Pioneer KEX-70 Service Manual page 26

2No.
26
LA1130 IR2403
RF RF Vref Osc RF OM
By Pass IN ouT |
TA7302P
PHASE
INVERTER
RECTIFIER AMP
LA3370P PA4007
OEV.
DETECT! Ly DET,
27
4 => Cy 48 ar 4)
pPB552C
Vcc IN CHK GND
PD7004
Di De D3 D4 D5 D6 Ki K2 K3 K4 CS QIN QOUT Vss
INP
CTRL.
/
TIMING DISPLAY/ KEY SCAN
GENERATOR CONTROL
SCANCTRL.
MAIN CYCLE
CONTROL
S| S2 S3 S4 S5 S6 $7 S8 MUTE FMiN AMIN FM AM Vood
DouT DouT
28