TABLE OF CONTENTS
SECTION 1
SPECIFICATIONS
SECTION 2
INSIDE VIEWS
SECTION 3
CIRCUIT DESCRIPTION
SECTION 4
ADJUSTMENT PROCEDURES
SECTION 5
PARTS LIST
SECTION 6
MECHANICAL PARTS AND DISASSEMBLY
6 - 1
RC-25....................................................................................................................................................... 6 - 1
6 - 2
SP-24 ....................................................................................................................................................... 6 - 1
6 - 3
HM-135 .................................................................................................................................................... 6 - 1
6 - 4
IC-M802 ................................................................................................................................................... 6 - 1
SECTION 7
SEMI-CONDUCTOR INFORMATION
SECTION 8
BOARD LAYOUTS
8 - 1
HM-135
8 - 1 - 1
SW BOARD ............................................................................................................................ 8 - 1
8 - 1 - 2
MAIN BOARD ......................................................................................................................... 8 - 1
8 - 2
RC-25
8 - 2 - 1
JACK BOARD ......................................................................................................................... 8 - 1
8 - 2 - 2
CONNECT BOARD ................................................................................................................ 8 - 1
8 - 2 - 3
SENSOR BOARD ................................................................................................................... 8 - 1
8 - 2 - 4
VR BOARD ............................................................................................................................. 8 - 2
8 - 2 - 5
DISPLAY BOARD ................................................................................................................... 8 - 3
8 - 3
IC-M802
8 - 3 - 1
DSP BOARD ............................................................................................................................8 - 5
8 - 3 - 2
MAIN UNIT.............................................................................................................................. 8 - 7
8 - 3 - 3
FILTER BOARD ...................................................................................................................... 8 - 9
8 - 3 - 4
PLL UNIT............................................................................................................................... 8 - 11
8 - 3 - 5
PA UNIT ................................................................................................................................ 8 - 12
8 - 3 - 6
DRIVER BOARD................................................................................................................... 8 - 13
8 - 3 - 7
VARISTOR-1 BOARD ........................................................................................................... 8 - 13
8 - 3 - 8
VARISTOR-2 BOARD ........................................................................................................... 8 - 14
SECTION 9
BLOCK DIAGRAM
SECTION 10
WIRING DIAGRAM
SECTION 11
VOLTAGE DIAGRAMS
11 - 1
RC-21 and HM-135 .................................................................................................................................11 - 1
11 - 2
IC-M802
11 - 2 - 1
MAIN UNIT (1) ...................................................................................................................... 11 - 2
11 - 2 - 2
MAIN UNIT (2) ...................................................................................................................... 11 - 3
11 - 2 - 3
MAIN UNIT (3) ...................................................................................................................... 11 - 4
11 - 2 - 4
PA UNIT ................................................................................................................................ 11 - 5
11 - 2 - 5
PLL UNIT (1) ......................................................................................................................... 11 - 6
11 - 2 - 6
PLL UNIT (2) ......................................................................................................................... 11 - 7
11 - 2 - 7
DSP BOARD ......................................................................................................................... 11 - 8
11 - 2 - 8
FILTER BOARD .................................................................................................................... 11 - 9
Summary of Contents for IC-M802
Page 1: ...MF HF MARINE TRANSCEIVER iM802 SERVICE MANUAL ...
Page 27: ...4 10 Transmit peak and total gain adjustment L706 IC M802 TOP VIEW CH ENT RC 25 FRONT PANEL ...
Page 60: ... BOTTOM VIEW MAIN UNIT 8 8 ...
Page 62: ... BOTTOM VIEW FILTER BOARD 8 10 ...
Page 65: ...8 3 6 DRIVER BOARD TOP VIEW 8 13 GND VARO VARI to PA unit J6411 8 3 7 VARISTOR 1 BOARD ...
Page 78: ......
Page 79: ...1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan S 13901HZ C1 C 2002 Icom Inc ...