Page 1
5
4
3
2
1
J5
1
L1
2
CL1
AGD
CHS
3
R1
4
CR1
AGD
RCA 2POS
J6
L1
CL1
R1
INPUT 1 C
CR1
RCA 2POS
J7
L1
CL1
R1
CR1
RCA 2POS
J8
L1
CL1
R1
CR1
RCA 2POS
J9
L1
CL1
R1
CR1
RCA 2POS
D D
VCC
C C
1
2
AGD
3
4
AGD
1
2
AGD
3
4
AGD
1
2
AGD
3
4
AGD
1
2
AGD
3
4
AGD
R55 10K
CHS
CHS
CHS
CHS
CHS
CHS
CHS
CHS
CHS
5
6
2
3
1000pF
VCC
VCC
+
C104
C105
10uF
.1uF
GND
GND
J20
1
SDI
2
SCK
3
CSV
4
CSC
5
6
7
8
GND
9
10
CON10
C102
10UF
GND
B B
L1
V8+
FB400
+
C103
.1UF
VCC
R151 10K
C229
1000pF
GND
GND
VCC
VCC
16
10
9
14
11
12
13
U47
VCC
CLR
SDO
SDI
SCK
CS
G
74HC595A
15
QA
1
QB
2
QC
3
QD
4
QE
5
QF
6
QG
7
QH
8
GND
AGD
C230.1uF
GNDVCC
Power
PWR
A A
5
U23C
8
10
9
74HC02
U23D
11
13
12
74HC02
J10
L1
CL1
R1
CR1
RCA 2POS
J11
L1
CL1
INPUT 4 INPUT 1 RINPUT 5 F
R1
CR1
RCA 2POS
J12
L1
CL1
R1
CR1
RCA 2POS
J13
L1
CL1
R1
INPUT 2 C INPUT 3 INPUT 2
CR1
RCA 2POS
J14
L1
CL1
R1
CR1
RCA 2POS
J15
L1
CL1
LOOP IN INPUT 1 F TAPE ININPUT 5 R
R1
CR1
RCA 2POS
4
GND
VCC
GND
C99
1000pF
1
2
AGD
CHS
3
4
AGD
CHS
1
2
AGD
CHS
3
4
AGD
CHS
1
2
AGD
CHS
3
4
AGD
CHS
1
2
AGD
CHS
3
4
AGD
CHS
1
2
AGD
CHS
3
4
AGD
CHS
1
2
AGD
CHS
3
4
AGD
CHS
1000pF
1000pF
1000pF
1000pF
1000pF
1000pF
1000pF
1000pF
1000pF
1000pF
C98
C97
.1uF
GND
1000pF
1000pF
1000pF
1000pF
1000pF
1000pF
1000pF
1000pF
1000pF
1000pF
1000pF
1000pF
C86
C87
C88
C89
C90
C91
C93
C94
C95
C96
U23B
74HC02
U23A
74HC02
C106
C110
C108
C112
C109
C113
C114
C117
C115
C118
C116
C119
R56 10K
C101
1000pF
R97 20K
R98 20K
R99 20K
R100 20K
R101 20K
R102 20K
R103 20K
R104 20K
R105 20K
R106 20K
4
1
GND
R107 20K
R110 20K
R108 20K
R111 20K
R109 20K
R112 20K
R113 20K
R116 20K
R114 20K
R117 20K
R115 20K
R118 20K
LED
Rear LED
11
12
8
9
R57 10K
5
6
2
3
CSL
SCK
SDI
VCC
U24D
74HC02
U24C
74HC02
U24B
74HC02
U24A
74HC02
AGD
AGD
AGD
AGD
AGD
AGD
AGD
AGD
AGD
AGD
AGD
AGD
AGD
AGD
AGD
AGD
AGD
AGD
AGD
AGD
AGD
AGD
C92.1uF
VCC
VCC
DGD
VCC
16
10
9
14
11
12
13
U22
VCC
CLR
SDO
SDI
SCK
CS
G
74HC595A
GND
GND
15
QA
1
QB
2
QC
3
QD
4
QE
5
QF
6
QG
7
QH
8
AGD
13
10
10uF
VCC
4
1
VCC
DGD
VCC
VCC
DGD
3
VCC
VCC
U25
18
3
13
12
8
9
10
11
19
TPIC65B95DW
VCC
U26
16
10
9
14
11
12
13
74HC595A
SDO
SDI
SCK
RCS
SCLR
G
GND
GND
GND
VCC
CLR
SDO
SDI
SCK
CS
G
C100
+
GND
GND
C107.1uF
4
D0
5
D1
6
D2
7
D3
14
D4
15
D5
16
D6
17
D7
2
VCC
VCC
C111.1uF
GND
15
QA
1
QB
2
QC
3
QD
4
QE
5
QF
6
QG
7
QH
8
GND
AGD
Analog2
LI1
LI2
LI3
LI4
LI5
LI6
LI7
LI8
LI9
LI10
LI11
LI12
RI1
RI2
RI3
RI4
RI5
RI6
RI7
RI8
RI9
RI10
RI11
RI12
SDIT
SCK
CS
SDOT
MUT
ZC
A0
A1
A2
EN0
EN1
RLY
Tape
R130 100K
Analog1
LI1
LI2
LI3
LI4
LI5
LI6
LI7
LI8
LI9
LI10
LI11
LI12
RI1
RI2
RI3
RI4
RI5
RI6
RI7
RI8
RI9
RI10
RI11
RI12
SDI1
SCK
CS
SDO1
MUT
ZC
A0
A1
A2
EN0
EN1
TRLY
RLY
Analog 1
R128 100K
Analog0
LI1
LI2
LI3
RI1
RI2
RI3
SDI2
SCK
CS
SDO2
MUT
ZC
A0
A1
EN
RLY
Analog 2
R129 100K
Analog3
LI1
LI2
LI3
RI1
RI2
RI3
SDI3
SCK
CS
MUT
ZC
A0
A1
EN
RLY
Analog 3
2
RVOL
LVOL
LSRC
RSRC
RVOL
LVOL
LSRC
RSRC
LSRC
RSRC
RVOL
LVOL
LSRC
RSRC
RVOL
LVOL
J4
LO
RO
AGD
AGD
1
2
3
4
RCA 2POS
L1
CL1
R1
CR1
AUX OUT
AGD
J1
1
LO
RO
J25
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
DGD
19
V8+
21
23
25
CON26A
AGD
20
V15+
22
V15-
24
26
AGD
AGD
2
3
4
RCA 2POS
L1
CL1
R1
CR1
OUTPUT 1 F
AGD
J2
1
LO
RO
AGD
AGD
2
3
4
RCA 2POS
L1
CL1
R1
CR1
OUTPUT 1 C
AGD
J3
1
LO
RO
AGD
AGD
L1
2
CL1
3
R1
4
RCA 2POS
DigiMeister Design Group, Inc
1537 Golfview Drive
River Falls, WI 54022-2577
Title
Bel Canto Pre6 Main Board
Size Document Number Rev
Custom
Date: Sheet of
OUTPUT 1 R
CR1
File = BelCanto.DSN-PRE6-Main Board
1
5 8Tuesday, January 15, 2002
01
Page 2
5
4
3
2
1
V15+
D D
AGD
A0
A1
A2
EN0
EN1
LI1
LI2
LI3
LI4
LI5
LI6
LI7
LI8
C C
LI9
LI10
LI11
LI12
RI1
RI2
RI3
RI4
RI5
RI6
RI7
RI8
B B
V15+
AGD
.1uF
C77
V15-
AGD
.1uF
C78
RI9
RI10
RI11
RI12
SCK
SDIT
SDOT
CS
MUT
ZC
A A
RLY
V15+
AGD
.1uF
C71
V15-
AGD
.1uF
C72
V15-
V15+
C60
10uF
C61
+
10uF
+
AGDAGD
U18
4
NO1
5
NO2
6
NO3
7
NO4
12
NO5
11
NO6
10
NO7
9
NO8
8
COM
MAX308CSE
U4B
13
NO1
12
NO2
11
NO3
10
NO4
9
COM
MAX309CSE
U20
4
NO1
5
NO2
6
NO3
7
NO4
12
NO5
11
NO6
10
NO7
9
NO8
8
COM
MAX308CSE
U4A
4
NO1
5
NO2
6
NO3
7
NO4
8
COM
MAX309CSE
GND
GND
GND
GND
V15-
C66
C65
.1uF
.1uF
AGD
1
A0
16
A1
15
A2
2
EN
V15+
13
V+
LSRC
RSRC
RVOL
LVOL
3
V-
V15-
14
AGD
R45
100
1
A0
16
A1
2
EN
V15+
14
V+
3
V-
V15-
15
AGD
1
A0
16
A1
15
A2
2
EN
V15+
13
V+
3
V-
V15-
14
AGD
R124
1.00M
AGD
R52
100
1
A0
16
A1
2
EN
V15+
14
V+
3
V-
V15-
15
AGD
R125
1.00M
AGD
V15+
AGD
V15+
AGD
V15+
84
U45A
OPA2132
2
3
1
V15-
V15-
C225
10uF
C226
+
10uF
+
AGD
V15-
.1uF
C79
.1uF
C67
AGD
V15+
84
U45B
OPA2132
6
5
7
V5+ V5-
+
C221
10uF
AGD
V5+
12 4
16 14
15 8
AGD
10
AGD
13
V5-
V5+ V5-
C227
.1uF
AGD
C222
+
10uF
AGD
U46
VA+ VD+
AINL AOL
AGDL MUT
AGDR
9
AINR
VA-
PGA2310
C228
.1uF
AGD
VD+
SDO
SDI
SCK
AOR
DGD
R139
10uF
C223
+
AGD
C224.1uF
AGD
R41
10
1
ZC
2
CS
7
3
6
V15+
AGD
100
.1uF
V15-
C62
AGD
V15+
11
5
AGD
AGD
R141
100
V15+
AGD
.1uF
V15-
C84
AGD
V15-
R149
VD+
1.00K
.1uF
+
.1uF
2
3
C63
2
3
C85
V15+
V15-
C73
10uF
V15+
V15-
R46
100
7
U19
AD844
6
4
5
R140
5.1K
AGD
V15-
C74
+
10uF
AGD
R48
AGD
.01uF
R47
100
C68
R43
10
VRLY
3
8
1
10
K3
RELAY EA2
C64
1000pF
LO
CHS
2
AGD
4
9
AGD
7
100
7
U21
AD844
6
4
5
R142
5.1K
AGD
AGD
.01uF
R54
100
C80
R50
10
CHS
C76
1000pF
RO
DigiMeister Design Group, Inc
1537 Golfview Drive
River Falls, WI 54022-2577
Title
Bel Canto Pre6 Main Board Tape
Size Document Number Rev
Custom
5
4
3
2
Date: Sheet of
File = BelCanto.DSN-PRE6-Tape
1
01
4 8Tuesday, January 15, 2002
Page 3
5
4
3
2
1
TRLY
U34
4
LI1
D D
LI2
LI3
LI4
LI5
LI6
LI7
LI8
V15+
AGD
.1uF
C165
V15-
.1uF
AGD
C166
LI9
LI10
LI11
LI12
C C
5
6
7
12
11
10
9
8
MAX308CSE
U3B
13
12
11
10
9
MAX309CSE
NO1
NO2
NO3
NO4
NO5
NO6
NO7
NO8
COM
NO1
NO2
NO3
NO4
COM
GND
GND
1
A0
16
A1
15
A2
2
EN
V15+
13
V+
3
V-
V15-
14
AGD
R76
100
1
A0
16
A1
2
EN
V15+
14
V+
3
V-
V15-
15
AGD
R126
1.00M
AGD
V15+
2
3
V15-
84
U6A
OPA2132
1
Balance I/O
TLO
TRO
LSRC
RSRC
RVOL
LVOL
TRLY
LI12
V15-
AGD
.1uF
C196
V15-
AGD
RI12
BALL
BALR
Balance IO
V15+
7
2
3
4
V15-
C172
.1uF
V15+
7
2
3
4
V15-
C183
+
10uF
BRLY
AGD
AGD
R79
100
5
R82
100
5
U35
AD844
6
R144
5.1K
U37
AD844
6
R146
5.1K
AGD
AGD
.01uF
R78
100
.01uF
R81
100
C176
C187
R75
10
R80
10
VRLY
3
8
1
10
RELAY EA2
C175
1000pF
LO
CHS
2
AGD
4
9
AGD
7
K4
C186
1000pF
RO
CHS
A0
A1
A2
EN0
EN1
RI1
RI2
RI3
RI4
RI5
RI6
RI7
RI8
B B
V15+
AGD
.1uF
C184
V15-
.1uF
AGD
C185
RI9
RI10
RI11
RI12
SCK
SDI1
SDO1
MUT
RLY
CS
ZC
V15+
AGD
.1uF
C173
V15-
AGD
.1uF
C174
U36
4
5
6
7
12
11
10
9
8
MAX308CSE
U3A
4
5
6
7
8
MAX309CSE
NO1
NO2
NO3
NO4
NO5
NO6
NO7
NO8
COM
NO1
NO2
NO3
NO4
COM
GND
GND
1
A0
16
A1
15
A2
2
EN
V15+
13
V+
3
V-
V15-
14
AGD
1
A0
16
A1
2
EN
V15+
14
V+
3
V-
V15-
15
AGD
R127
1.00M
AGD
100
R83
V15+
AGD
V15+
AGD
V15-
+
C180
10uF
C181
+
10uF
AGD
V15-
.1uF
C167
.1uF
C168
AGD
V15+
84
U6B
OPA2132
6
5
7
V5+ V5-
+
C169
10uF
AGD
V5+
12 4
16 14
15 8
AGD
10
AGD
13
V5-
C170
+
10uF
AGD
U10
VA+ VD+
AINL AOL
AGDL MUT
AGDR
9
AINR
VA-
PGA2310
VD+
SDO
SDI
SCK
AOR
DGD
10uF
C177
+
AGD
C178.1uF
AGD
R143
R77
10
1
ZC
100
2
CS
7
3
6
11
5
AGD
V15+
AGD
.1uF
C171
V5+ V5-
V15-
.1uF
AGD
C190
AGD
.1uF
C191
V15+
AGD
.1uF
C195
V15+
R145
100
+
V15-
AGD
C182
10uF
AGD
R150
VD+
1.00K
A A
DigiMeister Design Group, Inc
1537 Golfview Drive
River Falls, WI 54022-2577
Title
Bel Canto Pre6 Main Board Analog 1
Size Document Number Rev
Custom
5
4
3
2
Date: Sheet of
File = BelCanto.DSN-PRE6-Analog1
1
01
8 8Tuesday, January 15, 2002
Page 4
5
4
3
2
1
R152
100
V15+
7
U48
V15-
V15+
V15-
AD844
6
4
5
R155
5.1K
AGD
R157
100
7
U49
AD844
6
4
5
R160
5.1K
AGD
AGD
AGD
.01uF
R156
100
.01uF
R161
100
C232
C238
R153
10
R158
10
VRLY
3
8
1
10
RELAY EA2
C231
1000pF
CHS
2
AGD
4
9
AGD
7
AGD
AGD
K5
C237
1000pF
J26
1
L1
2
CL1
3
R1
4
CR1
RCA 2POS
TAPE OUT
CHS
2
C236
10uF
R154
100
V15+
AGD
.1uF
C233
TLO
D D
V15+
AGD
V15-
+
C235
+
10uF
AGD
V15-
AGD
.1uF
3
C234
2
TRO
R159
V15+
AGD
100
.1uF
C239
V15-
AGD
.1uF
3
C240
TRLY
R164
.01uF
R165
100
10
C242
CHS
C241
1000pF
R168
CHS
CHS
C245
1000pF
C248
1000pF
.01uF
R172
100
C249
10
R171
10
VRLY
3
8
1
10
RELAY EA2
2
4
9
7
K6
R175
CHS
CHS
CHS
CHS
C252
1000pF
C253
1000pF
C254
1000pF
C259
1000pF
C260
1000pF
10
V15+
74
3
+
V+
1
Rg
8
Rg
V-
2
-
R177
100K
V15-
V15+
74
3
+
V+
1
Rg
8
Rg
V-
2
-
R181
100K
V15-
R178
20K
R182
20K
R176
100
R179
100
R180
100
R183
100
CHS
AGD
AGD
AGD
AGD
J27
XLRM
2
1
3
J28
XLRM
2
1
3
J29
XLRF
2
1
3
J30
XLRF
2
1
3
DigiMeister Design Group, Inc
1537 Golfview Drive
River Falls, WI 54022-2577
Title
V15-
V15-
AGD
R162
390
1
2
AGD
.1uF
C244
8
R166
390
C247
+
10uF
C C
AGD
V15+
C243
.1uF
AGD AGD
BALL
V15+
+
C246
10uF
AGD
V15+
36
U50
THS4131
V15-
R163
390
4
5
R167
390
BRLY
V15-
V15-
AGD
.1uF
C258
+
R169
390
C251
R173
390
V15+
AGD AGD
10uF
V15+
AGD
AGD
.1uF
.1uF
C255
C261
1
2
8
V15-
V15-
AGD
AGD
V15+
B B
C250
.1uF
AGD AGD
BALR
LI12
V15+
+
C257
10uF
AGD
A A
RI12
V15+
36
U51
THS4131
V15-
C256
.1uF
C262
.1uF
6
6
R170
390
4
5
R174
390
INA118
U52
REF
5
AGD
INA118
U53
REF
5
AGD
Bel Canto Pre6 Balanced I/O
Size Document Number Rev
Custom
5
4
3
2
Date: Sheet of
File = BelCanto.DSN-PRE6-Balance IO
1
7 8Tuesday, January 15, 2002
01
Page 5
5
D D
A0
A1
EN
V15+
AGD
V15-
+
C4
+
10uF
AGD
C5
10uF
V15+
AGD
C6
.1uF
V15-
AGD
C7
.1uF
U2B
13
LI1
LI2
LI3
AGD
C C
NO1
12
NO2
11
NO3
10
NO4
9
COM
MAX309CSE
U2A
4
RI1
RI2
RI3
AGD
NO1
5
NO2
6
NO3
7
NO4
8
COM
MAX309CSE
A0
A1
EN
V+
GND
EN
V+
GND
A0
A1
1
16
2
V15+
14
3
V-
V15-
15
AGD
R27
100
1
16
2
V15+
14
3
V-
V15-
R120
1.00M
AGD
15
AGD
R29
100
R121
B B
1.00M
AGD
SCK
SDI2
SDO2
CS
MUT
ZC
V15+
AGD
4
3
2
1
LSRC
RSRC
RVOL
LVOL
R26
100
.1uF
2
3
6
5
C12
V15-
AGD
V15+
84
V15-
V15+
84
V15-
C13
.1uF
U7A
OPA2132
1
U7B
OPA2132
7
V5+ V5-
+
C8
10uF
AGD
V5+
AGD
AGD
V5-
V5+ V5-
C23
.1uF
AGD
C9
+
10uF
AGD
VD+
R24
10
U9
12 4
VA+ VD+
16 14
AINL AOL
15 8
AGDL MUT
10
AGDR
9
AINR
13
VA-
ZC
CS
SDO
SDI
SCK
AOR
DGD
PGA2310
C24
.1uF
AGD
R131
100
C16
10uF
+
AGD
C17.1uF
1
2
7
3
6
AGD
11
5
V15+
AGD
V15+
AGD
C10
.1uF
C30
.1uF
V15-
AGD
V15-
AGD
AGD
R133
100
2
3
C11
.1uF
C31
.1uF
2
3
V15+
7
4
V15-
V15+
7
4
V15-
AGD
V15+
AGD
R31
5
+
100
5
R132
5.1K
R134
5.1K
U11
AD844
6
C19
10uF
U12
AD844
6
AGD
V15-
+
AGD
C15
.01uF
R25
100
C20
10uF
C22
.01uF
R30
100
R23
10
R28
10
VRLY
3
8
1
10
K1
RELAY EA2
C14
1000pF
LO
CHS
2
AGD
4
9
AGD
7
C21
1000pF
RO
CHS
R147
1.00K
VD+
AGD
AGD
RLY
A A
DigiMeister Design Group, Inc
1537 Golfview Drive
River Falls, WI 54022-2577
Title
Bel Canto Pre6 Main Board Analog 2
Size Document Number Rev
B
5
4
3
2
Date: Sheet of
File = BelCanto.DSN-PRE6-Analog2
1
01
2 8Tuesday, January 15, 2002
Page 6
5
D D
C33
10uF
V15+
AGD
C34
.1uF
V15-
AGD
C35
.1uF
A0
A1
EN
V15+
AGD
V15-
+
C32
+
10uF
AGD
U1B
13
LI1
LI2
LI3
AGD
C C
NO1
12
NO2
11
NO3
10
NO4
9
COM
MAX309CSE
U1A
4
RI1
RI2
RI3
AGD
NO1
5
NO2
6
NO3
7
NO4
8
COM
MAX309CSE
A0
A1
EN
V+
GND
A0
A1
EN
V+
GND
1
16
2
V15+
14
3
V-
V15-
15
AGD
R36
100
1
16
2
V15+
14
3
V-
V15-
R122
1.00M
AGD
15
AGD
R38
100
R123
B B
1.00M
AGD
SCK
SDI3
CS
MUT
ZC
4
V15+
AGD
2
3
6
5
C40
.1uF
V15+
84
V15-
V15+
84
V15-
V15-
.1uF
AGD
U5A
OPA2132
1
U5B
OPA2132
7
C41
V5+ V5-
+
C36
10uF
AGD
V5+
AGD
AGD
V5-
C51
.1uF
AGD
3
C37
+
10uF
AGD
VD+
R33
10
U8
12 4
VA+ VD+
16 14
AINL AOL
15 8
AGDL MUT
10
AGDR
9
AINR
13
VA-
ZC
CS
SDO
SDI
SCK
AOR
DGD
PGA2310
V5-V5+
C52
.1uF
AGD
2
1
LSRC
RSRC
RVOL
LVOL
R35
100
V15+
7
U16
4
7
4
AGD
V15+
AGD
R40
AGD
5
+
100
5
R136
5.1K
R138
5.1K
AD844
6
C47
10uF
U17
AD844
6
AGD
V15-
+
AGD
AGD
C43
.01uF
R34
100
C48
10uF
C50
.01uF
R39
100
R32
10
R37
10
VRLY
3
8
1
10
K2
RELAY EA2
C42
1000pF
LO
CHS
2
AGD
4
9
AGD
7
C49
1000pF
RO
CHS
2
R135
3
100
C44
10uF
+
AGD
C45.1uF
1
2
7
3
6
AGD
11
5
AGD
V15+
AGD
V15+
C38
.1uF
C58
.1uF
V15-
AGD
V15-
AGDAGD
C39
.1uF
C59
.1uF
V15-
V15+
2
R137
3
100
V15-
R148
1.00K
VD+
RLY
A A
DigiMeister Design Group, Inc
1537 Golfview Drive
River Falls, WI 54022-2577
Title
Bel Canto Pre6 Main Board Analog 3
Size Document Number Rev
B
5
4
3
2
Date: Sheet of
File = BelCanto.DSN-PRE6-Analog3
1
01
3 8Tuesday, January 15, 2002
Page 7
5
4
3
2
1
J23
1
2
3
4
5
6
7
D D
C C
B B
J18
V18+
1
2
3
GND
V8+
4
5
6
7
8
CON8
SDI
SCK
CSL
A A
8
9
10
CON10
This section should
be layout as a
seperate break off
section of the PWB
J19
1
2
3
4
5
6
GND
7
8
CON8
+
C209
10uF
GND
GND
C211
.1UF
GND
GND
4
5
U42
GND
ERR
MIC2951
OUTIN
SENS
TAP
U40
GND
4
GND
GND
5
ERR
MIC2951
U41
4
GND
5
ERR
MIC2951
R6
287
21
21
D6
RED
D7
GRN
GNDGND
R91
10K
+
C205
10uF
GND
C1.1uF
VC
U13
VC
16
VCC
10
CLR
VC
9
SDO
14
SDI
11
SCK
12
CS
13
G
GND
74HC595A
VC
U14
VC
16
VCC
10
CLR
VC
9
SDO
14
SDI
11
SCK
12
CS
13
G
GND
74HC595A
VC
U15
VC
16
VCC
10
CLR
VC
9
SDO
14
SDI
11
SCK
12
CS
13
G
GND
74HC595A
18
2
C210
10uF
6
73
FBSD
GND
VC
+
C212
.1UF
GND
QG
GND
QG
GND
QG
GND
QA
QB
QC
QD
QE
QF
QH
C2.1uF
QA
QB
QC
QD
QE
QF
QH
C3.1uF
QA
QB
QC
QD
QE
QF
QH
GND
15
1
2
3
4
5
6
7
8
GND
15
1
2
3
4
5
6
7
8
GND
15
1
2
3
4
5
6
7
8
GND
D1
GRN
R1
287
GND
GND
C207
R95
.1UF
10K
GND
R2
287
21
21
D2
RED
D3
GRN
GNDGND
R3
287
R4
R5
287
287
21
21
D5
GRN
D4
RED
GNDGND
R7
287
OUTIN
SENS
TAP
OUTIN
SENS
TAP
21
18
2
6
73
FBSD
18
2
6
73
FBSD
R8
287
21
GNDGND
D8
RED
D9
GRN
R90
86.6K
R92
10K
R94
86.6K
R96
10K
R9
287
GND
GND
21
+12VDC
C203
10uF
+12VDC
C206
10uF
R10
287
21
GNDGND
D10
RED
GND
GND
D11
GRN
R11
287
+
+
GND
GND
21
21
C204
.1UF
C208
.1UF
R12
287
GNDGND
D12
RED
R89
1.00K
R93
1.00K
D13
GRN
R13
287
C213
1000pF
CHS
1000pF
CHS
R14
R15
287
287
21
21
D14
21
RED
D15
GRN
GNDGND
C214
R16
21
GNDGND
287
D16
RED
D17
GRN
R17
287
GND
GND
21
J16
1
6
2
7
3
8
4
9
5
DB9F
2
4
1
J212.5MM
2
4
1
J22
2.5MM
R18
287
21
D18
RED
D19
GRN
GNDGND
R19
287
R20
287
D21
21
21
GRN
D20
RED
GNDGND
R21
287
R22
287
21
21
D22
RED
GNDGND
DigiMeister Design Group, Inc
1537 Golfview Drive
River Falls, WI 54022-2577
Title
Bel Canto Pre6 Rear LED Board
Size Document Number Rev
Custom
5
4
3
2
Date: Sheet of
File = BelCanto.DSN-PRE6-Rear LED
1
1 8Tuesday, January 15, 2002
01
Page 8
5
4
3
2
1
U44
R62
R69
4
5
MIC2951
+
+
GND
ERR
C129
3300uF
35V
C145
3300uF
35V
AGD
C219
FB1
BEAD
FB2
BEAD
.1UF
AGD
AGD
1.0 5W
C133
4700PF
C144
4700PF
1.0 5W
D D
6
CR1
DF01S
3
C127
4700PF
F1
1 2
FUSE
C C
J17
CON3
H1
CHAS
R119 20K
2
AGD
J24
1
CON2
3
2
1
1
3
4
6
S1
SW DPDT
2
5
T1
3
4
5
6
TE70064
11
12
13
14
C150
4700PF
1
1
4
CR2
6
DF01S
3
OUTIN
SENS
TAP
FBSD
+
+
18
2
6
73
C134
3300uF
35V
C137
3300uF
35V
C218
10uF
+
+
+
AGD AGD
C130
3300uF
35V
C146
3300uF
35V
+
+
C220
.1UF
C135
3300uF
35V
C138
3300uF
35V
VD+V18+
U28 LM317T
3
VI
V18+
+18VDC
2
VO
ADJ
1
R60
+
+
C131
3300uF
35V
C147
3300uF
35V
+
C136
+
3300uF
35V
C139
3300uF
35V
C125
10UF
C140
10UF
+
+
R63
3.16K
R65
3.16K
237
R67
C126
.1UF
C141
.1UF
237
1
4
2 3
ADJ
VI VO
U30 LM337T
U27 LM317S
3
VI
AVOTTT
12456
C120
10UF
+
U29 LM317S
3
VI
AVOTTT
12456
C123
+
3300uF
35V
C128
10UF
+
+
C142
10UF
C148
+
3300uF
1
35V
A
2 3
VI VO
U31 LM337S
R59
3.16K
R64
3.16K
R66
3.16K
456
TTT
R58
287
R61
287
R68
287
C122
.1UF
C132
.1UF
C143
.1UF
+15VDC
+15VDC
-15VDC-18VDC
V5+
C121
+
100UF
25V
V15+
C124
+
100UF
25V
AGD
C149
+
100UF
25V
V15-
4
CR4
DF01S
3
B B
T2
3
4
5
6
TE70041
A A
11
C154
12
13
4700PF
3
14
1
6
CR3
6
DF01S
1
4
R86
1.0 5W
FB3
BEAD
1N5337B 5W 4.7V
D23
R72
1.0 5W
C158
4700PF
3
C200
+
100UF
25V
C155
+
3300uF
35V
U39 LM317T
VI
VO
ADJ
1
R87
287
R88
866
C159
+
3300uF
35V
+
2
C202
.1UF
C156
3300uF
35V
+
C160
3300uF
35V
+
+5VDC
C201
100UF
25V
+
C157
3300uF
35V
C161
3300uF
35V
VRLY
GND
+
U33 LM317T
3
VI
C163
10UF
+
AGD
GND
R70
+
C152
10UF
2 3
VI VO
3.16K
1
456
TTT
A
R71
287
C153
.1UF
-15VDC
C151
+
100UF
25V
V5-
U32 LM337S
V8+
C162
+
3300uF
35V
U38 LM317S
3
VI
AVOTTT
12456
C198
10UF
+
R85
866
R84
287
C199
.1UF
VCC
C197
+
100UF
25V
2
VO
+8VDC +5VDC
ADJ
1
R73
162
R74
C164
866
.1UF
GND
DigiMeister Design Group, Inc
1537 Golfview Drive
River Falls, WI 54022-2577
Title
Bel Canto Pre6 Main Board Power Supply
Size Document Number Rev
Custom
5
4
3
2
Date: Sheet of
File = BelCanto.DSN-PRE6-PWR
1
01
6 8Tuesday, January 15, 2002
Page 9
5
4
3
2
1
SW500
1 2
3 4
SW KSA
D D
X500
9.8304MHz
D501
FMMD914
7
2
1
SDI
3
4
CS
5
IRQ
6
SD
1413
C50010pF
C50110pF
R526
100
GND
VCC
VCC
R501
1.00M
VCC
GND
VCC
VCC
VCC
VCC
GND
GND
GND
U500
44
OSC1
43
OSC2
42
XFC
11
IRQ
1
RST
2
PC0
3 4
PC1 PC2
5 6
PC3 PC4
32
KB0
30
VREF
17
VCC
40
VCK
9
TDO
10
RDI
31
GREF
16
GND
41
GCK
12
SS
15
SCK
14
SDI
13
SDO
KB1
KB2
KB3
KB4
KB5
KB6
KB7
PC5
PC6
PD4
PD5
PD6
PD7
AD0
AD1
AD2
AD3
AD4
AD5
AD6
AD7
68HC908GP32FB
VCC
R507
R510
10K
10K
33
34
35
36
37
38
39
7
8
18
19
20
21
22
23
24
25
26
27
28
29
VCCVCC
R511
10K
9
C505
.1uF
2
47
56
U508
8
9
MAX3100
GND
X2
X1
CTS
RTS
RX
GND
GND
VCC
GND
SDO
SCK
VCCTX
VCC
VCC
VCC
R502
10K
C503
C508
10K
.1uF
.1uF
VCC
R505
10K
R515
GND
GND
GND
R503
10K
10K
GND
GND
VCC
VCC
X501
3.6864MHz
R528
10K
.1uF
C52710pF
C52810pF
C502
GND
U503
3
8
10 1
C1+
V-
C1-
SD
RORI
VCC GND
TITO
ADM101E
R527
1.00M
10
11
12
GND
+
GND
R500
10K
R504
61.9K
R513
10K
VCC
V8+
C510
.1UF
GND
GND
R514
J500
GND
1
2
3
4
GND
5
6
7
8
9
VCC
10
CON10
C C
J501
1
2
3
4
5
6
7
8
9
10
CON10
J502
B B
10
SDO
1
SDI
2
SCK
3
CSV
4
CSC
5
CSL
6
7
8
GND
9
CON10
C509
10UF
GND
J503
1
2
GND
3
4
SW503
1 2
3 4
SW KSA
VCC
VCC
GND
R508
10K
GND
R509 287
R512 287
R525 287
1 2
3 4
1 2
3 4
U505
16
VCC
10
CLR
9
SDO
14
SDI
11
SCK
12
CS
13
G
74HC595A
U504
4
DO
3
DI
2
SK
1
CS
93C46
SW501
SW KSA
SW504
SW KSA
1
2
3
GND
VCC
GND
VCC
D500
RGB LED
QA
QB
QC
QD
QE
QF
QG
QH
8
5
15
1
2
3
4
5
6
7
8
GND
VCC
GND
L501
FB400
1 2
3 4
1 2
3 4
1 2
3 4
4
GND
C514
10UF
GND
SW502
SW KSA
SW505
SW KSA
SW506
GND
SW KSA
GND
U502
4 2
RS VCC
5
WR
6
RD
7
DB0
8
DB1
9
DB2
10
DB3
DB4
DB5
DB6
DB7
GND
11
12
13
14
CU20025ECPB
R520
10K
+
C517
.1UF
GND
VCC
GND
C506
10uF
1
+
U507
2
3
ININO
4
EN
1
GND
TPS2011D
R506
0
VCC
GND
U501
1
OUT
3
VC
2
GND
Lumex IR RCVR
R523
OPEN
+
C504
10uF
C507
.1uF
R524
OPEN
GND
5
O
6
7
O
8
O
CON4
R521
866
3
U506
LM317S
VI
AVOTTT
12456
4
GND
R519
287
C512
10uF
C518
10uF
VCC
+
GND
C519
10uF
VCC
C520
.1uF
C513
VCCV8+
10uF
+
+
C516
VCC
+
.1uF
GND
GND
GND GND GND
GND
3
VCC
GND
C521
.1uF
VCC
C522
.1uF
VCC
GND
C523
.1uF
VCC
GND
C524
.1uF
VCC
GNDGND
C525
.01uF
2
VCC
C526
.01uF
DigiMeister Design Group, Inc
1537 Golfview Drive
River Falls, WI 54022-2577
Title
Bel Canto pRe6 Display/Controller Board
Size Document Number Rev
Custom
Date: Sheet of
File = Belcanto PRE6.DSN-Display-Page1
1
7 9Tuesday, January 15, 2002
01
A A
L500
FB400
+
C511
10UF
5
C515
.1UF
GND GND
GND
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