Block Diagram - Icom IC-2GA Service Manual

10-3 BLOCK DIAGRAM
ГА
AC INPUT О
100/117/230V
Transformer
Saw Tooth Wave
Generator
Q2 25А1015
Reverse Flow
Stopper
014 151555
Voltage
Regulator
D1 RD9.1EB1
Q1 2SC1815
POWER IND.
Rectifier Current
D3, D4, 016, D17 Control
IN 4002 x 4 D6 2P1M
Gate Pulse Phase Angle
Control Gate Generator
1/4 IC2 Q3 2SA970
uPD4011B Q4 2SC2440
Charging Current
Control
05 · 06
25С945 x 2
Charging
Detector
Q10 28C1740
CHARGE IND.
Logic Circuit Charging Current
011-012
Selector
1
2 144102,
Se.
кале р тен =
uPD4011B x 2
D2MS x 3
Current Selector data
10-2
Charging
Battery Pack
—
Із 2 s