Roland E-50 Service Notes page 15

Aug. 2006
15129623 TRANSISTOR 2SD-667C
DIODE
01897189 DIODE MA147-(TX)
J5019123 DIODE SCHOTTKY SK13 CHIP
A 02780401 CEA SCHOTTKY DIODE MA720-(TX)
# J5029125 LED DIODE SML-012UTT86A
# J5029126 LED DIODE SML-012BCTT86
# J5029127 LED DIODE SML-012ECTT86
15339109 DIODE DAP 202K
01121323 DIODE DA-204U
00019356 DIODE 1SR139-400 T-32
01905134 SCHOTTKY DIODE MA7D49
RESISTOR
# J3919119 RESISTOR ARRAY EXB28V103JX
# J3919120 RESISTOR ARRAY EXB2HV330JV
# J3919121 RESISTOR ARRAY EXB2HV103V
# J3919122 RESISTOR ARRAY EXB28V330JX
# J3919123 RESISTOR ARRAY EXB2HV104JV
# J3919124 RESISTOR ARRAY EXB-2HV-R00-0V
# J3919125 RESISTOR ARRAY EXB-2HV-102-JV
J3919104 RESISTOR ARRAY EXB-A10E-103-J
J3919108 RESISTOR ARRAY EXB-V8V-103-JV
J3919116 RESISTOR ARRAY EXB-V8V-220-JV
01457145 RESISTOR ARRAY EXB-E10C-103-J
02456878 RESISTOR ARRAY EXB-2HV-220-JV
J3809156 UNINFL. RES. 47 OHM 0.6W 5%
J3809162 METAL OXIDE RESIST.120 OHM 2W10%
# J3809164 RESISTOR 3.3 OHM 10W +HEATSINK
J3709168 RESISTOR 2010 1 OHM 1/2W 5% (MCR50)
01783623 RESIST. 2010 10 OHM1/2W 5%
# J3709170 RESISTOR 2010 0.22OHM 1/2w 5% (MCR50)
# J3709171 RESIST. 2010 22 OHM1/2W 5%
# J3709172 RESISTOR 2010 33 OHM 1/2W 5% (MCR50)
15399989 RESIST. 2010 68 OHM1/2W 5%
POTENTIOMETER
00459901 ROT. POT. 10KB 14K 1230
J3219110 ROT. POT. (10K) RK14J11A000G
13289186 RK11K1130 10KB LM1-15C W/CLK
20
CHIP
RED SMD
BLUE SMD
GREEN SMD
CHIP
T-106 CHIP
Q18 on Audio B.
D8 on Main B.
D5,D10,D25,D26,D28 on Audio B.
D2,D4,D6,D8 on Audio B.
D1 on Main B.
D27 on Audio B.
D1,D3,D4,D5,D6,D8,D9,
D11,D12,D13,D14,D15,D16,
D17,D19,D20,D22,D23,D24,
D25,D27,D28,D29,D30,D31,
D32,D33 on Right Control B.
D1,D2,D3,D4,D5,D6,D7,D8,
D9,D10,D11,D12,D13,D14,
D15,D17,D18,D19,D20,D21,
D22,D24,D25,D26,D27,D28,
D29 on Left Control B.
D1,D2,D3,D5,D6,D7,D8 on Center Control B.
D34 on Right Control B.
D2,D10,D18,D26 on Right Control B.
D16,D23,D30,D50,D52 on Left Control B.
D31,D32,D33,D34,D35,D36,
D37,D38,D39,D40,D41,D42,
D43,D44,D45,D46,D47,D48 on Left Control B.
D13 on Audio B.
D35,D36,D37,D38,D39,D40,
D41,D42,D43,D44,D45,D46,
D47,D48,D49,D50,D51,D52,
D53,D54,D55,D56 on Right Control B.
D9,D10,D11,D12 on Center Control B.
D3,D4,D5,D6,D7 on Main B.
D17 on Audio B.
D24 on Audio B.
RA18,RA21,RA24,RA26,RA41,
RA46,RA95,RA100,RA140,
RA141,RA142,RA143,RA144,
RA145 on Main B.
RA2,RA35,RA36,RA39,RA42,
RA113,RA114,RA115,RA116,
RA117,RA150,RA151,RA152,
RA153 on Main B.
RA9,RA14,RA31,RA44,RA118,
RA119 on Main B.
RA16,RA17,RA22,RA23,RA27,
RA29,RA33,RA37,RA38,RA45,
RA47,RA128,RA135,RA136,
RA137,RA138,RA139,RA154,
RA155 on Main B.
RA129,RA130,RA131 on Main B.
RA4,RA7,RA11,RA19,RA30,
RA32,RA34,RA146,
RA147on Main B.
RA127 on Main B.
RA3 on Right Control B.
RA3 on Left Control B.
RA65,RA134 on Main B.
RA106 on Main B.
RA1,RA2,RA4 on Right Control B.
RA1,RA2,RA4,RA5 on Left Control B.
RA1,RA8,RA40,RA43,RA50,
RA52,RA57,RA90,RA91,RA92,
RA93,RA96,RA112,RA120,
RA121,RA122 on Main B.
RA108,RA124,RA125,RA126 on Main B.
R238,R239 on Card Protect B.
R66,R69,R93 on Audio B.
R228 on Audio B.
R126 on Audio B.
R247 on Main B.
R6,R7,R118 on AudioB.
R15 on Right Control B.
R64 on Main B.
R24 on Right Control B.
R292 ON Main B.
R17,R18,R19,R20,R21,R22,
R23 on Right Control B.
R19,R30 on Audio B.
VR1 on Volume B.
VR1 on Center Control B.
VR2 on Volume B.
1
6
4
2
62
2
9
45
5
1
1
14
14
6
19
3
9
1
2
2
8
16
4
4
3
1
1
6
1
2
15
2
1
1
1