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Icom IC-E90 Service Manual page 3

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SECTION 1
SPECIFICATIONS
SECTION 2
INSIDE VIEWS
SECTION 3
DISASSEMBLY INSTRUCTIONS
SECTION 4
CIRCUIT DESCRIPTION
4 - 1
RECEIVER CIRCUITS ................................................................................................... 4 - 1
4 - 2
TRANSMITTER CIRCUITS ............................................................................................ 4 - 4
4 - 3
PLL CIRCUITS................................................................................................................. 4 - 5
4 - 4
POWER SUPPLY CIRCUITS .......................................................................................... 4 - 7
4 - 5
PORT ALLOCATIONS ..................................................................................................... 4 - 7
SECTION 5
ADJUSTMENT PROCEDURES
5 - 1
PREPARATION................................................................................................................ 5 - 1
5 - 2
TRIMMER ADJUSTMENT ............................................................................................... 5 - 3
5 - 3
ADJUSTMENT MODE ADJUSTMENTS ......................................................................... 5 - 5
SECTION 6
PARTS LIST
SECTION 7
MECHANICAL PARTS AND DISASSEMBLY
SECTION 8
SEMI-CONDUCTOR INFORMATION
SECTION 9
BOARD LAYOUTS
9 - 1
LOGIC UNIT .................................................................................................................... 9 - 1
9 - 2
RF UNIT........................................................................................................................... 9 - 3
9 - 3
AF UNIT / VCO UNIT ...................................................................................................... 9 - 5
SECTION 10
BLOCK DIAGRAM
SECTION 11
VOLTAGE DIAGRAM
TABLE OF CONTENTS

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