Icom IC-F4 User Manual

TABLE OF CONTENTS
SECTION 1 SPECIFICATIONS
SECTION 2 INSIDE VIEWS
2 - 1 IC-F3/S................................................................................................................................................2-1
2 - 2 IC-F4/S................................................................................................................................................2-2
SECTION 3 DISASSEMBLY AND OPTION INSTRUCTIONS
3 - 1 DISASSEMBLY INSTRUCTION..........................................................................................................3-1
3 - 2 OPTIONAL UNIT INSTALLATIONS ....................................................................................................3-2
SECTION 4 CIRCUIT DESCRIPTION
4 - 1 RECEIVER CIRCUITS........................................................................................................................4-1
4 - 2 TRANSMITTER CIRCUITS.................................................................................................................4-2
4 - 3 PLL CIRCUIT ......................................................................................................................................4-3
4 - 4 POWER SUPPLY CIRCUITS..............................................................................................................4-3
4 - 5 CPU PORT ALLOCATIONS................................................................................................................4-4
SECTION 5 ADJUSTMENT PROCEDURES
5 - 1 PREPARATION ...................................................................................................................................5-1
5 - 2 PLL ADJUSTMENT for IC-F3/S ..........................................................................................................5-3
5 - 3 TRIMMER ADJUSTMENT for IC-F3/S................................................................................................5-4
5 - 4 TRANSMITTER ADJUSTMENT for IC-F3/S.......................................................................................5-5
5 - 5 RECEIVER ADJUSTMENT for IC-F3/S ..............................................................................................5-6
5 - 6 PLL ADJUSTMENT for IC-F4/S ..........................................................................................................5-7
5 - 7 TRIMMER ADJUSTMENT for IC-F4/S................................................................................................5-8
5 - 8 TRANSMITTER ADJUSTMENT for IC-F4/S.......................................................................................5-9
5 - 9 RECEIVER ADJUSTMENT for IC-F4/S ............................................................................................5-10
SECTION 6 PARTS LIST
6 - 1 IC-F3/S................................................................................................................................................6-1
6 - 2 IC-F4/S................................................................................................................................................6-5
SECTION 7 MECHANICAL PARTS AND DISASSEMBLY
SECTION 8 SEMI-CONDUCTOR INFORMATION
SECTION 9 BOARD LAYOUTS
9 - 1 IC-F3/S MAIN UNIT.............................................................................................................................9-1
9 - 2 VR BOARD..........................................................................................................................................9-1
9 - 3 IC-F4/S MAIN UNIT.............................................................................................................................9-3
SECTION 10 BLOCK DIAGRAM
10 - 1 IC-F3/S..............................................................................................................................................10-1
10 - 2 IC-F4/S..............................................................................................................................................10-2
SECTION 11 VOLTAGE DIAGRAM
11 - 1 IC-F3/S ..............................................................................................................................................11-1
11 - 2 IC-F4/S ..............................................................................................................................................11-2

Icom IC-F4 Specifications

General

Brand	Icom
Model	IC-F4
Category	Transceiver
Language	English