Circuit Diagram (Control2 (2/3)) - Yamaha STAGEPAS 500 Service Manual

A B
STAGEPAS 500 CIRCUIT DIAGRAM 4/9 (CONTROL2 (2/3) 1/2)
CONTROL2 (2/3) 1/2
OP AMP
OP AMP
1/2
CH1
2/2
1/2
1/2
CH2 2/2
1/2
OP AMP OP AMP
LOW
CH1 OP AMP
1/2
HIGH
LOW
OP AMP
CH2
1/2
HIGH
LOW
CH3 OP AMP
1/2
HIGH
LOW
CH4
OP AMP
1/2
HIGH
(MY): Mylar Capacitor （マイラーコンデンサー）
N.M: not installed （未実装）
C D
LIMIT
COMP
OP AMP
2/2
ORANGE
CH 5/6
OP AMP
2/2
ORANGE
LIMIT
COMP
REVERB
OP AMP
LEVEL
CH 7/8
2/2
REVERB
OP AMP
LEVEL
2/2
REVERB
OP AMP
LEVEL
CH 9/10
2/2
REVERB
OP AMP
LEVEL
2/2
ON OFF
E F
LOW
OP AMP OP AMP
LEVEL
2/2
1/2
HIGH
LOW
OP AMP OP AMP
LEVEL
2/2
1/2
HIGH
LOW
OP AMP OP AMP
LEVEL
2/2
1/2
HIGH
LOW
OP AMP
OP AMP
LEVEL
2/2
1/2
HIGH
LOW
OP AMP
OP AMP
LEVEL
2/2
1/2
HIGH
LOW
OP AMP
OP AMP
LEVEL
2/2
1/2
HIGH
ZA1G3A00403
3
STAGEPAS 500 CIRCUIT DIAGRAM 4/9 (CONTROL2 (2/3) 1/2)
G
STAGEPAS 500
to DSP-CN28
(Page 9: A-4)
REVERB
(CH1-4)
REVERB
(CH1-4)
OP AMP
to Page 8:
1/2
A-2
2/2 to Page 8:
A-2
OP AMP
2SK246 (AAX64040)
1SS355 TE-17 (XX698570)
FET
DIODE
CONTROL2 (2/3): D103-105, 107, CONTROL2 (2/3): Q107, 207
203-205, 207
1
2
3
1: SOURCE
2
1
2: GATE
1: ANODE 2
1 3: DRAIN
2: CATHODE
H
1
2
3
4
5
6
7