Icom IC-T70A Service Manual page 5

SECTION 2.
TX PWR AMP
(Q507)
TX DRIVE AMP
(Q503)
YGR AMP
(Q502)
TX AMP BIAS CONTROLLER
(IC500)
MODULATION MUTE SW
(Q307)
PLL IC
(IC305)
3.6 V REGULATOR
(IC304)
TCXO
(X300)
INSIDE VIEWS
• MAIN UNIT
(TOP VIEW)
TX AMP CURRENT DETECTER
(IC102)
2 - 1
DC SW (VCC line)
(Q100)
5 V REGULATOR (BTL5V line)
(Q6)
5 V REGULATOR (5VS line)
(Q108)
5 V REGULATOR (T5 line)
(Q200)
AF AMP/BPF/LPF
(IC2)
MIC MUTE SW
(IC909)
MIC AMP/VOX AMP
(IC800)
AF BPF
(Q8)
RX AF MUTE SW
(IC904)
TONE FILTER
(Q10)
5 V REGULATOR (R5 line)
(Q202)
D/A CONVERTER
(IC5)