Icom IC-H2 Service Manual

SECTION 5 INSIDE VIEWS
MAIN UNIT
Pll UNIT
X202 (PLL RX LO Crystal)------==
L215 • L216 (PLL LO Output Filter!----"~
J201 • J202 (Matrix Board Connectors)---=-"~--4
lC201 {TC9122 Programmable Divider)---='-
IC202 (TC5081 Phase Detector)----=-
IC203 (TC5082 Oscillator/Divider)---=-
X201 (5.12MHz Reference Frequencv--~
Crystal)
L217· L218 (RX LO Band·Pass Filter}---:
-
::--=:;----1c101 (MC3357 IF Circuit IC)
-:=-----L107 (Quadrature Coil)
::::::,,..-::::---Fl102 l455KHz Ceramic FHterl
X101 (16.445MHz 2nd LO Crystal)
.:.=:-----C291 {PA Output Trimmer)
r:-----C290 (PA Output Trimmer)
=:::=:;,=.,.:=----- L212 (X203 Frequency Adjust)
-~---------0213 {PA 2SC1947l
-=---- L211 (X202 Frequency Adjust)
~----C286 (Driver Output Trimmer)
.;;.o:;::-----C285 (Driver Output Trimmer!
i..,,..;::::::;;::;;:;.::;.-L203 (VCO Free-Run Frequency Adjust)
iiiiiirir----------VCO Circuit
5-1

Icom IC-H2 Specifications

General

Brand	Icom
Model	IC-H2
Category	Transceiver
Language	English