Specifications

37
Dec.2004 DR-880
CIRCUIT DIAGRAM (JACK)
fig.c-analog.eps
INDIVIDUAL A
INDIVIDUAL B
DIGITAL OUT
FOOTSW 1,2
OUTPUT R
OUTPUT L
(MONO)
FOOTSW 3,4 / EXP PEDAL
To PHONES BOARD
To PIN JACK BOARD
DAC/DIT
To INPUT BOARD
DAC
CODEC
A
A
AA
D
D
D
D
+
D3.3
D
A
A
AA
A
A
A
A
A
A
A
+
D3.3
+
D3.3
D
+
D3.3
+
D3.3
D
D
+
D3.3
+
D3.3
D
D
+
D3.3
+
D3.3
D
A
AA
A
A
A
A
A
AA
AA
A
A
A
A
+
A3.3
A
A
A
A
+
A3.3
A
A
AA A
A
A
+
A3.3
A
A
A
+
A3.3
A
A
A
AA
A
A
A
A
A
A
A
D
D
D
D
A
A
A
A
D
AD
D
D
D
A
+
D3.3
+
D3.3
+
D3.3
D
A
A
A
A
A
A
A
A
+
D3.3
D
D
D
D
A
A
A
A
2-1
2
+
1
2
+
1
2
+
1
2-1
2-1
2
+
1
2-1
2-1
C173
N.I.U
R125
1k
JK3A
YKC21-3486
2
1
C104
0.1
FL1
PT-10 (2280-T008)
1
2
3 4
6
1020
JK3B
YKC21-3486
10
C102
0.1
R70
100k
R69
43(1/2W)
R71
43(1/2W)
R73
100k
JK4
HTJ-064-10D
1
2
3
R76
1k
R84
1k
JK6
HTJ-064-10I
1
2
4
JK7
HTJ-064-10I
1
2
4
R97
22k
R114
22k
R78
1k
R86
1k
C114
N.I.U
C118
N.I.U
R101
100k
R59
470k
R63
4.7k
R64
4.7k
R66
4.7k
R67
4.7k
R68
4.7k
R72
470k
R74
4.7k
R75
4.7k
R82
4.7k
R80
4.7k
R81
4.7k
C110
N.I.U
L12
N.I.U
L16
N.I.U
R62
75
Q4
RN1441
1
2 3
Q3
RN1441
1
2 3
Q2
RN1441
1
2 3
Q1
RN1441
1
2 3
R119
100k
R127
100k
C157
10p
R124
39k
R123
100k
R131
39k
C168
10p
R130
100k
R132
1k
R128
100k
R133
1k
R135
100k
R79
100k
R90
100k
Q7
RN1441
1
2 3
Q8
RN1441
1
2 3
JK5
HTJ-064-10D
1
2
3
R99
1k
R116
1k
C132
N.I.U
C145
N.I.U
Q5
RN1441
1
2 3
R102
10k
R120
10k
Q6
RN1441
1
2 3
R139
10k
Q9
2SA1586GR
1
3 2
R140
470k
JK8
HTJ-064-10I
1
2
4
JK9
HTJ-064-10I
1
2
4
R60
100
C111
0.1
C108
0.1
R65
10
C107
0.1
R134
100k
R121
10k
R103
47k(F-rank)
R96
6.8k(F-rank)
R107
150k(F-rank)
R100
10k
+
-
IC21A
NJM2100M
2
3
1
+
-
IC21B
NJM2100M
6
5
7
C130
0.001
R118
8.2k
R110
10k(F-rank)
C131
10p
C133
10p
+
-
IC21C
NJM2100M
84
C150
0.1
C152
0.1
C165
0.1
IC23
AK4386VTP-E2
MCLK
1
BICK
2
SDTI
3
LRCK
4
PDN
5
DFS0
6
DFS1
7
DEM
8
DIF0
9
ROUT
10
LOUT
11
VCOM
12
VSS
13
VDD
14
DIF1
15
PM
16
C123
0.1
C125
0.1
C147
0.1
R92
10
R93
22(1/2W)
R109
22(1/2W)
L22
N1608Z601T01
DA4
DA204U
2 1
3
DA5
DA204U
2 1
3
DA6
DA204U
2 1
3
DA7
DA204U
2 1
3
D3
1SS352
12
C105
220p
R141
1k
Q10
2SC2412KR
1
2 3
R137
10k
R138
47k
D4
1SS352
1 2
R136
100k
C177
0.1
C1750.1
+
-
IC19C
NJM4556AM
84
C159
0.1
R105
N.I.U
C148
N.I.U
R113
N.I.U
R117
100k
R94
N.I.U
R95
100k
R87
N.I.U
C128
N.I.U
L21
N1608Z601T01
R126
1k
C164
N.I.U
+
-
IC24C
M5218AFP
84
CN8
A2001WV2-4P
1
1
2
2
3
3
4
4
CN6
A2001WV2-3P
1
1
2
2
3
3
L19
N1608Z601T01
L20
N1608Z601T01
CN7
A2001WV2-3P
1
1
2
2
3
3
C198
0.1
C200
0.1
C202
0.1
C203
0.1
L32
N1608Z601T01
L13
SBT-0180W
1
2
3
4
+
-
IC19B
NJM4556AM
6
5
7
+
-
IC19A
NJM4556AM
2
3
1
+
-
IC24B
M5218AFP
6
5
7
+
-
IC24A
M5218AFP
2
3
1
C209
N.I.U
C210
N.I.U
C207
10p
C208
10p
C213
10p
C214
10p
C223
0.1
IC18
AK4353VFP-E2
MICKO
1
MCKI
5
AOUTR
18
AOUTL
19
VCOM
20
AVSS
21
AVDD
22
TX
2
DVDD
3
DVSS
4
BICK
6
SDTI
7
LRCK
8
PDN
9
CSN
10
SCL/CCLK
11
SDA/CDTI
12
TST
13
TTL
14
I2C
15
CAD0
16
CAD1
17
NC
23
DZF
24
C233
0.1
C250
0.1
C251
0.1
C252
0.1
R162
100k
R163
100k
C154
0.1
C149
0.1
+
-
IC20C
M5218AFP
84
C156
0.1
IC22
AK4552VT
RIN
1
LIN
2
VSS
3
VA
4
VD
5
DEMO
6
DEM1
7
SDTO
8
SDTI
9
LRCK
10
MCLK
11
BCLK
12
PDN
13
VCOM
14
LOUT
15
ROUT
16
C211
10p
R112
1k
C134
10p
+
-
IC20A
M5218AFP
2
3
1
R108
100k
C115
10p
R89
100k
R91
1k
C212
10p
+
-
IC20B
M5218AFP
6
5
7
Q14
RN1441
1
2 3
Q15
RN1441
1
2 3
R165
12k
R164
12k
C232
0.1
C230 0.1
C231 0.1
IC17
TC7S04FU
2 4
53
R167
100k
R168
100k
R83
N.I.U
C116
N.I.U
R104
N.I.U
C136
N.I.U
R122
N.I.U
C160
N.I.U
R129
N.I.U
C169
N.I.U
L31
N1608Z601T01
L29
N1608Z601T01
L30
N1608Z601T01
C103
10/16
C171
10/16
C162
10/16
C161
10/16
C170
10/16
C163
10/16
C172
10/16
C113
10/16
C117
10/16
C129
47/16
C144
47/16
C174
470/16
C106
10/16
C109
10/16
C112
10/16
C151
10/16
C153
47/16
C166
10/16
C167
4.7/50
C126
10/16
C124
100/16
C127
100/16
C138
100/16
C176
47/16
C135
10/16
C137
10/16
C139
10/16
C155
10/16
C158
10/16
C143
10/16
C141
470/16
C120
470/16
C122
10/16
C199
47/16
C201
47/16
C146
1/50
C142
10/16
C140
10/16
C121
10/16
C119
10/16
C254
10/16
C255
10/16
C253
10/50
ESP_LRCK
ESP_MCK
FS1
FS2
FS3
FS4
ESP_BCK
PDN
ESP_DA3
ESP_AD
CDTI
CCLK
CSN
MUTE
ESP_DA1
ESP_DA5
VROUT_R
VROUT_L
VRIN_R
VRIN_L