44
X
320 mm
(19
X
1
3
/
4
X
12
s
/
8
inches)
(excluding
projections) (h/w/d)
Weight 4.8 kg
(10
lb 10 oz)
Design
and
specifications are
subject to
change
without
notice.
Note:
This appliance conforms with EEC
Directive 87/308/EEC
regarding
interference
suppression.
Connector
type
Reference
output level
MAX.
output level
Output
Impedance
Circuitry
type
XLR-3-32
equivalent
+
4
dBs
+24 dBs
Min. 600 n Balanced
Phone jack -10dBs
+ 10 dBs Min.
10
kfl
Unbalanced
A/D
Converter 1
8
bit oversampling
Stereo A/D
converter
D/A Converter
Pulse D/A converter
Sampling Freq. 48 kHz
Input
Connector
type
Reference
input level
MAX.
input level
Input
Impedance
Circuitry
type
XLR-3-31
equivalent
+
4 dBs
+ 24
dBs
10 kft
Balanced
Phone jack
-10
dBs + 10 dBs 50
ktl
Unbalanced
Symptom
Check if:
Power does not
turn
on.
.
The power
cord is
not
connected
to an AC
outlet.
No sound
is heard.
•
The
INPUT control
is set to 0.
•
The
DRY and
EFFECT
controls
are set to
0.
No
sound effect is
heard.
.
The
EFFECT
dial is set to
0.
•
The
BYPASS button
is
pressed.
Sound is distorted.
•
Input
level is too
high.
-*•
Turn the
INPUT control
counterclockwise
to lower
the
level.
No
stereo
efect is
obtained.
.
Input
mode
in the
System
block is set to
“mono".
Uncontrollable
with
MIDI.
.
MIDI
receive
channel is
suitable
for send
channel of a
MIDI
equipment.
.
The control
number
assigned
to
this unit
is used.
APPENDIX D, E
41
Classification
Chart
for
Editing/Specifications/Troubleshooting