Roland EM-20 - Wiring Diagram and Keyboard Parts List

5
EM-20/EM-10
July, 1999
WIRING DIAGRAM EM-20/EM-10
LCD PCB ASSY
22
1616
CN4 CN3 16 16
CN2
AMPC1.2716P AMPC1.2716P
RIBBON
CONTROL PCB ASSY
AMPC1.2720P
CN5
8
ZIF 5597-08APB
20
CN1
DC IN
12V
14
POWER
SWITCH
ITAROL-M005
J
5045-04A
4
+
+
left
Right
CN3
J
DC IN
PHONES
12
JJ
OUTPUT
CN5
AMPC1.2714P
CN4
20 14
MAIN PCB ASSY
L/M R
IN
OUT
DD
MIDI
J
DAMP.
PEDAL
AMPC1.2720P
AMPC1.2714P CN3
CN10
CPU MODULE
PCB ASSY
AMPC1.2714P
LEFT CONTACT PCB ASSY RIGHT CONTACT PCB ASSY
À
Á
Â
Ã
Ç
Only on EM-20
Only on EM-20
DO
DO
61-KEY KEYBOARD TP/7BA 2° code 7626921001
1
2
3
4
5
6 8 7 9
11
10
PARTS NAME DOUBLE HEADED SPRING NATURAL KEY C5 DO
RE MI FA
SOL
LA SI
DO(F)
NATURAL KEY D6 NATURAL KEY E7 NATURAL KEY F1 NATURAL KEY G2 NATURAL KEY A3 NATURAL KEY B4 NATURAL KEY C8 SHARP KEY SCREW 2,9x10 TCTCPR TROP 12P RUBBER CONTACT 13P RUBBER CONTACT LEFT CONTACT PCB ASSY+RUBBER C. CH. RIGHT CONTACT PCB ASSY+RUBBER C. CH. KEYBOARD SUPPORT 61 KEYS RUBBER END STROKE ADHESIVE RUBBER8x2,5x848
CODE RJA
Num.
22178226 61 J2579123 5 J2579124 5 J2579125 5 J2579126 5 J2579127 5 J2579128 5 J2579129 5 J2579130 1 22578318 25 J2289125 34
2218523802
4
2218523902 1
7624505001 1
7624504001 1
22818746 1 22158789 61 22358151 1
N
O.
2
3
5
6
1
PM
SM
4
CONTACT BOARDS ARE COMPLETE WITH RUBBER CONTACTS
*
*
11
9
7
10
8
12P RUBBER CONTACT
12P RUBBER CONTACT
12P RUBBER CONTACT 12P RUBBER CONTACT 13P RUBBER CONTACT
8P+4P
ASSEMBLY OF RUBBER CONTACT
KEYBOARD PARTS LIST
1 K3468159 16P FLAT CABLE ASSY (72) -2C 2 K3468209 16P FLAT CABLE ASSY (82) -2C for EM-10
K3468158 16P FLAT CABLE ASSY (62) -2C for EM-20
3 7700612000 14P CABLE ASSY (30) -C1A+1H 4 K3468208 4P CABLE (30/74) (W-4PC)