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Yamaha
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DSP-1-D
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Circuit Diagram
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User Manual
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Service Manual
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Yamaha DSP1D Circuit Diagram

DSP UNIT
CIRCUIT DIAGRAM
CIB······································································3 EDB···································································14 EMB·································································· 25 GDB·································································· 35 IDB····································································51 IFC1·································································· 69 JK1···································································· 76 JK2···································································· 79 JK3···································································· 82 JK4···································································· 86 JK5···································································· 89 JK6···································································· 91
LED2·································································93 MB11·································································94
PDB···································································97
PSB································································· 116
DSP-DC CONNECTOR DIAGRAM················ 117
WARNING
Components having special characteristics are marked and must be replaced with parts having specification equal to those originally installed.
BCDEFGHIJKLMNOP A
1
3
2
8
7
6
5
4
9
10
12
11
CIB CIRCUIT DIAGRAM 002 (DSP1D
)
DSP1D
CIB CIRCUIT DIAGRAM 002 (DSP1D
)
KEC-92490-2
2
to MB11-CN703
to MB11-CN702
to MB11-CN701 to MB11-CN701
to MB11-CN701
to MB11-CN702
to MB11
-CN702
to MB11-CN703 to MB11-CN703
'
INVERTER
RESET
AND
INVERTER
NOR
REGULATOR +2.5V
3
BCDEFGHIJKLMNOP A
1
3
2
8
7
6
5
4
9
10
12
11
CIB CIRCUIT DIAGRAM 003 (DSP1D
)
DSP1D
CIB CIRCUIT DIAGRAM 003 (DSP1D
)
KEC-92490-3
7
D-FF
SIA
SIA
TRANSCEIVER
AND
TRANSCEIVER
TRANSCEIVER
TRANSCEIVER
TRANSCEIVER
TRANSCEIVER
SIA
SIA
: Ceramic Capacitor
4
BCDEFGHIJK A
1
3
2
8
7
6
5
4
CIB CIRCUIT DIAGRAM 004 (DSP1D
)
DSP1D
CIB CIRCUIT DIAGRAM 004 (DSP1D
)
KEC-92490-42'
SRAM 256K
5
BCDEFGHIJKLMNOP A
1
3
2
8
7
6
5
4
9
10
12
11
CIB CIRCUIT DIAGRAM 005 (DSP1D
)
DSP1D
CIB CIRCUIT DIAGRAM 005 (DSP1D
)
KEC-92490-5
7
D-FF
TRANSCEIVER
INVERTER
TRANSCEIVER
FIFO 64K
FIFO 64K
FIFO 64K
FIFO 64K
: Ceramic Capacitor
6
BCDEFGHIJKLMNOP A
1
3
2
8
7
6
5
4
9
10
12
11
CIB CIRCUIT DIAGRAM 006 (DSP1D
)
DSP1D
CIB CIRCUIT DIAGRAM 006 (DSP1D
)
KEC-92490-6
7
FPGA
PROM 1M
7
SRAM 64K
BCDEFGHIJK A
1
3
2
8
7
6
5
4
CIB CIRCUIT DIAGRAM 007 (DSP1D
)
DSP1D
CIB CIRCUIT DIAGRAM 007 (DSP1D
)
KEC-92490-72'
8
BCDEFGHIJKLMNOP A
1
3
2
8
7
6
5
4
9
10
12
11
CIB CIRCUIT DIAGRAM 008 (DSP1D
)
DSP1D
CIB CIRCUIT DIAGRAM 008 (DSP1D
)
KEC-92490-8
6
AND
INVERTER
INVER-
TER
INVERTER
BUFFER
TRANSCEIVER
SRAM 1M
FLASH ROM 4M
CPU
9
BCDEFGHIJKLMNOP A
1
3
2
8
7
6
5
4
9
10
12
11
CIB CIRCUIT DIAGRAM 009 (DSP1D
)
DSP1D
CIB CIRCUIT DIAGRAM 009 (DSP1D
)
KEC-92490-9
6
AND
INVERTER
DECODER
TRANSCEIVER
TRANSCEIVER
T.C.READER/
GENERATOR
OR
OR
10
BCDEFGHIJK A
1
3
2
8
7
6
5
4
CIB CIRCUIT DIAGRAM 010 (DSP1D
)
DSP1D
CIB CIRCUIT DIAGRAM 010 (DSP1D
)
KEC-92490-10
2
SRAM 256K
'
11
BCDEFGHIJKLMNOP A
1
3
2
8
7
6
5
4
9
10
12
11
CIB CIRCUIT DIAGRAM 011 (DSP1D
)
DSP1D
CIB CIRCUIT DIAGRAM 011 (DSP1D
)
KEC-92490-11
2
AND
INVERTER
INVER-
TER
BUFFER
TRANSCEIVER
SRAM 1M
FLASH ROM 4M
CPU
'
12
GFH DC
BA
E
CIB CIRCUIT DIAGRAM 012 (DSP1D
)
DSP1D
CIB CIRCUIT DIAGRAM 012 (DSP1D
)
KEC-92490-12
1
2
3
4
5
6
6
TRANSCEIVER
TRANSCEIVER
: Ceramic Capacitor
13
BCDEFGHIJKLMNOP A
1
3
2
8
7
6
5
4
9
10
12
11
EDB CIRCUIT DIAGRAM 002 (DSP1D
)
DSP1D
EDB CIRCUIT DIAGRAM 002 (DSP1D
)
KEC-92489-2
8
RESET
AND
INVERTER
AND AND
INVERTER
INVERTER
OR
OR
AND
AND
OR
TRANSCEIVER
FLASH ROM 4M
SRAM 1M
AND
CPU
14
BCDEFGHIJKLMNOP A
1
3
2
8
7
6
5
4
9
10
12
11
EDB CIRCUIT DIAGRAM 003 (DSP1D
)
DSP1D
EDB CIRCUIT DIAGRAM 003 (DSP1D
)
KEC-92489-3
7
FPGA
15
BCDEFGHIJKLMNOP A
1
3
2
8
7
6
5
4
9
10
12
11
EDB CIRCUIT DIAGRAM 004 (DSP1D
)
DSP1D
EDB CIRCUIT DIAGRAM 004 (DSP1D
)
KEC-92489-4
8
TRANSCEIVER
TRANSCEIVER
TRANSCEIVER
TRANSCEIVER
TRANSCEIVER
TRANSCEIVER
TRANSCEIVER
TRANSCEIVER
TRANSCEIVER
TRANSCEIVER
16
BCDEFGHIJKLMNOP A
1
3
2
8
7
6
5
4
9
10
12
11
EDB CIRCUIT DIAGRAM 005 (DSP1D
)
DSP1D
EDB CIRCUIT DIAGRAM 005 (DSP1D
)
KEC-92489-5
DSP6
DRAM 4M
DRAM 4M
DRAM 4M
DRAM 4M
TRANSCEIVER
TRANSCEIVER
DSP6
8
17
BCDEFGHIJKLMNOP A
1
3
2
8
7
6
5
4
9
10
12
11
EDB CIRCUIT DIAGRAM 006 (DSP1D
)
DSP1D
EDB CIRCUIT DIAGRAM 006 (DSP1D
)
KEC-92489-6
7
DSP6
DRAM 4M
DRAM 4M
DRAM 4M
DRAM 4M
DSP6
18
BCDEFGHIJKLMNOP A
1
3
2
8
7
6
5
4
9
10
12
11
EDB CIRCUIT DIAGRAM 007 (DSP1D
)
DSP1D
EDB CIRCUIT DIAGRAM 007 (DSP1D
)
KEC-92489-7
7
DSP6
DSP6
DRAM 4M
DRAM 4M
DRAM 4M
DRAM 4M
19
BCDEFGHIJKLMNOP A
1
3
2
8
7
6
5
4
9
10
12
11
EDB CIRCUIT DIAGRAM 008 (DSP1D
)
DSP1D
EDB CIRCUIT DIAGRAM 008 (DSP1D
)
KEC-92489-8
7
DSP6
DRAM 4M
DRAM 4M
DRAM 4M
DRAM 4M
DSP6
20
BCDEFGHIJKLMNOP A
1
3
2
8
7
6
5
4
9
10
12
11
EDB CIRCUIT DIAGRAM 009 (DSP1D
)
DSP1D
EDB CIRCUIT DIAGRAM 009 (DSP1D
)
KEC-92489-9
DSP6
DSP6
DRAM 4M
DRAM 4M
7
21
BCDEFGHIJKLMNOP A
1
3
2
8
7
6
5
4
9
10
12
11
EDB CIRCUIT DIAGRAM 010 (DSP1D
)
DSP1D
EDB CIRCUIT DIAGRAM 010 (DSP1D
)
KEC-92489-10
DSP6
DRAM 4M
DRAM 4M
DSP6
7
22
BCDEFGHIJKLMNOP A
1
3
2
8
7
6
5
4
9
10
12
11
EDB CIRCUIT DIAGRAM 011 (DSP1D
)
DSP1D
EDB CIRCUIT DIAGRAM 011 (DSP1D
)
KEC-92489-11
8
TRANSCEIVER
TRANSCEIVER
TRANSCEIVER
TRANSCEIVER
TRANSCEIVER
TRANSCEIVER
TRANSCEIVER
23
BCDEFGHIJKLMNOP A
1
3
2
8
7
6
5
4
9
10
12
11
EDB CIRCUIT DIAGRAM 012 (DSP1D
)
DSP1D
EDB CIRCUIT DIAGRAM 012 (DSP1D
)
KEC-92489-12
7
to MB11-CN501
to MB11-CN502
to MB11-CN503
to MB11-CN501
to MB11-CN502
to MB11
-CN503
to MB11-CN501
to MB11-CN502
to MB11-CN503
24
BCDEFGHIJKLMNOP A
1
3
2
8
7
6
5
4
9
10
12
11
EMB CIRCUIT DIAGRAM 002 (DSP1D
)
DSP1D
EMB CIRCUIT DIAGRAM 002 (DSP1D
)
KEC-92491-2
10
to MB11-CN603
to MB11-CN602
to MB11-CN601
to MB11-CN603
to MB11-CN602
to MB11-CN601
to MB11-CN603
to MB11-CN602
to MB11-CN601
: Ceramic Capacitor
25
BCDEFGHIJKLMNOP A
1
3
2
8
7
6
5
4
9
10
12
11
EMB CIRCUIT DIAGRAM 003 (DSP1D
)
DSP1D
EMB CIRCUIT DIAGRAM 003 (DSP1D
)
KEC-92491-3
9
NAND
NAND
NAND
NAND
INVERTER
INVERTER
INVERTER
TRANSCEIVER
TRANSCEIVER
TRANSCEIVER
TRANSCEIVER
TRANSCEIVER
TRANSCEIVER
TRANSCEIVER
TRANSCEIVER
OR
: Ceramic Capacitor
26
BCDEFGHIJK A
1
3
2
8
7
6
5
4
EMB CIRCUIT DIAGRAM 004 (DSP1D
)
DSP1D
EMB CIRCUIT DIAGRAM 004 (DSP1D
)
KEC-92491-4
3
SRAM 512K
27
BCDEFGHIJKLMNO
P
A
1
3
2
8
7
6
5
4
9
10
12
11
EMB CIRCUIT DIAGRAM 005 (DSP1D
)
DSP1D
EMB CIRCUIT DIAGRAM 005 (DSP1D
)
KEC-92491-5
11
INVERTER
TRANSCEIVER
CPU
28
BCDEFGHIJKLMNOP A
1
3
2
8
7
6
5
4
9
10
12
11
EMB CIRCUIT DIAGRAM 006 (DSP1D
)
DSP1D
EMB CIRCUIT DIAGRAM 006 (DSP1D
)
KEC-92491-6
11
RESET
AND
AND
SRAM 4M
SRAM 1M
SRAM 1M
SRAM 4M
FLASH ROM 4M
OR
OP AMP
29
BCDEFGHIJKLMNOP A
1
3
2
8
7
6
5
4
9
10
12
11
EMB CIRCUIT DIAGRAM 007 (DSP1D
)
DSP1D
EMB CIRCUIT DIAGRAM 007 (DSP1D
)
KEC-92491-7
11
AND
TRANSCEIVER
FPGA
30
BCDEFGHIJK A
1
3
2
8
7
6
5
4
EMB CIRCUIT DIAGRAM 008 (DSP1D
)
DSP1D
EMB CIRCUIT DIAGRAM 008 (DSP1D
)
KEC-92491-8
3
SRAM 64K
31
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