Korg X3 Service Manual page 24

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step
4
Checking
the ASS pedal
-
Operate
the ASS pedal
connected
to the
rear panel, and check
that the
values indicated
on
the LCD change sDOothly.
Confirn
that the
value
is
127 when the pedal
is
pressed,
and
0
when the pedal
is
released.
After you have coHpIeted this check, press CENTER] and proceed
to
the next test.
Step 5
Checking
the damper pedal
-
Press
the damper pedal
connected
to
the rear panel, and
check
that
the LCD indicates
ONI
then release the pedal and check that OFF
is
displayed on
the LCD.
After you have completed this check, press CENTER]
to call up
the menu display.
<PREL08D>
External Test#08
-
Take out the PCM card that
is
in
the PCM card slot, and
replace
it
with the preload card.
Then,
press
C9] to
begin preloading.
-
After ending the test
mode,
produce
a
few tones and
check
that they have been preloaded correctly.
The preload card
mentioned above
is
the card used at shipment.
If
you wish
to load
your own data, or
if
there
is
no
preload
card,
switch off
the power to
forcibly end the
test mode and then
switch
the power on again, and load your
data from
a
floppy
disk.
*
<Floppy Disk Drive Test>
This test checks the
READ.
WRITE
and
COMPARE functions
of the
floppy disk
drive.
-
Turn the power on while pressing both CENTER] and
Cl].
-
When the menu screen appears, press
CO] to
enter the Floppy Disk Drive
Test mode.
24

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