Pa Circuit Diagram - Yamaha EMX512SC Service Manual

Q P O N
■ PA CIRCUIT DIAGRAM (EMX512SC/EMX312SC)
CN101
to PS-CN415
(Page14:A6)
( ) : Ceramic Capacitor (
( ) : Myler Capacitor (
( ) : Mica Capacitor (
: Metal Oxide Film Resistor
(D) : Metal Film Resistor
Note: See parts list for details of circuit board component parts.
Note: Nonpolar capacitors without indications are ceramic capacitors.
PA88=EMX512SC PA86=EMX312SC
M L K
OP AMP
IDLING
ADJ. A
MAX POWER
ADJ. A
OP AMP
IDLING
ADJ. B
MAX POWER
ADJ. B
)
)
)
J I H G
N.C.
N.C.
F E D C
to OUT-CN301 (Page12:C1)
COMPARATOR
COMPARATOR
COMPARATOR
COMPARATOR

■ PA CIRCUIT DIAGRAM

to OUT-CN302
(Page12:C3)
(EMX512SC/EMX312SC)
B A
EMX512SC/EMX312SC
1
<EMX512SC>
to PS-CN405
(Page14:A2)
2
to PS-CN406
(Page14:A3)
3
to OUT-CN303
(Page12:C4)
4
to PS-CN408
(Page14:A3)
5
<EMX512SC>
to PS-CN409
(Page14:A4)
6
7
8
9
10
11
28CC1-2000002027
2
12
13