Roland GP-16 Service Notes

Jan,
1990
GP-1
6
SERVICE
NOTES
DIGITAL.
GUITAR
PROCESSOR
EFFECTS
SPECIFICATIONS/^
First
Edition
ERRATA
&
SUPPLEMENT
i
s attached
at
the end of
the
page.
DDDDDDDDDDDDDDDDDD
[ELECTRICAL CHARACTERISTICS
/ SslflU&tSfc]
INPUT
(Front, Rear)
Input
Impedance
OUTPUT
(Phone
jacks,
unbalanced)
Output Level
Output Load Impedance
OUTPUT (XLR connectors, balanced)
Output Level
Output Load
Impedance
[DISPLAY
/ x-f
xyuT]
Patch Memories
A/D
Convertor
D/A
Convertor
Sampling Frequency-
1MQ
—
20dBm
more
than 10kQ
—
10dBm
6000
16-letter, 2-line
LCD
(Back
lit.
)
Patch Display
(7-segment, 2-digit
)
LCD
16ffi x 2fr
/T>f
•
7/XTL'f
(7
h 2+ft)
128
16-bit Linear
^64 times over-sampling,
MASH
process
64f&*-/<-
•
>7,
^MASH
Hit
16-bit
Linear
4 times over-sampling
4
1ST
-A-
•
It
>7
LI
>7,
2.048MHz (MASH process
/
MASHTjit)
(0dBm=0.775V)
Frequency Responce
10Hz-16kHz
Built-in Effects
A
Group
A-1
Compressor
A-2a Distortion
A-2b Overdrive
A-3 Picking
Filter
A-4 Step Phaser
A-5 Parametric
Equalizer
A-6 Noise Suppressor
B Group
B-1 Short Delay
B-2a Chorus
B-2b Fianger
B-2c Pitch Shifter
B-2d
Space-D
B-3 Auto Panpot
B-4 Tap Delay
B-5 Reverb
B-6 Lineout Filter
Power Consumption
20W
Power Supply AC
100, 120, 220 or 240V (50/60Hz)
Dimensions 482 (W)
x
44
(H) x 300 (D)
mm
19
(W) x
1-3/4 (H)
x 11-13/16
(D) inch
Weight 3.6kg
7 lb 15 oz
Accessories (Japanese)
:
2601020800
Owner's Manual
(English)
:
2601020700
Options Foot Controller
:
FC-100
MK
II
Expression Pedal
:
EV-5, EV-10 (BOSS)
Chromatic Tuner
:
TU-12, TU-12S (BOSS)
TABLE OF CONTENTS
SPECIFICATIONS
EXPLODED VIEW
PARTS
LIST
1C
DATA
TEST
MODE
DATA
INTIALIZING
Note:
Initializing
can be done
in either of the following
two
ways, whichever convenient
In test
mode
or in
independent mode.
DATA
SAVE
AND
LOAD
TROUBLESHOOTING
ADJUSTMENT
(For
LCD)
MAIN BOARD
CIRCUIT
DIAGRAM
(MAIN
BOARD)
CIRCUIT
DIAGRAM
(ANALOG,
VR,
ENCODER
BOARD)
ANALOG,
VR,
ENCODER BOARD
SW, LED
BOARD
CIRCUIT
DIAGRAM
(SW, LED BOARD)
POWER
SUPPLY BOARD
CIRCUIT
DIAGRAM (POWER SUPPLY
BOARD)
BLOCK DIAGRAM
GP-16
SUB BOARD
CONSIDERATIONS
ON MOUNTING SUB BOARD
CHANGE INFORMATION
APPENDIX
(IDENTIFYING
VERSION NUMBER)
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(LCDffl)
HOJ&d (X
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mm
(
7
tp^
LED!®
(^fyfs
LEDSfe)
C29&45
(H/J^^
5
^)
7'P
7^1
GP-16 SUB
BOARD
SUB BOARD
fail
(A-V3>
•
Page
1
2
3
5
6
9
10
13
13
14
15
16
17
18
18
19
19
20
21
21
22
24
-
Rack keytop(s)
(2P)
(2249521000)
Tact Switch
X
12PCS. (*1)
GP-16 Front Panel
(2221068000)
ight
Angle Bracket
2356800)
•ACord Bushing
KF-41
( 1
00/220V)
(12363533)
KF-61
(1
17 V)
(12369532)
KF-51 (240V)
(12369531)
Cord Bushing Bracket
(
1
0OV/220V/240V) (2219094300)
(117V) (2219094200)
AAC
CORD
VFF 2.5m
(100V)
(1
3439801
Y0)
SJT-18/2 2.5m (117V)
(1
3439836D0)
P-2115 ES-206 2.5m
(220V)
(1
3439837
F0)
UK MOULDING CORD
(240V England)
(13499111)
KP-550 LISA-3 2.5m
(240V Australia)
(13439808D0)
I
LED (OUT
CH/1,
2)
LN01201C
(red)
(15029314)
LED (GROUP/B)
LN01301C (green)
(15029316)
LED (GROUP/A)
I.N01401C
(yellow)
(15029313)
LED (LEVEL/CLIP)
LN01201C
(red)
(15029314)
LED (LEVEL/—
40,
-10, -20)
LN01301C
(green)
(15029316)
LED (LEVEL/—
5)
LN01401C
(yellow)
(15029313)
GP-16 Top Cover
(2202046600)
7 Seg LED
SL-2263
(15029501)
GP-16
Display Panel
(2221088900)
Jack (INPUT)
YKB21-5011
(13449149)
Knob
#248-149
(2248514900)
Pot.
Rack keytop(s) (2R)
(2249521000)
Tact
Switch
X
4PCS. (*1)
'GP-16 a
-Dial
(2248021300)
Rotary Encoder
EVQ-WQVF1
524B
(13279958)
GP-16
ct -Dial
Escutcheon
Button (Power Switch)
(2249556500)
Switch
SDDGA
3052A
(13129124)
Guide
of Button
& LED
(2213561100)
RK09A10 250KA
(13279959)
(2222034700)
*1
:
Refer
to
"PARTS
LIST/Switch"
(P. 3)
about
how
to order the tact switch.
9 d
V T.'i
y-h"
(p. 3)
lx
< tz
£ia
0
I
—
Socket (MIDI)
I
YKB51-5046
|
(13429273)
L-
®TTT
0
'Socket (RRC
IN)
TCS-5360-01-1
1 1
1
(13429650)
XLR
Connector (BALANCE OUT)
XLB32-PCH/R
(13429666)
Jack
(OUTPUT)
YKB21-5012
(13449146)
GP-16 Top Cover
-
(2202046600)
Jack (REAR INPUT)
YKB21-5012
(13449146)
GP-16 Bottom Cover
(2202046700)
o
o
Roland
C
5
P
-16
O OT
TAL. C3UITAR
EFFECTS
8
.
8
-
igESfr,
II
III III III III III
ITT
nr
XI
II III
III III III III III
in
II
«« CURSOR
O
o
Printed in
Japan BD-2 (CR)
1
Copyright
©
1990 by
ROLAND CORPORATION