Ada Circuit Diagram 002 (Dm1000) - Yamaha DM1000 Service Manual

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ADA CIRCUIT DIAGRAM 002 (DM1000)

1
to XLR-CN151
2
OMNI OUT OMNI OUT
1 2
3
4
5
OP AMP
6
7
OP AMP
8
9
10
DAC
NJM78L05UA(XJ598A00)
11
REGULATOR +5V
REGULATOR +5V
12
1
2
3
1: OUTPUT
2: COMMON
13
3: INPUT
TRANSCEIVER TRANSCEIVER
14
15
INVERTER
16
to MAIN-CN901
17
28CC1-8826692-2
2
22
18
S R Q P O N
OMNI OUT OMNI OUT OMNI OUT
3 4 5
OP AMP OP AMP
OP AMP OP AMP
DAC DAC
REGULATOR +5V
OMNI OUT OMNI OUT OMNI OUT OMNI OUT
1 2 3
Maximum R151 R153 R251 R253
output level R152 R154 R252 R254
24dBu 1.5K
20dBu 2.4K
18dBu 3.0K
15dBu 4.3K
: Metal Film Resistor
: Mylar Capacitor
: not installed
M L K J I
to XLR-CN551
OMNI OUT OMNI OUT OMNI OUT
6 7 8
OP AMP
OP AMP
DAC
REGULATOR +5V REGULATOR +5V
OMNI OUT OMNI OUT OMNI OUT OMNI OUT OMNI OUT OMNI OUT OMNI OUT OMNI OUT
4 5 6 7 8 9 10 11 12
R351 R353 R451 R453 R551 R553 R651 R653
R352 R354 R452 R454 R552 R554 R652 R654
H G F E D C
to XLR-CN951
OMNI OUT OMNI OUT OMNI OUT
9 10 11
OP AMP OP AMP
OP AMP OP AMP
DAC DAC
REGULATOR +5V REGULATOR +5V
REGULATOR +5V
to DCA 1/5-CN305
ADA CIRCUIT DIAGRAM 002 (DM1000)
B A
DM1000
OMNI OUT
12