Roland MicroComposer MC-4 Service Notes page 18

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PARTS
LIST
CHASSIS
Oe^Hlia
chassis
Hn3
061 H1 12
CtiaSSisH112
0S3HQ37
Side panel
H37
(right)
Cie3H03B
Slds panel
H3S
{lehl
072H074
Pa^el
H74
Q48H02&
Heat
sink
H25
116H0CI5
Jqintscr&w
H5
065H0B2
Cover
H82
ifluorescent
lube)
D66H091
Cover H31
(rear
cover)
KNOB
2247540600
K34
TYPE
METAL
KEY
TOP
12479704
124797D5
,
134492^0
1
344940600
KT3-2
blue [tandem)
KT3-1
iyory,
btue
HUl
02^01
010
HSJ-779-OI.O'EO
(miniy
SLIDE
SWITCH
13159113
SSB042-6LS
POWER
SWITCH
13U9103
2WiXll
LEVER SWITCH
13T3913&
SLE-622-18P
ICYCLE)
13139135
SLE-623-1S? (5YHC)
13139132
SLE722-18PIMODE>
KEY
SWITCH
13129714
KeH109O3wrskevtop
1312^716
KEH4A006f10KEYASS'Y}
PCB
149H140
I49hll4t
149H142
149H143
149H144
146H066
M6H067
CPU
BOARD
OPHl40(pcbO52H249C}
CONTROL
BOARD
0PH141
[pab
052H250E)
JACK
BOARD
OPH142
(pqb052H285C)
RAM
BOARD
0PHt43
(pcb052H333C)
CONNECTOR BOARD
OPH144
Iptb
0b2H3311
POWER
SUPPLY
eOARD
PSHeS
(pctj052H251Al
100/n7V
POWER
SUPPLY
SOARD
PSH77
^pcb
052H2&1
A)
22C/240V
15169301
HO
15169303HO
1516Q346BO
1516930480
15169335HO
15169347BO
15169311HO
15169340BO
15169318H0
15169319HO
15169332HO
15169324CO
1616932SHO
1516^117
151891160A
15189117
15189118
151891
11
NO
15189105
1&219105
15159104TO
151591
12T0
15159113HO
1&1S9117TO
1515912C1TO
15159309TO
TRANSISTOR
15129816
15129606
15129&0O
15119402
1&119123
15119113
151196Q1
15129121
1
51
29703
1512913200
15129114
15139103
15139110
74LSO0
QUAD
2
INPUT
NAND
74LS02
0UAD2-INPUT
NOR
74LSa3
HEX
INVERTERS
74L504
HEX INVERTERS
74LS20
DUAL
4-U^PUT
NAM
D
74LS32
QUAD
2-lNPUTQR
74LS74
OI-IAL
D-FFs
WITH PRESET
AND
CLEAR
74L5132
QUAD
2.INPUT
NAND
SCHP^ITT
TRIGGERS
74LS138
1-0F-8
DECODER/DEMULTIPLEXER
74LS139
DUAU1-0F-4
DECODER
74LS157
QUAD
2-INPUT
MULTIPLEXER
74LS245
OCTAL
3-STATE
BUS
TRANSCEIVERS
74LS36a
HEX
3-STATE
INVERTER BUFFER
7407
HEX
0,C.
BUFFERS
TLOflOCP
OP
AMP
{factory selected)
TL0B1CP
OP
AMP
TL0B2CP
OP
AMP
^PC3nC
OP
AMP
;jPC4558C
OP
AMP
LM565
PHASE
LOCKED LOOP
TC4011BP
QUADRUPLE
2-fNPUT
NAND
GATE
TC4049BP
HEX BUFFER/CONVERTER
(IMVERTING)
TC4051BP
G-CHANNEL
ANALOG
MULTIPLEXER/DEMALTlPLEXER
TC4070eP
QUAD
EXCLUSIVE
''OP"
GATE
TC4099BP
3
BIT
ADDRESSABLE LATCH
TC452eBP
DUAL MOWOSTABLE MU
LTlVIBRATOR
SEMICONDUCTOR
1C
15199116
;,PC14312H
3-PIN
REGULATOR
ITA7S012P)
15179111
;iPD7a0.1
B-BIT
MICROPROCESSOR
(LH-QOSOA)
15179306
MBB11SN
16,384
X
1-BIT
DYNAMIC
RAM
1B179605BO
M&L27t6K
16K
(2K
x
81
UV ERASABLE PROM
(i^Basisi
15179110BO
M5LS253P-5
PROGRAMMABLE
INTERVAL
TIMER
[iiP
08253-51
15179120
LI204e
5
«
7
DOT MATRIX DECODER
15199^09NO
MPC7BL05
3-PlM
REGULATOR
1S17S12S
*JpDS2^^''^
PROGRAMMABLE
PEFllPHERAL
INTERFACE
(MSL8255AP}
DIODE
15019247
150 1920S
1501^123
15019103
1501&624
15019B31
15019532
15019612
1501962B
15029103
t
50291 05
15029133
15019250
15019243
2SD380-Y
or 0,
GH
2SD844-Y
2SD571-L
2SA682'Y
2SA1
175 JF
or
HE, FF.
EF,
K^F,
|2SA11
15-E or
F),
(^A937^
2SA1015-GR
2SB605^L
2SC202VRDrS
2SC1226
A
2SC1923-0
2SC1S15-GR
2SK30A
G R
MF510or2N4392
GP-30G
(Hi-Fi
Special)
1SR35-200
1
SI
585
1S2473
1SZ52
DSZ7.5Y
5Z36
X
0525.1
X
05Z5,6-U
TLR124
[redl
TLG124Atgrn)
TLY124
(yel)
D65BN'M
1B4B1
1
BO29703
16MD
02Z
fluorescar^t
lamp
ir^dicator
POTENTIOMETER
ROTARY
13219601
VM10R-S2aA1b
[lOOKA]
TEMPO
13219312
EVHLWAD25B14
(10KB)
TRIMMER
SR19R
13299111
2,2K&
13299114
10KB
13299115
22
KB
RJ-6S
132993D6
50OnE
13299307
1KB
RJ-6P
13299131
20KB
RESISTOR
CRB25FX(1%+lDDppm/°Cl
137691S2DO
1.3K
1376918900
47
K
137691 97
DO
10OK
13769201
DO
150K
CRB25DZ
[0.5%
+25ppmrc}
13789601
DO
100K
13789602DO
T30K
CRB25BY|0.1%+50ppmrC)
137S9501DO
UK
137B95Q7DO
31K
137S9503DO
125K
1378950400
250K
CRB25DY
(0.5?£
+50ppmr'CI
1
378911300
600
K
137S9114D0
1M
ARRAY
13919108
4R7Kx4(RC3SD4x472K)
13919109
4R7KxS^RGSD8x472K]
13919110
22K
k8(RGSD8x223K)
M0'4S
138391
43 FO
0.33n
3W
13S39145F0
82t^
3W
FLAT CABLE
D&3H131
FLAT CABLE
K1
31
053H132
053H133
053
HI
34
IC
SOCKET
13429S1
1
1
3429608
13439178
13429179
13439176
13439177
13439120
13439121
13439122
13439126
OTHERS
22 15050 100
2215050300
065H090
065H19G
064H055
D64H0B3
064Ha92
064H111
107H061
NOlSe FFLTER
12449219
ZGB1
201-11 (100/1 17V)
1
2449220
ZMB
2201-13 (220y240V)
FUSE
1
25591 33
1
2559532
1
25 595
18
12559516
SPEAKER
12389806
MGP1.0A
PRIM. 100/117V
CEETeaOrnA
PRIM. 22Of240V
CEET500mA
SEC.
220/240V
CEET3.15A
SEC.
22O/240V
EAF-16R02C
FLAT CABLE
HI 32
FLAT CABLE
HI
33
FLAT CABLE
H1
34
22P
50V
J
(palyatyrene)
IC-49-2406#2
{24P}
TCSO
25^1-1
FCN-7O4Q034'AU/L
34PIN
FCN-724P034-AU/L
34PIN
FCN'724P040-AU/L 40PIN
FCN-724P0&0-AUyL
50P1N
5045 04
A
504&O5A
504506A
5045^
10A
LONG NUT
#1
LONG
NUT^^3
Cover
H90
(radiation
cover)
Cover
H 190
[lever
SW)
Holder
H55
{pot.)
Holder
H83
Ikev
SW
asay 41
Holder
H92
(key
SW
assy
1, 2,
3)
Holder
Hill
[keySW^ssyB)
Cushion
Hei
CAPACITOR
13563153
CQ09S-1 H^220O0-JO& 2200?
50V
J (pDlYStyren&]
13569152
CO09S-lH'240RO
240P
50V
J
!polv^tvrer>e)
13569151
CQO9S.1H-022RO
CONVERTER TRANSFORMER
12449105
SI
67724
POWER TRANSFORMER
022H044J
1
ODV
022H044C
117V
022H044D
220/240V
16

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