Yamaha O2R96 Service Manual page 315

X W V U T
DA CIRCUIT DIAGRAM (02R96)
1
OMNI OUT1
2
3
4
OP AMP OP AMP
5
6
7
OP AMP OP AMP
8
9
10
+4dB <-> +18dB
DAC
11
12
13
TRANSCEIVER
14
15
INVERTER
16
from DSP-CN955
38CC1-8822219-1
3
26
17
S R Q P O
OMNI OUT2 OMNI OUT3
OP AMP OP AMP
OP AMP OP AMP
+4dB <-> +18dB
+4dB <-> +18dB
DAC
REGULATOR +5V REGULATOR +5V
NOTE)
The maximum output level change by service correspondence.
(Only +18dB side of the maximum output level changeover switches.)
OMNI OMNI OMNI OMNI
OUT1 OUT2 OUT3 OUT4
Maximum R125 R225 R325 R425
output level R126 R226 R326 R426
24dBu 1.6K
18dBu 3.9K
15dBu 6.2K
: A setup at the time of factory shipments.
: Metal Film Resistor
: Mylar Capacitor
Organic Semiconductor Aluminum Electrolytic Capacitor
INVERTER
not installed
N M L K J
OMNI OUT4 OMNI OUT5 OMNI OUT6
OP AMP OP AMP
OP AMP OP AMP
+4dB <-> +18dB
+4dB <-> +18dB
+4dB <-> +18dB
DAC
REGULATOR +5V
NJM78L05UA(XJ598A00)
REGULATOR +5V
OMNI OMNI OMNI OMNI
OUT5 OUT6 OUT7 OUT8
R525 R625 R725 R825
R526 R626 R726 R826
I H G F E D
OMNI OUT7 OMNI OUT8
OP AMP OP AMP
OP AMP OP AMP
+4dB <-> +18dB
+4dB <-> +18dB
DAC
REGULATOR +5V
1
2
3
1: OUTPUT
2: COMMON
3: INPUT
DA CIRCUIT DIAGRAM (02R96)
C B A
02R96
to BRG-CN009