Yamaha IM8-32 Service Manual page 266

Q P O
ST2 CIRCUIT DIAGRAM 001 (IM8-40/IM8-32/IM8-24)
to ST1-CN111
<Page 34: F-1>
OP AMP
1SS355 TE-17 (VT332900)
DIODE
D510-518
1
2
1: ANODE
2: CATHODE
2SC2412K (VV556400)
TRANSISTOR
Q511, Q512
3
2
1
3
2
1: EMITTER
2: BASE
1 3: COLLECTOR
2SA1037AK (VV556500)
TRANSISTOR
Q510, Q513, Q514
3
1
2
3
1
1: BASE
INVERTER
2: EMITTER
2 3: COLLECTOR
COMPARATOR
28CC1-2001033895-3 1
N M L K
OP AMP
COMPARATOR
MULTIPLEXER
OP AMP
INVERTER
OP AMP
J I H G
OP AMP
OP AMP
OP AMP
to BUS1-CN27
<Page 10: A-2>
: Not installed（未実装）
XX
: Ceramic Capacitor (Chip)（チップセラミックコンデンサー）
: Chip Resistor（チップ抵抗）
ST2 CIRCUIT DIAGRAM 001 (IM8-40/IM8-32/IM8-24)
F E D C
IM8-40/IM8-32/IM8-24
B A
1
2
3
to BUS1-CN22
<Page 10: C-2>
4
to BUS1-CN23
<Page 10: C-2>
5
to BUS1-CN24
<Page 10: B-2>
6
to BUS1-CN25
<Page 10: B-2>
7
to BUS1-CN26
<Page 10: B-2>
8
9
10
11
12
35