Icom IC-A200 Service Manual - page 3
TABLE OF CONTENTS
SECTION 1
SPECIFICATIONS
SECTION 2
INSIDE VIEWS
SECTION 3
CIRCUIT DESCRIPTION
3 - 1
RECEIVER CIRCUITS .................................................................................................... 3 - 1
3 - 2
TRANSMITTER CIRCUITS ............................................................................................. 3 - 3
3 - 3
PLL CIRCUITS ................................................................................................................ 3 - 4
3 - 4
VOLTAGE LINES ............................................................................................................. 3 - 5
3 - 5
CPU PORT ALLOCATIONS ............................................................................................ 3 - 5
SECTION 4
MEMORY PROTECTION
4 - 1
MEMORY PROTECTION PROGRAMMING ................................................................... 4 - 1
4 - 2
MEMORY PROTECTION CANCELLING ........................................................................ 4 - 1
SECTION 5
CONNECTIONS
5 - 1
WIRING CONNECTION .................................................................................................. 5 - 1
5 - 2
MOLEX CONNECTOR .................................................................................................... 5 - 2
5 - 3
RACK MOUNT ASSEMBLY ............................................................................................. 5 - 3
SECTION 6
ADJUSTMENT PROCEDURES
6 - 1
PREPARATION BEFORE SERVICING ........................................................................... 6 - 1
6 - 2
PLL ADJUSTMENT ......................................................................................................... 6 - 2
6 - 3
RECEIVER ADJUSTMENT ............................................................................................. 6 - 2
6 - 4
TRANSMITTER ADJUSTMENT ...................................................................................... 6 - 4
SECTION 7
MECHANICAL PARTS AND DISASSEMBLY
SECTION 8
PARTS LIST
SECTION 9
BOARD LAYOUTS
9 - 1
MAIN UNIT ...................................................................................................................... 9 - 1
9 - 2
FRONT UNIT ................................................................................................................... 9 - 3
9 - 3
PA UNIT ........................................................................................................................... 9 - 3
9 - 4
PLL UNIT ......................................................................................................................... 9 - 5
9 - 5
VCO UNIT ........................................................................................................................ 9 - 5
9 - 6
DIAL UNIT ....................................................................................................................... 9 - 5
SECTION 10
BLOCK DIAGRAM
SECTION 11
VOLTAGE DIAGRAM