Kawai GB-1 User manual

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KAWAI
SESSION TRAINER
OWNERS
MANUAL

This equipment generates, uses, and can radiate radio frequency energy. If not installed and used
in accordance with the instruction manual, it can cause interference to radio communications. The
rules with which it must comply afford reasonable protection against interference when used in
most locations. However, there can be no guarantee that such interference will not occur in a
particular installation. If this equipment should be suspected of causing interference with other
electronic devices, verification can be made by turning its power off and on. If this equipment does
appear to be the source of the interference, you should iry to correct the interference by one or
more of the following measures:
reorient the receiving antenna.
~~ move the receiver away from the instrument.
—— plug the instrument into a different outlet so that it and receiver are on different branch circuits.
—— consult the dealer or a qualified service personnel.
MiThis instrument complies with the limits for class B digital apparatus, pursuant to the Radio Interference
Regulations, C.R.C., c. 1374,
Thank you for purchasing KAWAI Session Trainer GB-1!
This owner’s manual contains valuable information that will help you make full use of this
instrument's many capabilities. Read it carefully and keep it handy for future reference.
FEATURES
1.A
new
type
of
digital
musical
instrument
which
allows
you
to
play
modern
Drum/Bass/Chord
patterns
with
ease
of
operation.
Great
as
an
accompaniment
machine
for
practice
or
live
applications.
2. 1,152 variations are available from 48 basic patterns with transpose, changing major/minor,
and other various functions.
3. Realistic PCM tone generator accompaniment sounds.
4. Using 12 Drum/Percussion pads you can play to create original rhythm phrases.
5.
Song-recording
function
for
making
creative
original
songs
using
combinations
of
patterns
and realtime
use of drum pads.
6.
The
multiple
power
supply
system
from
both
AC
adaptor
&
battery
to
fit
any
kind
of
musical
application.

CONTENTS
PANEL CONTROLS
Page
BATTERY OPERATION
CONNECTIONS
DEMONSTRATION SONG
PATTERN PLAYING
7
2
3
4
5
[A] Selecting A Pattern
[B ] Changing The Tempo
[C} Turning The “BACKING” on/off———
[D] Start To Play:
[E] Changing The Combination of Pattern Parts
6 OTHER FUNCTIONS
[A] Changing Major/Minor
[B] Transpose
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[Cc] Tuning
[D] Foot Switch Operation
eae
[E] “Mono Chord” Play
7 RECORDING A SONG
= to
cee (2
PATTERN CHORD PROGRESSION CHART.
SPECIFICATIONS
IMPORTANT NOTES
@ Protect the GB-1 from dust, heat, humidity, and direct sunlight.
@ Turn all the power switches off before connecting or disconnecting equipments.
@ Clean the GB-1’s body with a clean, dry cloth.
(Do not use benzene, paint thinner, or other solvents.)
@ Do not press or move panel switches with too strong force.
@ Use AC adaptor PS-121 which is available on your nearest KAWAI dealer.
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SESSION TRAINER
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@ Pattern Name Board ® INTRO/ENDING Switch
@ VARIATION LED @ BACKING Switch
© VARIATION Switch @® DEMO Switch
@ Drum Pads @ LED Indication Chart
@ Pattern/Function LED @ Rhythm Volume
@ Paittern/Function Select Switch ® Input Volume
@ FUNCTION Switch @® Foot Switch Jack
® REC/END Switch @ Input Jack
© PLAY/STOP Switch @ Line Out Jack
@ Tempo (4/¥) Switch @ Headphone Jack
@ START/STOP Switch ® DC In Jack
@® FILL IN Switch @ Power Switch
-2-

V2 A BATTERY OPERATION
@ Pinch the stopper of battery cover and:
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@ Carefully remove it.
@ insert six AA batteries according to the direction
(@/O) indicated on the bottom of the battery
case.
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@Replace the battery cover.
Note:
*
If
the
volume
fades
or
there
are
sound
quality
problem
during
battery
operaiton,
it
is
time
to
replace
the
battery.
*
Replace
the
batteries
as
a
set.
Never
mix
batteries
of
different
ages
or
different
types.
*
Do
not
leave
baiteries
inside
the
instrument
during
storage,
long
periods
of
disuse,
or
AC
operation.

CONNECTIONS
CONNECTIONS
Please refer to the illustration below to connect your own instrument/equipment and GB-1.
AC adaptor
{Sold Separately)
Foot Switch
Cex. KAWAI F-1)
Headphone
(Stereo/mini jack}
LINE IN
PHONES
LINE OUT
Keyboard Amplifier
* The slider “RHYTHM VOL” controls GB-1’s pattern/pad sound levels. “INPUT VOL” controls your connected
instrument, Set your volume balance using them,

DEMONSTRATION SONG
To hear the demonstration song included in GB-1;
@ Set batteries or AC adaptor to GB-1.
@Connect your instrument/equipment and GB-t,
© Turn the power of GB-1 and other equipments ON.
@Press| DEMO | switch so that GB-1 starts to play demonstration.
* This demo song repeats until you press[ DEMO Jor[START/STOP |switch.
* You can transpose the key of this demo song (see P.10) and tune the pitch (P.11). Please note the other functions being
explained in this manual are not accessible during the demo song.
*
This
demo
always
starts
when
you
press
switch
even
during
playback
of
GB-1
preset
patterns
or
your
recorded
song (see
P.13).
SNOLLOANNOD
NOLLWYLSNOWSG

PATTERN PLAYING
EI PA TTERN PLAYING —
[A | Selecting A Pattern
The GB-1 includes totally 48 preset patterns (24 Normal/24 Variation).
Use four Pattern Select switches ([R&B], [POP/ROCK], [BALLAD ], [JAZZ]) and [VARIATION | switch to select
a pattern.
Normal Pattern ---:++++-- Blue-color
Variation Pattern::::---- Purple-color (available when VARIATION LED lights)
Example: If you want to select “DISCO BEAT” ...
Light the third Pattern/Function LED from the top by pressing Pattern Select switch indicated as
POP/ROCK.
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POP/RI
DK
R&B
POP/R|
[DK
R&B
POP/R|
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transpose
maj/)
transpose
maijé
transpose
maj;
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SHUFFLE
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ROCK'N'ROLL
DISCO
BEAT
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ROCK'N'ROLL
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DISCO
BEAT
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DISCO
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RADIO
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RAGIO
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HOT
SPICE
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ROCK
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SPICE
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TRAD
ROLL
NONSTOP
TRAD
ROLL
NONSTOP
TRAB
ROLL
NONSTOP
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BEAT
POP
C.C.
60
BEAT
POP
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POP
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Note:
After the above procedure, you can select “ROCK’EM’” with pressing [VARIATION | switch.
(LED above the switch starts to fight.)

5. PATTERN PLAYING
Changing The Tempo
Pressing [A] (or {¥}) increases (or decreases) the tempo of playing pattern.
* Holding one of these switches changes the tempo successively.
*
Pressing
these
two
switches
simultaneously
recalls
the
original
tempo
for
each
pattern.
Turning The “BACKING” on/off
Pressing
[BACKING
|
switch
changes
if
the
GB-1
plays
the
pattern
with
“BACKING”
(Bass/Chord)
or
not
(Drums
only).
Note:
* This “BACKING” is always off when the GB-1’s power is turned on.
*
This
switch
is
also
effective
even
after
setting
“Changing
the
Combination
of
Pattern
Parts” (P.8).
[D | Start To Play
@
Press}
START/STOP
|
switch
----+--++-
The
pattern
starts
to
play
normally.
Or
press|
INTRO/ENDING
|
switch
----The
pattern
starts
with
introduction.
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@ While the pattern plays you can change:
* Tempo (using [A] or [¥] switch)
* BACKING on/off (using switch)
* Pattern (using four Pattern switches and [VARIATION | switch)
@ Add the fill in by pressing the [FILL IN | switch.
You
can
also
add
your
free
drum
fill
by
hitting
any
of
12
Drum
Pads
on
GB-1’s
panel.
@'!f you want to stop playing...
Press| START/STOP | switch »---------- The pattern stops normally.
Or press [INTRO/ENDING | switch ----The pattern stops with ending.
(It
is
most
effective
to
press
this
switch
just
when
the
pattern
returns
to
the
beginning.)

5. PATTERN PLAYING
| E | Changing The Combination of Pattern Parts
All of GB-1’s 48 patterns are made of three parts, “Drum”, “Bass” and “Chord”.
The combination of Drum/Bass/Chord is changeable with the procedure below:
@ Hold down switch and press switch.
(The LED above] VARIATION | switch starts to flash.)
@Use [Alor [¥] switch to change the type of pattern:
— Drums + Bass (without Chord)
— Drums + Chord (without Bass)
— Drums + Bass + Chord (all)
The Function LEDs indicate the type selected ‘ :
as the right chart shows. ra) O O
@Press switch again to end the proce- : o o o |
dure. i 1e) O ce) ‘
i oe fe) e |
@ Play your desired pattern. O e e
(See “[D] Start to Play”.) f hex pe a ;
Note:
‘at parts (Drum/Bass/Chord) are turned on when the GB-1’s power is applied.

V6 OTHER FUNCTIONS
[A] Changing Major/Minor
Each of 48 preset patterns has two different chord progressions, one is in a major key and the other is minor. (See
“Pattern Chord Progression Chart” P.14~25)
You can change major/minor with the procedure below:
@ Hold down switch and press switch.
@use [A ]or [¥]to select major or minor.
(Function LEDs indicate that now GB-1 selects
major or minor as the right chart shows.)
(minor) — (major)
@Press switch again to end the pro-
cedure.
@ Play your desired pattern.
(See “[D] Start to Play”.)
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Note:
Major is always selected when the GB-1’s power is applied. ]
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6. OTHER FUNCTIONS
Transpose
All preset patterns of GB-1 are set to A (or Am) as the standard key.
If you want to change the key (transpose) to match your instrument, please set to any key using the procedure
below.
@Hoid switch and press switch.
@Use [Aor [¥]to select one from 12 musical keys.
(LEDs indicate what key is now selected as the chart below.)
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Pe @E MO Ge. SG OGRE: a> «Gx
i @ ° fo) fo) Oo ° ° e e e e e |
pa E Fe F 6 As A ne 8 c cr D
H :
@ Press [function | switch again to end this procedure.
@ Play your desired pattern.
(See “[D] Start to Play”.)
Note:
The key A is always selected when the GB-1’s power is first applied.
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6. OTHER FUNCTIONS
Tuning
Use this function to tune your guitar/bass/keyboard and GB-1.
@ Hold down switch and press [tune] switch.
The sound of standard pitch (Default = 441.5Hz) is generated.
To change the standard pitch, the following procedure is used.
@use [A ]or [¥]to change the pitch.
(LEDs change according to changing of the pitch as below.)
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Hz
430
43}
434
437
440
441.5
443
446 449
452
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43
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45
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:
pitch
down
©
—
standard
>
pitch
up
© Press [function ] switch again to end this procedure.
Note:
|
me
default
pitch
(441.5Hz)
is
always
set
when
the
GB-1’s
power
is
first
applied.
= et

6. OTHER FUNCTIONS
[ D | Foot Switch Operation
You can assign any of GB-1’s panel switches (except switch) and 12 drum pads to the connected foot
switch (such as Kawai F-1).
@ Hold down switch and press (= VARIATION) switch.
@Press the desired switch (or pad).
Example (1): If you want to add fill in with foot switch ...
=> Press| FILL IN |switch.
Example (2): If you want to play the bass drum sound with foot switch ...
= Press Bass Drum pad.
@Press switch again to end this procedure.
Note:
The START/STOP function is always assigned to foot pedal when the GB-1’s power is
first applied.
[ E | “Mono Chord” Play
@ Hold down [function] switch and press [START/STOP | switch.
@The selected pattern starts to play repeating the first one chord.
(Useful for training of one-chord ad-lib.)

4D RECORDING A_SONG
Using the recording function of the GB-1, you can create your own progression of patterns (including INTRO/
ENDING and FILL IN) with additional drum phrases.
@ Press| REC/END | switch.
The ctick of rim shot sound starts to count.
@To start the recording ...
A. Hit the drum pad.
B. Start the pattern (with| START/STOP | or LINTRO/ENDING |switch).
The click of closed hi-hat starts instead of rim shot.
@ You can record the contents below:
* Selection of patterns (Both Normal/Variation available)
* Intro/Ending
* Fillin
* Realtime play of drum pads
(Please note that the changing of tempo during recording cannot be recorded.)
@Press[REC/END | switch again to stop the recording.
@ Press| PLAY/STOP | switch to start playback.
(Pressing again stops the song)
@To erase the recorded song, press both | REC/END | and|PLAY/STOP | switches simultaneously.
(This procedure is necessary before recording a next song. The GB-1 can store one song in its internal
memory.)
Note:
* After recording, you can change the recorded song with the functions below:
* major/minor * key (by transpose) + pitch (by tune)
¢ BACKING on/off * Tempo (by A/¥)
Please note that you cannot add a new fill-in or ending by [FILL IN }and |INTRO/ENDING | switches to a recorded
song.
* Song memory is maintained even when power is off by the batteries or AC adaptor. However if the batteries run down
and the AC adaptor is not connected, the song memory will be erased.
-13-
SNIGUOD3SY

y 4 PATTERN CHORD PROGRESSION CHART
@ GT ROCK
MAJOR
minor
@ LEAD ROLL
MAJOR
| 4 bars A D
minor
8 bars Am |
@ FUNKY U
MAJOR
minor
@ STEP IT
MAJOR
minor
[ston [om fe |e Ie J
@ ROCK’N’ROLL
MAJOR

PATTERN CHORD PROGRESSION CHART
@ DANCIN’OH
MAJOR
@ RADIO ROCK
MAJOR
@ TRAD ROLL
MAJOR
minor
2 bars Am F G|G i
@C.C.’60
MAJOR
minor
18 bars
Ef" Ey
LYVHS GHOHS
- 15 -

PATTERN CHORD PROGRESSION CHART
@ HONEY
MAJOR
4 bars |A D Fim, G A D G ‘|
minor
2 bars Am G Fem7> F ;
@MR.J
MAJOR
12 bars
minor
12 bars
@ PRETTY
MAJOR
minor
@ MIRACLE
MAJOR
fam [oe [es [own
-16-

PATTERN CHORD PROGRESSION CHART
@ WHAT'S IT
MAJOR
1 bar Ar 3
minor
[2 bars Am; | % | % % BY % %
@ UNIVERSE
MAJOR
| 12 bars
minor
16 bars Dm
[s bars Aar Amz Dyess
Gm; Crsusa
Faz Excuse E,
minor
4 bars F*m,/B
@ DISCO BEAT
MAJOR
Am;/D
:
Cm,/F G* m,/C* Gm,/C |
minor
8 bars Am G Am | G
[F Is Am oo

PATTERN CHORD PROGRESSION CHART
@ ROCK’EM
MAJOR
[sts [A [s
minor
@ HOT SPICE
MAJOR
| 4 bars A % Cc DID G ;
minor
1 bar Am ‘]
@ NONSTOP
MAJOR
[8 bars [A | «|p = E % lo [ee ‘|
minor
[12 bars | Am | % [Fo |F |om | % |e fer | Am [FG [am [Fay]
@ BEAT POP
MAJOR
4 bars | A | Cc | D A st
minor
@ TRANS. STAR
MAJOR
4 bars A % CD A ‘|
minor
4 bars Am % E EF GG i]
- 18 -