Roland HP 2700 - Tremolo and Chorus Messages; Reverb Messages; Program Change Messages; Exclusive Communications

HP-3700/2700
TEST
MODE
This
test
mode
is used
both for testing
the
main
board
by
itself
(using
the main
board
testing device)
and also
for
testing
the
entire
unit
after assembly.
i<
Overview
of
test mode
To
enter
test mode,
set the
TEST/
NORM
switch
on the
main
board to
TEST, and
turn the
power
on.
When
test
mode is first
entered, the
“All
LED
all
switch”
mode
will be
selected
(explained
later).
To
exit,
press DEMO
button
on the
panel.
In test
items other
than “All LED all
switch”,
the
DEMO
LED
will
always be lit,
indicating that you
are
in test
mode.
The
LEDs for CHORUS,
TREMOLO,
ROOM, STAGE,
HALL, UP,
and DOWN will
always indicate
the test item
number.
To
directly
select test items,
you can
press these
CHORUS,
TREMOLO, ROOM,
STAGE,
HALL, UP, and
DOWN
switches.
To
move
to the next test
item, press DEMO.
To
return to the
“All LED all switch”
test, press
TRANSPOSE.
Except
while outputting
a sine wave or square
wave,
you
can
play the keyboard
at any time while
in
test mode.
mm
MAIN-K-
K±®
TEST/NORM
X-r
-y
f-^TESTffll)IC
LT®
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h
•
^r-
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tt
LED
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SWJ
(^j®)
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^-'°T'.'1^±®DEM0^;5'
LED
±
SWJ
Jil^®rX
DEMO LEDli-^ir^i^jiL.
rX
h
•
L
i L
t-to
CHORUS.
TREMOLO. ROOM. STAGE. HALL.
UP.
DOWN®#LED(i.
xX hJSg®H^'£-Si-^^Lri-'S-ro
C
Jib®
CHORUS.
TREMOLO.
ROOM.
STAGE. HALL.
UP. DOWN®^SW^-}f^Cil::J;o'r.
xX
DEMO^fffi^):®xX
t'^gfcitAS-fo
TRANSPOSE
LED
^
SWJ
®t*cSglcM^ S
fo
iJ-T
>ig^.
xX
h
•
Kif
TrUH
List
of test items
:horus.
tremolo,
room,
stage, hall,
up,
down
CHORUS,
TREMOLO,
ROOM,
I
^
r^l *
'
r
0
(when
power is turned All LED all switch
1
O
•
• • • • •
Low level sine wave
2
• o
• • • • •
MIDI IN/
OUT, MIDI
sense, pedal
sense
3
•
• o
•
• •
•
Soft pedal
4
• •
• o • • •
Sostenuto pedal
5
• •
• •
o #
•
Damper pedal
6
o
•
• • •
o
•
Volume
7
• o
• • •
o •
Brilliance
8
•
• o
• •
o
#
TUNE VR
9
• •
• o • o
•
Direct
sound
10
• •
• •
o o
•
Resonance sound
11
o
• •
•
• • o
Battery
12
• o
• • • •
o
Sine wave
13
•
• o
• • •
o
Square wave
hilg-M
CHORUS,
TREMOLO, ROOM,
STAGE, HALL,
UP,
DOWN
"1
r"i
M
'
/
'
'
—
I
0
VP#)
±
LED
^
SW
1
o
• • •
• • • U'<JU0iS:(,
2
• o
• • • • •
MIDI IN/
OUT,
MIDI
sense, pedal sense
3 • •
o
• •
• • 7
7
4
• •
•
o
•
•
•
VXxX-
5 • •
• • o • •
6
o
• • •
•
o
•
A'lJ
i-A
7
•
o
• •
• o •
y'j
')yyx
8 • • o
• • o •
TUNE VR
9
•
• • o
• o •
y-T
10
• •
• • o o
•
Vl/d-VXg-
11
o
•
•
• • •
o
%%
12
•
o
• •
• • o -tJ-'f
V®
13
• •
o •
• • o
O
:
lit
•
: unlit
O
: -^iT
•
: /likT
Dec. 1990
Expianation
of
test
items
0)
All LED all switch
Check that
all
LEDs
are lit. Press each
switch
(except
DEMO),
and
check
that the corresponding
LED is turned
on /off.
To exit
this
condition, press DEMO.
1)
Low
level sine wave
O# •••
••
A
low level
sine wave
(1
cycle 9.2 mS, 26
mVpp)
will
be output
to OUTPUT L
and OUTPUT R.
Use this
signal to adjust
the MSB of the D/A on
the
jack
circuit board.
(For
the adjustment
procedure, refer to page
30
of
“Adjustment”.)
To
advance to the next test item,
press
DEMO.
2)
MIDI IN/OUT,
MIDI IN
sense,
pedal
sense
•o
••• ••
Connect a
MIDI connector to MIDI IN, and check that
PIANO 2
lights.
Use a MIDI cable to
connect MIDI IN and
OUT,
and check
that
PIANO
1
lights. Connect the pedal connector, and
check that HONKY TONK
lights.
LED
Meaning when lit
PIANO
1
PIANO
2
HONKY
TONK
MIDI IN/
OUT is normal
a connector is connected to
MIDI IN
a
pedal
connector is connected
To
advance
to the next
test Item, press
DEMO.
3)
Soft
pedal
••
O## ••
The
soft
pedal value read
by the
CPU
will
be indicated
by the
LEDs.
*
1
Check
that the displayed
value
changes smoothly
from
the
minimum
to the maximum,
according
to how
you
depress
the soft pedal.
Check
that the display
does not
change when
you
press
a pedal
other than
the soft pedal.
To
advance
to the next
test item, press
DEMO.
4)
Sostenuto
pedal
## #0# ##
The
sostenuto
pedal value
read by the
CPU will
be
indicated
by the
LEDs.
*
1
Check
that the displayed
value changes
smoothly
from
the
minimum
to
the maximum,
according
to how
you
depress
the sostenuto
pedal.
Check
that the display
does
not change when
you press
a pedal
other than
the
sostenuto pedal.
To advance
to the next
test item,
press
DEMO.
5)
Damper
pedal
##
##0
##
The damper
pedal value
read
by the
CPU
will
be indicated
by the
LEDs.
*
1
Check that
the
displayed
value
changes smoothly
from
the
minimum
to the
maximum,
according
to how
you
depress
the
damper
pedal.
Check
that the
display
does
not
change when
you
press
a pedal
other
than the
damper
pedal.
To
advance
to the
next
test
item, press
DEMO.
hmmmm.
0)
±
LED
±
SW
t-<X<D LED
;6L'±i'Lr-r
-5
L
i ^SSig Itt.
SSW
(DEMO^^O
L.
<9
^t> -S
C
i
Lt-to
DEMo^w-rt.
1)
O# ••• ••
U^;U®<SV'-thT
9.2mS,
26mVpp)
A
OUTPUT
LSO-'OUTPUT R
C®ffl-^^flJfflLT.
-y
K®D/A®MSB^|liSL
tto
DEMO^-Jtp-Ti.
^^®xX
hJSgicitASfo
2)
MIDI
IN/OUT, MIDI IN
sense,
pedal
sense
•O ••• ••
MIDI
piano
MIDI
INiOUT^MIDiy-X;LTrg^L. PIANO I
if
L
.
HONKY
TONKAL'S'jrT'r
-S 0
i
MLttc
LED
,#iTP#0,m
PIANO
1
PIANO
2
HONKY TONK
MIDI
IN/OUTttlEffi
MIDI
y
jL 3
^ $
nr
t
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«
DEMO^fl1-i. i^®xX
7
7
L
^
CPU
tm^
LED
TTg
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L S
-To
*
1
bftAM
t ^
c
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7
7
h
l
nii,
^
c
i ^
WMLt-iTo
DEMO^-fl-fi.
!^I®xX
mglCiiAS-To
4)
••
#0#
••
7
X
X
7
-
h
^
A
CPU
LED
L
tto
*
1
-S
C
i ^SSIS L S
fo
7
xx
7
- L
luk'
DEMO^ff-Ti. ^®xX
LJ^giciiA^fo
5)
••
##o
#•
y
CPU
Z^fz^i^LED
it
to
*
1
bftAM
t
-5
C
i
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^mmLttc
DEMO^flfi. '(koi^x
hmstzm^ttc
28