Roland MP-70 Operating and maintenance manual

MP-70
KSC-34-BK
DIGITAL PIANO
SERVICE NOTES
Issued by RJA
Copyright © 2006 ROLAND CORPORATION
All rights reserved. No part of this publication may be reproduced in any form without the written
permission of ROLAND CORPORATION.
Printed in Japan (0000) (TP-M)17058419E0
June.2006 MP-70/KSC-34-BK
TABLE CONTENTS
TABLE CONTENTS..........................................................1
CAUTIONARY NOTES ...................................................2
SPECIFICATIONS.............................................................3
LOCATION OF CONTROLS ..........................................4
LOCATION OF CONTROLS PARTS LIST ...................4
EXPLODED VIEW ............................................................6
EXPLODED VIEW PARTS LIST .....................................7
EXPLODED VIEW (View 1,2,Rear) ................................8
EXPLODED VIEW (View 1,2,Rear) PARTS LIST.........9
EXPLODED VIEW (View 3,4,Bottom) .........................10
EXPLODED VIEW (View 3,4,Bottom)
PARTS LIST....11
EXPLODED VIEW (Fig.A).............................................12
EXPLODED VIEW (Fig.A) PARTS LIST......................12
EXPLODED VIEW (Fig.B) .............................................13
EXPLODED VIEW (Fig.B) PARTS LIST ......................13
KEYBOARD EXPLODED VIEW / PARTS LIST ........14
WIRING DIAGRAM.......................................................16
DISASSEMBLY PROCEDURE ......................................18
PARTS LIST......................................................................19
CHECKING THE VERSION
NUMBER / TEST MODE..........24
BLOCK DIAGRAM.........................................................26
CIRCUIT BOARD(MAIN) .............................................28
CIRCUIT DIAGRAM(MAIN 1/4) ................................30
CIRCUIT DIAGRAM(MAIN 2/4) ................................32
CIRCUIT DIAGRAM(MAIN 3/4) ................................34
CIRCUIT DIAGRAM(MAIN 4/4) ................................36
CIRCUIT BOARD(PANEL) ...........................................38
CIRCUIT DIAGRAM(PANEL)......................................40
CIRCUIT BOARD(AMP)................................................42
CIRCUIT DIAGRAM(PABM)........................................44
CIRCUIT DIAGRAM(PHONES)...................................46
PIANO STAND (KSC-34-BK)
STAND EXPLODED VIEW ...........................................48
STAND EXPLODED VIEW PARTS LIST ....................49
HOW TO ASSEMBLE
THE STAND (Disassembling).............50
PARTS LIST(STAND).....................................................51
ERROR MESSAGES ........................................................52

2
June.2006
CAUTIONARY NOTES
Before beginning the procedure, please read through this document.
USER DATA
Any performance that has been recorded is deleted when the power to the MP-70 is turned off.
A performance cannot be restored once it's been deleted.
If you do not want a performance to be deleted, use Song Backup (Owner's Manual p. 31).
PARTS LIST
A component whose part code is ******** cannot be supplied as a
service part because one of the following reasons applies.
• Because it is supplied as an assembled part (under a different part code).
• Because a number of circuit boards are grouped together and
supplied as a single circuit board (under a different part code).
• Because supply is prohibited due to copyright restrictions.
• Because reissuance is restricted.
• Because the part is made to order (at current market price).
CIRCUIT DIAGRAM
In the circuit diagram, 'NIU' is an abbreviation for 'NOT IN USE'.
The circuit board and circuit-board diagram show silkscreened indications,
but no components are mounted.

3
MP-70/KSC-34-BK
SPECIFICATIONS
fig.spec
* In the interest of product improvement, the specifications and/or appearance of this unit are subject to change without prior notice.
Keyboard
Keyboard 88 keys (Compact Progressive Hammer Action Keyboard)
Touch Sensitivity Preset 4 levels
Keyboard Modes Whole, Dual (volume balance adjustable), Split (split point adjustable), Twin Piano
Sound Generator
Max. Polyphony 64 voices
Tones 15 tones in 5 groups
Temperament 7 types, tonic selectable
Stretched Tuning 2 types
Master Tuning 415.3 Hz - 466.2 Hz (adjustable in increments of 0.1 Hz)
Transpose Key Transpose (-6 - +5 in semitones)
Effects Reverb (8 levels), Chorus (8 levels), Sympathetic Resonance (for Piano only, 8 levels)
Metronome
Beat 2/2, 0/4, 2/4, 3/4, 4/4, 5/4, 6/4, 7/4, 3/8, 6/8, 9/8, 12/8
Volume 8 levels
Recorder
Tracks 2 tracks
Song 1 song
Note Storage Approx. 5000 notes
Tempo Quarter note = 20 - 250
Resolution 96 ticks per quarter note
Control Play/Stop, Rec, Tempo, All Song Play, Track Select, Song Backup
Preset Songs 66 songs + 7 Tone demo songs
Others
Rated Power Output 25 W x 2
Speakers 12 cm x 2
Display
Beat LED
7 segments, 3 characters (LED)
Headphones indicator
Control Volume, Brilliance (3 levels)
Pedals Damper, Soft, Sostenuto
Other Functions Panel Lock, Tone Lock, Song Backup
Connectors
Output jacks (L/Mono, R), Input jacks (L/Mono, R), Headphones jack x 2 (Stereo), MIDI In connector,
MIDI Out connector, Pedal jack
Power Supply AC 117 V
Power Consumption 55 W
Dimensions
(including piano stand)
1,392 (W) x 422 (D) x 818 (H) mm / 54-13/16 (W) x 16-5/8 (D) x 32-1/4 (H) inches
1,392 (W) x 422 (D) x 987 (H) mm / 54-13/16 (W) x 16-5/8 (D) x 38-7/8 (H) inches (including music rest)
Weight
(including piano stand) 42kg / 93 lbs
Accessories Owner’s Manual (#73234590)
Power Cord (#02238801)
Headphones (#********)
Headphones Hook (#03901267)

5
June.2006 MP-70/KSC-34-BK
4
LOCATION OF CONTROLS
fig.panel-e@L
LOCATION OF CONTROLS PARTS LIST
No PART CODE PART NAME DESCRIPTION1 Q’TY
1 03676078 R R-KNOB S-ELA-A BLK/LWG 1
2 02016278 Y C-KEYTOP MD1H BLK 2
3 02016289 Y C-KEYTOP MD2H BLK 3
4 02010456 Y C-KEYTOP MD4H BLK 3
5 02016245 Y C-KEYTOP MX2H BLK 1
D-1 01239867 LED (RED/GREEN)CLR SML72423C TP15 9
D-2 01904112 LED(RED) SLR-342VCT32 N.P.Q RANK 10
D-3 15029348 LED (GREEN) SLR-342MCT32 1
D-4 00899023 LED LNJ282RKRXE 1
D-5 00451423 7SEG LED LB-303VA 1
V-1 13289251 POTENTIOMETER RK14K12CO 10KB W/CENTER TAP 1
6 02901545 DISPLAY COVER 1
7 13429676 MIDI CONNECTOR YKF51-5048N (TWIN) 1
8 13449252 6.5MM JACK YKB21-5006 (STEREO W/SW) 3
9 13449283 6.5MM JACK HLJ7101-01-3010 4
10 02230989 AC INLET M1934(INL-19) 5/2.5A 125/250V 1
a 40011501 SCREW M3X8 PAN MACHINE W/SW BZC 6
b 40011312 SCREW 3X8 BINDING TAPTITE P BZC 4
(all Switch) 01340290 SWITCH TACT SWITCH EVQ11A05R H=5.0 22
BOTTOM PANEL
FRONT PANEL
REAR PANEL
Keytop & Others
LED & Volume
Screw
Jack
Screw
Jack & Others
12
V-1
344365342
D-1 D-1
D-4 D-2 D-1 D-2 D-1 D-5 D-1 D-3 D-1
D-2
78910 8
abba
a
a
abb
a

6
June.2006
EXPLODED VIEW
fig.explo
23
25
3
2
4
5
6
19
13
18
11
8
7
10
16 15
17
14
28
29
31
30
24
12
1
21
27
26
4
22
Refer to Fig.A
Refer to Fig.B
23
24
Refer to Fig.B
9
20
Rear
View 2
View 1
Bottom
View 3
View 4

7
MP-70/KSC-34-BK
EXPLODED VIEW PARTS LIST
No PART CODE PART NAME DESCRIPTION1 Q’TY
1 72452145 MUSIC REST ASSY 1
2 04232301 TOP BOARD BOARD 1
3 01568678 TOP BLIND 1
4 00890923 BUSHING D-71 2
5 00900478 TOP BOARD HOLDER 4
6 04232312 LID BOARD BOARD 1
7 03344789 LID BLIND 1
8 00900378 LID BLIND CAP 2
9 71127201 LID SHAFT ASSY 1
10 72908512 KEYBOARD ASSY CPA-5 KBD 88P-B 1
11 03344823 REAR PANEL 1
12 72786067 VOLUME BOARD ASSY 1
13 72785856 PANEL BOARD ASSY 1
14 73231456 MAIN BOARD ASSY 1
15 04013123 PWB HOLDER 2
16 73231423 PABM ANALOG PHANTOM UNIT 1
17 04234434 PABM COVER COVER 1
18 72787867 INLET BOARD 100/117 1
19 02896045 TRANSFORMER UNIVERSAL 1
20 04234412 TRANS COVER COVER 1
21 01907601 CENTER HOLDER 1
22 04234456 CENTER HOLDER HOLDER 1
23 02896112 FULL-RANGE SPEAKER PD-12355AON 2
24 01566467 SPEAKER COVER 2
25 72896789 PHONES BOARD ASSY 1
26 72454101 POWER SW ASSY 1
27 04232334 BOTTOM BOARD BOARD 1
28 72014589 LED BOARD ASSY 1
29 40346189 PHONES LABEL 1
30 03344845 LOWER BLIND 1
31 01346323 LID CUSHION 1

8
June.2006
EXPLODED VIEW (View 1,2,Rear)
fig.explo-hei-1
View2
View1
Rear
c
dd
d
1
a
f
e
b

9
MP-70/KSC-34-BK
EXPLODED VIEW (View 1,2,Rear) PARTS LIST
View 1
View 2
Rear
No PART CODE PART NAME DESCRIPTION1 Q’TY
1 01566378 CUSHION 3
c 40239401 SCREW M3.5X8 BINDING TAPPING A BZC 13
d 40010645 SCREW M4X8 TRUSS TAPPING A1 FE BZC 8
No PART CODE PART NAME DESCRIPTION1 Q’TY
d 40010645 SCREW M4X8 TRUSS TAPPING A1 FE BZC 21
No PART CODE PART NAME DESCRIPTION1 Q’TY
e 40011090 SCREW 3X6 BINDING TAPTITE B BZC 4
f 40011123 SCREW 4X8 BINDING TAPTITE B BZC 8
a 40011501 SCREW M3X8 PAN MACHINE W/SW BZC 4
b 40011312 SCREW 3X8 BINDING TAPTITE P BZC 2

10
June.2006
EXPLODED VIEW (View 3,4,Bottom)
fig.explo-hei-2
g
k
jh
i i
b
a
m
h
l
g
oo
gg
n
g
g
g
View3
View4
Bottom
g

11
MP-70/KSC-34-BK
EXPLODED VIEW (View 3,4,Bottom) PARTS LIST
VIew 3
View 4
Bottom
No PART CODE PART NAME DESCRIPTION1 Q’TY
g 40012101 SCREW 4X14 TRUSS TAPPING A1 FE ZC 36
h 40346201 SCREW 4X20 TRUSS TAPPING TWIN BZC 8
i 40011101 SCREW 3X8 BINDING TAPTITE B BZC 6
j 40011056 SCREW 3X6 BINDING TAPTITE B ZC 4
k 40346190 SCREW 4X16 TRUSS TAPPING TWIN BZC 3
No PART CODE PART NAME DESCRIPTION1 Q’TY
g 40012101 SCREW 4X14 TRUSS TAPPING A1 FE ZC 6
No PART CODE PART NAME DESCRIPTION1 Q’TY
a 40011501 SCREW M3X8 PAN MACHINE W/SW BZC 2
b 40011312 SCREW 3X8 BINDING TAPTITE P BZC 2
m 40128512 SCREW 4X25X20 PAN WASHER HEAD TAPTITE B BZC 10
n 40563345 SCREW H4X25X17 TAPTITE P W BZC W=12.5 24
o 22285342 CONNECTING PIN 228-342 2

12
June.2006
EXPLODED VIEW (Fig.A)
fig.explo-shou-a
EXPLODED VIEW (Fig.A)
PARTS LIST
View6
View 6
i
A-4
A-3
A-5
A-7
A-7
A-6
A-8
A-2
A-1
Fig. A
No PART CODE PART NAME DESCRIPTION1 Q’TY
A-1 04234445 FRONT PANEL EXP ENGLISH 1
A-2 03012323 KEY FELT 1
A-3 02901545 DISPLAY COVER 1
A-4 02901567 ISOLATOR LED 1
A-5 72786067 VOLUME BOARD ASSY 1
A-6 72785856 PANEL BOARD ASSY 1
A-7 01566101 PANEL HOLDER 2
A-8 03676078 R R-KNOB S-ELA-A BLK/LWG 1
i 40011101 SCREW 3X8 BINDING TAPTITE B BZC 10

13
MP-70/KSC-34-BK
EXPLODED VIEW (Fig.B)
fig.explo-shou-b
EXPLODED VIEW (Fig.B)
PARTS LIST
Fig.B
B-R
B-L
B-2
B-1
B-3
B-5
B-4 B-5
B-3
B-4
p
p
p
f
r
p
p
p
f
r
No PART CODE PART NAME DESCRIPTION1 Q’TY
B-R 72230789 CASING SIDE PANEL (R) ASSY 1
NOTE: ‘SIDE PANEL (R) ASSY’ includes the following parts.
B-1 01565945 CHASSIS SIDE HOLDER R 1
B-3 01565923 LID RAIL C 1
B-4 01017134 CASING LID RAIL STOPPER 1
B-5 01566145 CHASSIS TOP HOLDER 1
B-L 72230778 CASING SIDE PANEL (L) ASSY 1
NOTE: ‘SIDE PANEL (L) ASSY’ includes the following parts.
B-2 01565912 CHASSIS SIDE HOLDER L 1
B-3 01565923 LID RAIL C 1
B-4 01017134 CASING LID RAIL STOPPER 1
B-5 01566145 CHASSIS TOP HOLDER 1
f 40011123 SCREW 4X8 BINDING TAPTITE B BZC 2
p 40011312 SCREW 3X8 BINDING TAPTITE P BZC 6
r 40340323 SCREW M3X30 BINDING TAPTITE B ZC 6

14
June.2006
KEYBOARD EXPLODED VIEW / PARTS LIST
fig.keyboard-e
72908512
CPA-5 N-KEY A 7
CPA-5 N-KEY B 8
CPA-5 N-KEY C 7
CPA-5 N-KEY D 7
CPA-5 N-KEY E 7
CPA-5 N-KEY F 7
CPA-5 N-KEY G 7
CPA-5 N-KEY A’ 1
CPA-5 N-KEY C’ 1
2CPA-5 SHARP KEY 36
CPA-5 HAMMER-1 for Natural key A0 to F#2 13
CPA-5 HAMMER-2 for Natural key G2 to E4 13
CPA-5 HAMMER-3 for Natural key F4 to D6 13
CPA-5 HAMMER-4 for Natural key D#6 to C8 13
CPA-5 HAMMER-5 for Sharp key A0 to E4 18
CPA-5 HAMMER-6 for Sharp key F4 to C8 18
CPA-5 CHASSIS ASSY
4 CPA-5 CHASSIS 88P 1
1
5 CPA-5 KEY CUSHION A 1
6 CPA-5 KEY CUSHION B 1
7 CPA-5 KEY CUSHION C 1
8 CPA-5 HAMMER CUSHION A 1
9 CPA-5 HAMMER CUSHION B 1
CPA-588 PWB LOW ASSY 1
CPA-588 PWB MID ASSY 1
CPA-588 PWB HI ASSY 1
*11 CPA-5 RUBBER SWITCH 12P 8
12 SCREW 3X8 BINDING TAPTITE P FE BZC 22
13 BNCD-P=1.25-K-16-80 1
Item 11 marked * is includes in each unit of 10
10
03233012
03233023
03234112
03234123
03234134
03234145
03236790
72342434
03127190
03340078
03236801
03340089
03340090
03340101
03340112
03232990
03233001
03232934
03232945
03232956
03232967
3
1
40011278
02016989
03235801
72342445
72342456
72342467
03232978
03232989
Please refer to the Service Notes for CPA-5 (17058188E0), when you repair the keyboard section.
PART NAME
BNCD-P=1.25-K-22-300
BNCD-P=1.25-K-16-240
PART CODE
03565334
04234756
No. Qty.
PART NAMEPART CODENo. Qty.
1
1
The following parts (connect the MAIN BOARD ASSY and KEYBOARD ASSY)
do not include the keyboard Assy.

15
MP-70/KSC-34-BK

17
June.2006 MP-70/KSC-34-BK
16
WIRING DIAGRAM
fig.WIRING@L
WIRING DIAGRAM
B8B-PH
B14B-PH B7B-PH
2
B6B-PH CN 8
CN 5
CN 1
B6B-PH
CN 4 CN 6
1
9
10
3
8
4
56
B8B-PH
CN 101
CN 11
CN 12
B2P3-VH
B3P5-VH
CN 13
B3B-PH
CN 4
B3B-PH
CN 6
B4P-VH
CN 5
B4B-PH
CN 2
B7B-PH
B10B-PH
16FE-BT
-VK-N
B10B-PH
CN 6
CN 19
B14B-PH
CN 5
22FE-BT
-VK-N
CN 18
CN 1
B4B-PH
CN 4
CN 23
B3P-VH
7
11
12
13
400
POWER SW ASSY (WIRING HW15)
6
200
02343378
3
500
WIRING 3X100-P=2.0-PHR-PHR-F
Description
WIRING 14X400-P2.0-PHR-PHR-F
11
380
72454101
8
100
350
023441895
02341734
2
Length(mm)
WIRING 8X650-P=2.0-PHR-PHR-F
WIRING W1 (SPEAKER)
No.
10
650
WIRING W3
04234767
7
800
03126278
4
02343867
03348101
1
WIRING W1
02343645
12
180
Part Code
L:340, R:450
350
WIRING 6X800-P=2.0-PHR-PHR-F
WIRING 10X400-P=2.0-PHR-PHR-F
02342045
WIRING 4X350-P=2.0-PHR-PHR-F
13
04234756
BNCD-P=1.25-K-16-240 240
300
03565334
BAN CARD BNCD-P=1.25-K-22-300
WIRING W2 (TRAN S-PAB)
04234745
9
FULL RANGE
Keyboard
INLET
BOARD TRANS
POWER
SWITCH
PS-AMP-M
BOARD
BOARD
BOARD
BOARD
BOARD BOARD
MAIN
PHONES LED
PANEL
VOLUME
CPA-5

18
June.2006
DISASSEMBLY PROCEDURE
When removing major parts, use the following procedure.
After servicing, make sure that the wiring is in the original state and original
location.
If you remove fasteners, be sure to firmly tighten them to their original state.
Removing the top board
1.
Remove the screws (4 pcs.) from the rear side of the top board.
2. Remove the (Right side and left side) screws from the top side of the top
board. (2 pcs.)
3.
Remove the top board by pulling it out toward the front side.
Removing the lid board
1.
Remove the top board.
2. Remove the “Lid Rail Stopper and screw” attached to the side panel.
(One from either left or right.)
3.
Remove the top holder (2 pcs.) stopper side.
4. Align the gear of the lid shaft to the notch of the lid rail, and lift it
upward.
Removing the side panel
1.
Remove the top board.
2. Remove the lid board.
3. Remove the screws (two each from left or right) from the rear of the side
panel.
4.
Remove the bottom board screws (two each from left or right) from the
chassis side of the side panel.
5.
Remove the bottom board screws (two each from left or right) from the
chassis bottom of the side panel.
Removing the rear panel
1.
Remove the top board.
2. Remove the screws (two each from left and right) from the rear of the side
panel.
3.
Remove the amp board assembly. (We explain how to remove this
assembly by the another section.)
4.
Remove the screws (8 pcs.) that fasten the bottom board to the rear panel.
5. Remove the screws (6 pcs.) from the rear of the amp board assembly.
Removing the front panel / panel
circuit board / key top
1.
Remove the top board.
2. Cut the wiring fasteners of the center holder (four insu-lock ties).
3. Remove the center holder fastening screws (2 pcs.) from the front panel.
4. Remove the holder screws (2 pcs.) from the left and right of the front
panel inside the chassis.
5.
Remove the holder screws (2 pcs.) from the left and right of the front
panel under the chassis.
6.
If you are exchanging the circuit board or servicing the key top, remove
the screws (7 pcs.) that fasten the circuit board.
Removing the lower blind
1.
Remove the top board.
2.
Remove both left and right side panels.
3.
Remove the screws (2 pcs.) that fasten the lower blind to the bottom
board.
4.
Disconnect the LED board wiring from the connector of the phones
board.
5.
Remove the screws (2 pcs.) that fasten the lower blind and bottom board
below the side panel.
6.
Remove the bottom board screws (6 pcs.) from the front bottom of the
chassis.
Removing the keyboard
1.
Remove the top board.
2. Remove the front panel.
3. Remove the keyboard chassis screws (3 pcs.) from inside the chassis.
4. Remove the bottom board black screws (24 pcs.) from the rear bottom of
the chassis.
Removing the trans
1.
Remove the top board.
2. Remove the trans cover (7 pcs).
3. Remove the trans fastening screws (4 pcs).
After servicing is completed, firmly fasten the wiring in its original state.
You must use the specified components to fasten the wiring.
Removing the amp board
assembly
1.
Remove the top board.
2. Remove the pabm cover (8 pcs).
3. Unplug the wiring from the connectors of the amp board. (CN1, CN4,
CN6, CN8, CN5, CN11)
4.
Free the wiring from the left and right wiring restraints.
5. Remove the screws (4 pcs.) that fasten the amp board assembly to the
bottom board.
6. Remove the screws (6 pcs.) from the rear side of the amp board assembly.

19
MP-70/KSC-34-BK
PARTS LIST
fig.part1e
CASING
02901545 DISPLAY COVER 1
# 04234445 FRONT PANEL EXP PANEL 1
01566467 SPEAKER COVER 2
! # 04234412 TRANS COVER COVER 1
! # 04234434 PABM COVER COVER 1
03344823 REAR PANEL 1
01017134 LID RAIL STOPPER 2
72230778 SIDE PANEL (L) ASSY 1
NOTE: ‘SIDE PANEL (L) ASSY’ includes the following parts.
01565912 SIDE HOLDER L 1
******** SIDE PANEL L PANEL 1
01565923 LID RAIL C 1
03016523 LID RAIL C SPACER 1
40012290 SCREW M4X6 BINDING TAPTITE-B FE ZC 2
40340323 SCREW M3X30 BINDING TAPTITE B ZC 5
40011312 SCREW 3X8 BINDING TAPTITE P BZC 5
40017378 COATING CLIP CS-7 2
72230789 SIDE PANEL (R) ASSY 1
NOTE: ‘SIDE PANEL (R) ASSY’ includes the following parts.
01565945 SIDE HOLDER R 1
******** SIDE PANEL R PANEL 1
01565923 LID RAIL C 1
03016523 LID RAIL C SPACER 1
40340323 SCREW M3X30 BINDING TAPTITE B ZC 5
40011312 SCREW 3X8 BINDING TAPTITE P BZC 5
72452145 MUSIC REST ASSY 1
NOTE: ‘MUSIC REST ASSY’ includes the following parts.
******** MRH HOLDER HOLDER 2
******** MUSIC REST MUSIC REST 1
******** MUSIC REST HOLDER MUSIC REST 1
40011090 SCREW 3X6 BINDING TAPTITE B BZC 4
03344845 LOWER BLIND 1
# 04232334 BOTTOM BOARD BOARD 1
01568678 TOP BLIND 1
# 04232301 TOP BOARD BOARD 1
03344789 LID BLIND 1
# 04232312 LID BOARD BOARD 1
00900378 LID BLIND CAP 2
CHASSIS
00900478 TOP BOARD HOLDER 4
01566145 TOP HOLDER 2
01907601 CENTER HOLDER 1
# 04234456 CENTER HOLDER HOLDER 1
04013123 PWB HOLDER 2
01566101 PANEL HOLDER 2
71127201 LID SHAFT ASSY 1
KNOB, BUTTON
02016289 Y C-KEYTOP MD2H BLK 4
02016245 Y C-KEYTOP MX2H BLK 1
02010456 Y C-KEYTOP MD4H BLK 3
03676078 R R-KNOB S-ELA-A BLK/LWG 1
12499175 BUTTON JSPUE001A 1
SWITCH
01340290 TACT SWITCH EVQ11A05R H=5.0 SWITCH SW23,SW18,SW21,SW24,SW22,SW19,SW10
,SW1,SW4,SW5,SW6,SW7,SW20,SW9,SW17
,SW11,SW12,SW13,SW14,SW15,SW16,SW8
on PANEL
22
! 72454101 POWER SW ASSY 1

20
June.2006
JACK, EXT TERMINAL
13449252 6.5MM JACK YKB21-5006 (STEREO W/SW) JK6 on PABM ,JK306,JK305 on Phones 3
13429676 MIDI CONNECTOR YKF51-5048N (TWIN) JK5 on PABM 1
13449283 6.5MM JACK HLJ7101-01-3010 JK2,JK3,JK4,JK1 on PABM 4
DISPLAY UNIT
00451423 LB-303VA 7SEG LED LED99 on PANEL 1
NOTE: Replacement LB-303VA should be made on a unit base.
SPEAKER, BUZZER
! 02896112 PD-12355AON FULL-RANGE SPEAKER 2
KEYBOARD ASSY
72908512 KEYBOARD ASSY CPA-5 KBD 88P-B 1
NOTE: See ‘KEYBOARD PARTS LIST’ for details.
PCB ASSY
# 73231456 MAIN BOARD ASSY UNIT 1
72785856 PANEL BOARD ASSY 1
72786067 VOLUME BOARD ASSY 1
72014589 LED BOARD ASSY 1
72896789 PHONES BOARD ASSY 1
NOTE: ‘PHONES BOARD ASSY’ includes the following parts.
01563567 WIRING W44 1
01459167 PHONES HOLDER 1
22150756 JACK NUT 2 PLASTIC/BLK 2
# 73231423 PABM ANALOG PHANTOM UNIT 1
NOTE: ‘PABM ANALOGPHANTOM ‘ includes the following parts.
! # 04234423 HEATSINK HEATSINK 1
22195975 TR HOLDER 219-975 1
01454001 IC HOLDER 4
03677623 HEATSINK HOLDER L 1
03677634 HEATSINK HOLDER R 1
! 40013734 FUSE LABEL H191 T2.5A/250V 1
40011067 SCREW 3X8 BINDING TAPTITE B FE ZC 2
40012301 SCREW 4X8 BINDING TAPTITE B FE ZC 4
40455490 SCREW M3X12 PAN PAN MACHINE W/SW+SMALL PW 9
40017378 COATING CLIP CS-7 2
# 73231478 TRANS BOARD ASSY UNIT 1
! # 04234745 WIRING W2(TRANS-PAB) WIRING 1
72787867 INLET BOARD 100/117 1
NOTE: ‘INLET BOARD 100/117’ includes the following parts.
02679112 INLET HOLDER 1
! ******** PABM INLET BOARD Assy(Unit) 1
40011312 SCREW 3X8 BINDING TAPTITE P BZC 2
40011501 SCREW M3X8 PAN MACHINE W/SW BZC 2
IC
15169304H0 IC (TTL 6INVERTERS) HD74LS04P IC9 on PABM 1
15189189 IC (BIPOLAR OP AMP) UPC4570HA IC11,IC1,IC2,IC6 on PABM 4
15189250 IC (BIPOLAR OP AMP) M5218AL-TG1Z IC7,IC3,IC5 on PABM 3
! 02898567 REGULATOR NJM78M05FA IC12 on PABM 1
! 15199191 IC (V.REG) NJM78M12FA IC13 on PABM 1
! 15199192 IC (V.REG) NJM79M12FA IC14 on PABM 1
15199904 IC (RESET) M51953BL-600Y IC4 on PABM 1
03122589 IC (PHOTO CUPLR) PC910LKNSZ0F IC8 on PABM 1
TRANSISTOR
15119132 TRANSISTOR 2SA1015-GR(TPE2.F) Q18,Q22,Q27 on PABM 3
15119615 TRANSISTOR 2SB647CTZ Q5,Q11 on PABM 2
! 02126367 TRANSISTOR 2SB1016AY Q1,Q7 on PABM 2
15129151 TRANSISTOR 2SC1815-GR(TPE2.F) Q16,Q25,Q28,Q30,Q15 on PABM 5
15129152 TRANSISTOR 2SC2878-A(TPE2.F) Q9,Q14,Q10,Q3,Q13,Q4 on PABM 6
15129623 TRANSISTOR 2SD667CTZ Q2,Q8 on PABM 2
! 02126378 TRANSISTOR 2SD1407AY Q6,Q12 on PABM 2
15139124 TRANSISTOR 2SK363-GR(TPE2.F) Q26,Q29,Q21,Q17 on PABM 4
15119163 TRANSISTOR RN2227(TPE4.F) Q19,Q20 on PABM 2
15129164 DIGITAL TRANSISTOR DTC114ESATP Q32 on PABM 1
DIODE
00899023 LED LNJ282RKRXE LED3 on PANEL 1
01904112 LED(RED) SLR-342VCT32 N.P.Q RANK LED11,LED10,LED12,LED13,LED8,LED14,
LED21,LED22,LED23,LED7 on PANEL
10

21
MP-70/KSC-34-BK
15029348 LED (GREEN) SLR-342MCT32 LED20 on PANEL 1
01239867 LED (RED/GREEN)CLR SML72423C TP15 LED1,LED15,LED19,LED24,LED9,LED4,LE
D5,LED6,LED18 on PANEL
9
15029281 LED (RED) GL-3PR8 LED1 on LED 1
15019126 SWITCHING DIODE 1SS133 T-77 D12,D22,D21,D20,D19,D18,D17,D16,D13,D
23,D11,D10,D9,D8,D7,D6,D5,D4,D3,D2,D1,
D15 on PABM
22
! 15039142 RECTIFIER DIODE S5688G(TPB5.Q) 1A/400V D30,D33,D31,D27,D14,D24,D28 on PABM 7
! 15039176 BRIDGE DIODE D3SBA20 4A/200V D29 on PABM 1
DIODE
RESISTOR
13749189 CARBON RESISTOR SR50TR 101 J (1/2W) 4
13749793T0 CARBON RESISTOR SR25TRE 681 J 680 OHM 1/4W R75,R85,R56,R55,R50,R38,R20,R19,R15,R3
on PABM ,R338 on Phones
11
13749769T0 CARBON RESISTOR SR25TRE 680 J R117,R98 on PABM 2
13749773T0 CARBON RESISTOR SR25TRE 101 J R122,R129,R106,R97,R62,R45,R28,R8,R131
on PABM
9
13749775T0 CARBON RESISTOR SR25TRE 121 J R93 on PABM 1
13749781T0 CARBON RESISTOR SR25TRE 221 J R105,R149 on PABM 2
13749783T0 CARBON RESISTOR SR25TRE 271 J R67,R135,R136 on PABM 3
13749785T0 CARBON RESISTOR SR25TRE 331 J R14,R86,R76,R49,D35 on PABM 5
13749795T0 CARBON RESISTOR SR25TRE 821 J R51,R71,R81,R16 on PABM 4
13749797T0 CARBON RESISTOR SR25TRE 102 J R114,R61,R132,R94,R35,R27,R25,R1,R59 on
PABM
9
13749803T0 CARBON RESISTOR SR25TRE 182 J R30,R64 on PABM 2
13749807T0 CARBON RESISTOR SR25TRE 272 J R4,R39 on PABM 2
13749809T0 CARBON RESISTOR SR25TRE 332 J 1/6W R112,R127,R91,R87,R77,R37,R128onPABM 7
13749815T0 CARBON RESISTOR SR25TRE 562 J R6,R43,R52,R65,R70,R74,R80,R84onPABM 8
13749817T0 CARBON RESISTOR SR25TRE 682 J R116,R78,R121,R88,R123 on PABM 5
13749821T0 CARBON RESISTOR SR25TRE 103 J R146,R147,R140,R113,R111,R109,R95,R92,R
148 on PABM
9
13749823T0 CARBON RESISTOR SR25TRE 123 J R2,R36 on PABM 2
13749825T0 CARBON RESISTOR SR25TRE 153 J R7,R79,R82,R72,R44,R69 on PABM 6
13749827T0 CARBON RESISTOR SR25TRE 183 J R17,R53 on PABM 2
13749833T0 CARBON RESISTOR SR25TRE 333 J R63,R58,R130,R118,R103,R5,R41,R29,R24,R
90 on PABM
10
13749841T0 CARBON RESISTOR SR25TRE 683 J R68,R110,R100,R73,R66,R60,R57,R34,R32,R
26,R23,R83 on PABM
12
13749845T0 CARBON RESISTOR SR25TRE104J R107,R126 on PABM 2
13749861T0 CARBON RESISTOR SR25TRE 474 J R125,R104 on PABM 2
13749865T0 CARBON RESISTOR SR25TRE 684 J R96,R120,R101,R46,R9,R115 on PABM 6
01450978 FUSE RESISTOR RF50S T52 0R1 OHM J R47,R10 on PABM 2
! 01561290 FUSE RESISTOR RF2S L20 8R2 OHM J R137 on PABM 1
POTENTIOMETER
13289251 POTENTIOMETER RK14K12CO 10KB W/CENTER
TAP
VR101 on VOLUME 1
CAPACITOR
01453278 CERAMIC CAPACITOR DE2E3KH472MB3B C106 on Inlet 1
! 03019023 CHEMICAL CAPACITOR RC2-16V330MF1#-T2 C1,C5,C6 on PANEL 3
13529132 CERAMIC CAPACITOR RPEF11H104Z2M1A01A C85,C114,C115,C90,C87,C86,C75,C70,C65,C
34,C54,C79,C119 on PABM ,C111 on VOL-
UME,C1 on Phones
15
03234489 CHEMICAL CAPACITOR RC2-25V101MG1#-T2 C108,C110 on VOLUME 2
03124990 CERAMIC CAPACITOR RPE2C1H330J2M1Y01A C51,C61,C50,C32,C10,C62 on PABM 6
13549251M0 POLYEST. CAPACITOR ECQ-M1H471JF3 470PF/50V C35,C14 on PABM 2
13549253 POLYEST. CAPACITOR ECQ-B1H681JF3 C41,C20 on PABM 2
13549274M0 POLYEST. CAPACITOR ECQ-B1H393JF3 C22,C43 on PABM 2
13549276M0 POLYEST. CAPACITOR ECQ-B1H563JF3 C7,C28 on PABM 2
13549277M0 POLYEST. CAPACITOR ECQ-B1H683JF3 C29,C8,C17,C27 on PABM 4
13549279M0 POLYEST. CAPACITOR ECQ-B1H104JF3 C93,C94,C98,C99,C103,C104 on PABM 6
13549343 POLYEST. CAPACITOR ECQ-B1H151KF3 C31,C9 on PABM 2
13549347 POLYEST. CAPACITOR ECQ-B1H331KF3 330PF C63,C68,C67,C52,C56,C57 on PABM 6
03230345 M.POLYEST CAPACITOR ECQE1A473JF C101 on PABM 1
01239378 M.POLYEST. CAPACITOR ECQV1H104JL3 C25,C46 on PABM 2
01239390 M.POLYEST. CAPACITOR ECQV1H334JL3 C76,C78,C81,C83 on PABM 4
02782901 CHEMICAL CAPACITOR RE3-50V010MB-T2 C39 on PABM 1
02782934 CHEMICAL CAPACITOR RE3-35V330ME3#-T2 C45,C55,C91,C89,C88,C74,C73,C72,C71,C66
,C64,C60,C3,C1,C48,C42,C37,C36,C16,C6,C
4,C53,C49 on PABM
23
02895378 CHEMICAL CAPACITOR RE3-35V101MB-T2 C82,C77,C40,C33,C12,C19 on PABM 6
! 02895389 CHEMICAL CAPACITOR RE3-35V102MI5#-T4 C92 on PABM 1
02895390 CHEMICAL CAPACITOR RE3-35V331MA-T2 C95,C107,C100,C105 on PABM 4
02895934 CHEMICAL CAPACITOR R2B-35V100M-T2 C84,C108,C117 on PABM 3
! 01340389 BLOCK CAPACITOR ECOS1VP682BB C97,C102 on PABM 2

22
June.2006
FUSE, FUSE HOLDER
! 03670534 FUSE 5ST 1.25 1.25A/250V 1
! 03564690 FUSE 5ST 2.5 2.5A/250V 2
CONNECTOR
! 13369585 CONNECTOR B3P5-VH(LF)(SN) 7A/250V CN13 on Inlet 1
! 13369898 CONNECTOR B2P3-VH(LF)(SN) 7A/250V CN12 on Inlet 1
13369541 CONNECTOR B10B-PH-K-S(LF)(SN) CN1 on PANEL 1
13369567 CONNECTOR B4B-PH-K-S JST(LF)(SN)(4P) CN2 on PANEL 1
13369504 CONNECTOR B8B-PH-K-S JST(LF)(SN) CN1 on PABM ,CN101 on VOLUME 2
13369663 CONNECTOR JST S3B-PH-K-S(LF)(SN)(3P) CN4 on LED 1
13369566 CONNECTOR B6B-PH-K-S JST(LF)(SN)(6P) CN8 on PABM ,CN5 on Phones 2
13369568 CONNECTOR JST B3B-PH-K-S(LF)(SN) CN6 on Phones 1
13369503 CONNECTOR B7B-PH-K-S(LF)(SN)JST CN6 on PABM 1
13369563 CONNECTOR B14B-PH-K-S (LF)(SN)JST CN4 on PABM 1
! 13369586 CONNECTOR B3P-VH CN11 on PABM 1
! 13369913 CONNECTOR B4P-VH 4P(LF)(SN) 7A/250V CN5 on PABM 1
01908667 CONNECTOR 22FE-BT-VK-N CN19 on Main board 1
01908645 CONNECTOR 16FE-BT-VK-N CN18 on Main board 1
WIRING, CABLE
02341734 WIRING 3X100-P2.0-PHR-PHR-F 1
02342045 WIRING 4X350-P2.0-PHR-PHR-F 1
02343378 WIRING 6X800-P2.0-PHR-PHR-F 1
02343645 WIRING 8X650-P2.0-PHR-PHR-F 1
02343867 WIRING 10X400-P2.0-PHR-PHR-F 1
02344189 WIRING 14X400-P2.0-PHR-PHR-F 1
! 03126278 WIRING W1 1
! 03348101 WIRING W3(INLET-TRANS) 1
! # 04234767 WIRING WIRING W1(SPEAKER) 1
03565334 BAN CARD BNCD-P=1.25-K-22-300 1
# 04234756 WIRING BNCD-P=1.25-K-16-240 1
TRANSFORMER
! 02896045 TRANSFORMER UNIVERSAL 1
AC INLET, OUTLET
! 02230989 AC INLET M1934(INL-19) 5/2.5A 125/250V 1
SCREW
40011101 SCREW 3X8 BINDING TAPTITE B BZC 12
40012101 SCREW 4X14 TRUSS TAPPING A1 FE ZC 39
40346201 SCREW 4X20 TRUSS TAPPING TWIN BZC 8
40340301 SCREW M4X16 OVAL TPB1 BZC 2
40128512 SCREW 4X25X20 PAN WASHER HEAD TAPTITE B BZC 10
40011056 SCREW 3X6 BINDING TAPTITE B ZC 4
40011123 SCREW 4X8 BINDING TAPTITE B BZC 12
40011312 SCREW 3X8 BINDING TAPTITE P BZC 6
40011501 SCREW M3X8 PAN MACHINE W/SW BZC 4
40017656 SCREW M4X15 PAN HEAD DOUBLE SEMS FE ZC 4
40012145 SCREW 4X14 TRUSS TAPPING A BZC 1
40346190 SCREW 4X16 TRUSS TAPPING TWIN BZC 3
40563345 SCREW H4X25X17 TAPTITE P W BZC W=12.5 24
22285342 CONNECTING PIN 228-342 2
40239401 SCREW M3.5X8 BINDING TAPPING A BZC 34
40010645 SCREW M4X8 TRUSS TAPPING A1 FE BZC 8
22150756 JACK NUT 2 PLASTIC/BLK 2
PACKING
22675516 PACKING SHEET 1
01566389 PAD L 1
01566390 PAD R 1
02019334 PAD CARTON LOWER 1
02019434 PAD CARTON UPPER 1
03344889 PAD UPPER 1
# 04232290 PACKING CASE PACKING CASE 1
MISCELLANEOUS
00890923 BUSHING D-71 2
01011534 CUSHION 2
01346323 LID CUSHION 1
01566378 CUSHION 3
02901567 ISOLATOR LED 1