Inside Views; Control Unit (Top View); Main Unit (Top View) - Icom IC-2720H Service Manual

SECTION 2

• CONTROL UNIT (TOP VIEW)

Key back light Key back light
(DS14, DS15: LN1371G) (DS14, DS15: LN1371G)

• MAIN UNIT (TOP VIEW)

VHF RX Pre amplifier
(Q33: 3SK272)
UHF RX Pre amplifier
(Q24: 3SK274)
VHF low-pass filter
VHF low-pass filter
Power amplifier Power amplifier
(Q27: RD70HVF1) (Q27: RD70HVF1)
Drive amplifier Drive amplifier
(Q25: 2SK3075) (Q25: 2SK3075)
TX pre-amplifier Drive amplifier
(Q25: 2SK3075) (Q16: 2SK2854)

INSIDE VIEWS

LCD back light LCD back light
DS1-3, DS7-9: SML-010MT DS1-3, DS7-9: SML-010MT
DS4-6, DS10-12: SML-020MLT DS4-6, DS10-12: SML-020MLT
Key back light Key back light
(DS16, DS17: LN1371G) (DS16, DS17: LN1371G)
Key back light Key back light
(DS15, DS18: LN1371G) (DS15, DS18: LN1371G)
2 - 1
AF amplifier AF amplifier
(IC2012: LA4445) (IC2012: LA4445)
VCO unit VCO unit
Main CPU Main CPU
(IC2013: HD64F2144AFA20) (IC2013: HD64F2144AFA20)