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-25 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