Roland RD-100 Service Notes page 13

CN4
53014-0810
RET_R 1
AGND 2
RET_L 3
-12V 4
12V 5
C40
SEND_R 6
AGND 7
C39
SEND_L 8
47uF25
To Control Board
47uF25
Cn5
CN5 R48
R49
53014-1010 100K
100K
XRES 1
5VD 2
5VD 3
DGND 4 V- V
DGND 5
-12V 6
12V 7
R_DAC 8
AGND 9
L_DAC 10
To Main Board
Cn7
CN3
5045_07A -VCC VCC 5VC
-15V 1
AGND 2
+5V 3
+5V 4
DGND 5
DGND 6
+15V 7
From Power Supply B. R1
100I
0.5W
R2
100I
L11
0.5W
EXCELDR25V
NIU
C3 C4 C36 C35 C34
100uF16 100uF16 100uF16 100uF16
100uF16
TP8
5VC
R18
XRST
1Ks
1 5 SW1
VCC RES
TP7 2 NC
NC
3 4
GND CAP
RESET
IC2
C18
M51953A
220nF
5%
TP9
5VC
R21
MUTE
5VC
1Ks
1 5 R23
R22
VCC RES
TP10 2 100KS
47KS
NC
3 4
GND CAP
IC3 3 3
R24
M51953A 2 2
100KS
C13
10uF16 1 1
Q4 Q5
2SC2412 2SC2412
C29 100pFS 5% np0
R39
27KS
R42
27KS
IC6B 6
7
R
BA5218F
5
FLAT
C30 100pFS 5% np0
R40
27KS
R41
27KS
2
L 1
3
IC6A
BA5218F
8 4
FLAT
C27
0.1S
C19
C28
100pFS
5% np0 0.1S
VCC
-VCC
R17
27KS
IC1A
R19 C25
BA5218F
10KS
FLAT 10uF16BP
RET_L
2
L
1
3
C1
R5 1Ks
10uF16BP
8 4
R37
100KS
C11
0.1S
C12
V
C20 0.1S
R
100pFS
V-
5% np0
R3 1Ks
R20 R16
10KS 27KS
C26
RET_R
10uF16BP
IC1B
C2
R9
R10
BA5218F
10uF16BP
220Ks
100KS
6 FLAT
7
5
-VCC
Q3
VCC
D6 2SA1037
1 2 1 3
R12
DAN202
2
220KS
R13
47KS
C33
R15
220uF16
3 47KS
2
R14
Q2
47KS 3 1 2SC2412
2
1 Q1
2SC2412
R11
100KS
R43
100I L9
PHONES 1
0.5W FL5R200N
C23
C21
560pFs JK5
100uF25
5% np0 HLJ052001010
3
R44
L10
100I
2
1
FL5R200N
0.5W
C24
L8
560pFs
SNT-D30
5% np0
R46
100I
C22 L12
100uF25
PHONES 2
0.5W FL5R200N
C37
560pFs JK6
5% np0 HLJ052001010
DAMP/SOFT SWITCH
R47 3
L13
100I
2
1 JK3
FL5R200N
0.5W HLJ4306-01-3080
C38
L14
560pFs
SNT-D30
5% np0
OUTPUT
JK1
L1
R6 1Ks R7 680s SBT0160W HLJ052001110
4 1 2
3
L/M
2 3 2 1
3 Q7
2SC2878
1
JK2
L2
R4 1Ks R8 680s SBT0160W HLJ052001110
4 1 2
MIDI
3
R
2 3 2 1
3 Q8
2SC2878 JK4
1 YKF51-5054
IN
OUT
C8
0.1S
FIX1
C5
0.1S TP4
FIX2
C6
C10
0.1S C9 TP5
0.1S
0.1S
C7
0.1S TP6
ref5V
2
D2
R34
DAN202
22Ks
R33 1
DAMP
2
1Ks
C31
D3
1nF
1
DAN202
5% P.5
L6
SBT0160W
2 1 4
4
7 2 3 ref5V
3
1 D4 2
R35
DAN202
22Ks
L7
R36 1
SBT0460
SOFT
2
1Ks
C32
D5
1nF
1
DAN202
5% P.5
D1
DAN202
6N137
IC4
L3=L4=L5=SBT0160W 2
1 8
R25 NC VCC
2 7
220s EN
LA
3
1 L4 6
OUT
LC
4
1 4 1 5
GND
NC
2
2 3
3
4 L5
1 4
R26
5VC
5
220s
2 3 5VC
C16
6 R30
0.1s
4K7s
R32
C14 1
220s
IC5B IC5A
L3 4
0.1s
4 3 2 1
SBT0460
74LS05
7
74LS05
flat
IC5E 10 11
74LS05 Q6
flat 3 2SA1037
IC5D 8 9 5VC 2
74LS05
flat 1
IC5C 6 5 12
74LS05
IC5F
flat R27 R28
74LS05
22Ks 22Ks
flat
XRST
CN1
53014-0710
TP1
M_IN 7
M_OUT 6
TP2 REFGND 5
From Main B. SOFT 4 SOFT
Cn4 SOST 3 SOST
TP3 DAMP 2 DAMP
REF+5 1
C17
100uF16
ref5V
5VC
R29
1Ks
C15
0.1s
5VC
R45
22Ks
flat
5VC
R31
22Ks
13
M_IN
M_OUT
SOFT
DAMP