Yamaha SYSTEM45 - Circuit Board and Diagram; Component Side Layout; Circuit Diagram

SYSTEM45
9
Equalizer
LOW
VOL.
PHASE
MIC VOL.
MID HIGH
AMF
to
Output jack
to Pickup (Bar sensor)
to Pickup (Condenser mic)
BATT.
CIRCUIT BOARD
CIRCUIT DIAGRAM
MC030-QC58830 2
Z2
to Pickup
(Condenser mic)
to Pickup
(Bar sensor)
HIGH EQ.
LOW EQ.
MID EQ.
VOL.
OP AMP
OP AMP
OP AMP
RESET
AMF
Output Jack
BATT.
indicator
Battery
MIC. VOL.
PHASE
MC020-015 2
Component side Pattern side
（シート基板図）
（シート回路図）
（部品側） （パターン側）