Roland HP 2700 Service Notes

Dec.
1990
HP-3700/2700
HP
3700/2700
Roland Digital Piano
SPECIFICATIONS/ttfll
HP-2700 HP-3700
Keyboard 88Keys. A to
C
Voices
32
Voices
Maximum
Sound Source
Advanced SA Process
Preset Tones
6
(
Piano
1.
Piano
2.
Honky Tonk.
Harpsichord. Vibraphone. Electric Piano
)
Effects
3
(
Chorus.
Tremolo. Reverb
)
Temperament
6
(
Equal.
Pythagorean.
Just.
Mean
tone.
Werckmeister. Kirnberger)
Touch
Control Light. Medium. Heavy
Stretched
Tune Normal. Middle. Wide
Master
Tuning
±
50
cent
Pedals
3
(
Damper.
Soft.
Sostenuto
)
Input
Level
+
3
dBm (Rated. IkHz sine
wave
in)
Output
Level
0
dBm
(
Volume : max. Brilliance : center.
8
keys on.
Velocity ; 7F.
Tone
;
Piano
1
)
Output
Power
20W
X
2 30W
X
2
Speakers
16cm
X
2 20cm
X
2.
5cm
x
4
Power Consumption
55W (lOOV)
SOW
(117V)
145W
(220/
240V)
70W
(100V)
105W
(117V)
21
OW
(220/
240V)
SERVICE NOTES
First Edition
HP-2700
HP-3700
Dimensions
(
Wx
Dx
H
)
Main
Unit
(HP-2700)
:
1422
X
499.5
x
204mm
(56'
X
19
11/16'
x8
1/16'
)
Stand
(KS-2700)
:
1428
X
455
X
640mm
(56
1/4'
x17
15/16'
x25
3/16'
)
Total :
1428
X
499.5
x
834mm
(56
1/4'
X
19
11/16'
x32
13/16'
)
Main
Unit
(HP-3700)
:
1441
X
554
x
241mm
(56
3/4'
x21
13/16'
X
9
1/2'
)
Stand
(K53700) :
1435
X
503
X
837mm
(56
1/2'
X
19
13/16'
x32
15/16'
)
Total :
1441
X
554
x
859mm
(56
3/4'
x21
13/16'
x33
13/16'
)
Weight
Main
Unit
:49kg/
1081b.
Stand :
15kg/
331b.
1
02.
Total
:64kg/ 141
lb.
loz.
Main
Unit
:
59kg
/
1 301b. 1
oz.
Stand
:23.5kg/
511b.
13oz.
Total
:82.5kg/ 181 lb.
14oz.
Accessories
(Standard)
AC Cord
(detachable)
100V
1
343981 6F0
117V
1
343981
2F0
220V
1
343981
3F0
240VE
-
23495110
240VA
•••
1 343981 4F0
Music
Rest
•••
22195649
Music
Rest
•••
22195651
|
Owner's
Manual
Set (Japanese)
—
26035939
Owner’s
Manual
Set
(English)
—
26035940
Owrwr's
Manual
Set includes
the
Template
(22665174).
Accessories
(Optional)
Stand
KS-2700
Stand
K53700
Chair
(W-7B.
W-7BK. W-6BK)
Head
Phones
(RH-100. RH-12)
CONTENTS/
g
'X
•
SPECIFICATIONS
1
•
HP-2700
GENERAL VIEW
1
•
HP-3700
GENERAL
VIEW
2
•
PANEL
2
•
BLOCK
DIAGRAM
3
•
HP-2700
EXPLODED VIEW 4
•
HP-3700
EXPLODED VIEW
5
•
HP-2700
PARTS
LIST
6-7
•
HP-3700
PARTS
LIST
8-9
•
MAIN
BOARD ASSEMBLY 10
•
MAIN
BOARD CIRCUIT DIAGRAM 11
•
JACK
BOARD
CIRCUIT
DIAGRAM 12
•
PHONES
BOARD
CIRCUIT
DIAGRAM
12
•
JACK
BOARD ASSEMBLY
13
•
SWITCH
BOARD CIRCUIT DIAGRAM
14
•
SWITCH
BOARD ASSEMBLY
15
•
PHONES
BOARD ASSEMBLY
16
•
AMP/PS
BOARD
ASSEMBLY
16
•
DIN
BOARD ASSEMBLY
16
•
HP-2700
AMP/PS
BOARD CIRCUIT DIAGRAM
16
•
HP-3700
AMP/PS BOARD
CIRCUIT DIAGRAM
17
•
DIN BOARD CIRCUIT DIAGRAM
17
•
KEYBOARD
SK-688-N
PARTS
LIST
(HP-2700)
18
SK-688-P
PARTS
LIST (HP-3700)
18
SK-6
Rubber Switch Sheet
19
SK-6 KEY REMOVAL
LEVER
19
SUBSTITUTIVE
LEVER
19
SK-6
KEY REMOVAL
20
SK-6
KEY
REASSEMBLY
20
Hints On Key Mounting
20
•
KEYBOARD CIRCUIT DIAGRAM
21
•
KEYBOARD PCB
21
•
STAND KS-2700
ASSEMBLY
22
•
STAND KS-3700
ASSEMBLY
23
•
PEDAL UNIT
ASSEMBLY
24
•
KS-2700
PEDAL BOARD ASSEMBLY
25
•
KS-3700
PEDAL
BOARD ASSEMBLY
25
.
CONNECTION
CABLE
for PEDAL UNIT 26
.
SENSOR
BOARD for CONNECTION
CABLE
26
•
ADJUSTMENT OF
SENSOR
BOARD 26
•
STAND
KS-2700
PARTS LIST
27
•
STAND KS-3700
PARTS LIST
27
•
TEST MODE
28.
29
•
ADJUSTMENT
30
•
TROUBLESHOOTING
PROCEDURE
31
•
REPAIRING
TECHNIQUES
Note when
servicing
the
Interior of the
HP 32
How to
replace the
Music
Rack Holder
32
Precautions
when exchanging
the
Music Rack 32
How to
adjust
the left/right
balance of the
keyboard lid
33
The
matter that
demand
special attention to
assemble the
stand
KS-3700
33
•
CHANGE
INFORMATION
To
attach
trans cover
34
Trans
cover change
34
MAIN
Board
change
35
•
1C
DATA 36.
37
HP-2700
GENERAL
VIEW/ffitSU
No.
Part
Name
and
Description
Part No.
Side
Panel
L
21125473
Lid
Blind
22025502
Music
Rack
Holder
22205452
Music
Stopper
22135428
Front
Panel
22215693
©
Music Rack
22195649
Top
Panel
21115262
Side
Panel
R
21125474
Blind
22235327
Bottom
Board
21135237
Key
Felt
22265520
Keyboard SK-688-N
7624220000
Stand KS-2700
t**tt*t*
|]^
Roland
Printed
in
Japan
AI-2
(DP)
1
Copyright
§)
1991 by ROLAND
CORPORATION

Roland HP 2700 Specifications

General

Brand	Roland
Model	HP 2700
Category	Musical Instrument
Language	English