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SPX1000
SPX1000
1
8.
TEST
8:
MIDI
Check
(1)
Connect
the
MIDI
IN
jack to the
MIDI
OUT
with
a
MIDI
cable,
and switch
the
MIDI
OUT/THRU
to
OUT.
(2)
Select the
test-number
''8'',
and
press the
"RECALL"
switch
to
initiate
the
test.
(3)
A
result
of
the
test
will
be
displayed
on the
LCD.
When
the
test
is
OK,
If
the
output data
from
the
MIDI
OUT
don't
return to
the
CPU
through
the
MIDI
IN,
nor
the received data
at
the
CPU
is
not
correct.
9.
TEST
9:
AD
OFFSET
Adjustment
(1)
Connect
a
powered
speaker
to
the
L or
R
OUTPUT
connector
in
order to obtain
sound
check.
(2)
Select the
test-number
"9", and
press the
"RECALL"
switch
to
initiate
the
test.
If
an
Offset voltage
is
present, the
click
noise
can be
heard
from
the seaker.
(3)
Adjust
the
VR106
on
the
AD
Circuit
Board
to
minimize the
click
noise
level.
10.
TEST
10:
Factory Set
(1)
Select the
test-number
"10", and
press
the
"RECALL"
switch
to
initiate
the
test.
(2)
If
this
function
is
activaed, the
LCD
will
indicate a
message
as
shown
below.
8
.
-rX
h
8
:
MIDIf^x -y^
(1)
MIDI
-
IN t
MIDI
-OUT
MIDI
iJ
MIDI
-
OUT/THRU X
^ y
f-
^
OUT
fflij
L
T
U'
# ^
-to
T X
L -u
8
"RECALL"
X
4
yf-S-ff
LSfo
(2)
rx
Lx>e^*'i-LCDUS^?U.S1'c
OKX>B$
9
.
-fx
h
9
:
ADt7-t'y
(1)
rXF(cAI)fIU.
KX
OUT-
PUT
L.
"RECALL"
X-f
y^^ffLSto
(2)
t.
Xb°-;^j:9^ij
y
b(7)BfU{±.
AD->-
F<7)¥ElSffil5i;VR106U
10.
-rX
MO
:
7
7^'
h
IJ
--fe'y
h
(1)
"RECALL"
XT
y
f-Srff
Lifo
(2)
TXM0UAI.L.
LCDUIi?AX)J:
7
tlito
D
I
AG.
VI.
0
T
E
S
T
M
1
D
I
OK
D
I
AG.
VI.
0
TEST
MIDI
NG
D
I
AG.
V
1.
0
RAM INITIALIZE
?
53
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