PAGE

 

TABLE OF CONTENTS

 

 

 

 

1.

SPECIFICATIONS .....................................................................................................

3

2.

PRECAUTION AND NOTICES ................................................................................

4

 

2-1

SAFETY PRECAUTIONS ..............................................................................

4

 

2-2 PRODUCT SAFETY NOTICE .......................................................................

4

 

2-3

SERVICE NOTES ...........................................................................................

4

 

2-4 HIGH VOLTAGE WARNING .......................................................................

5

3.

OPERATING INSTRUCTIONS ................................................................................

6

4.

ADJUSTMENT ..........................................................................................................

7

 

4-1 ADJUSTMENT CONDITIONS AND PRECAUTIONS ...............................

7

 

4-2

MAIN ADJUSTMENTS .................................................................................

7

 

4-3

ADJUSTMENT METHOD .............................................................................

7-8

5.

CIRCUIT DESCRIPTION ..........................................................................................

9

 

5-1

MICRO CIRCUIT ..............................................................

9

 

5-2

DEFLECTION CIRCUIT ...............................................................................

9

 

5-3

VIDEO CIRCUIT ..................................................................……….............

9

 

5-4

POWER SUPPLY ...................................................................………............

9

 

5-5 TRANSISTOR & DIODE CIRCUIT ..............................................................

10

6.

TROUBLE SHOOTING CHART ..............................................................................

11

 

6-1 NO RASTER, CRT RELATIVE CIRCUIT PROBLEMS ..............................

11

 

6-2

ABNORMAL DISPLAY .................................................................................

13

 

6-3

NO BLANKING ..............................................................................................

13

 

6-4 HOR. /OSC /DEF /HV CIRCUIT FAULT ......................................................

14

 

6-5 ABNORMAL HORIZONTAL DEFLECTION ..............................................

14

 

6-6 ABNORMAL VERTICAL SCANNING ........................................................

15

 

6-7

SIDE-PIN CUSHION DISTORTION ............................................................

16

 

6-8

POOR FOCUS .................................................................................................

16

 

6-9 POWER SUPPLY TROUBLE SHOOTING CHART ....................................

17

7.

MECHANICAL OF CABINET FRONT DIS-ASSEMBLY......................................

18

8.

PARTS LISTING .......................................................................................................

19

9.

BLOCK DIAGRAM (DEFLECTION AND VIDEO) ................................................

35

 

9-1 BLOCK DIAGRAM (SMPS) ..........................................................................

36

10.

IC BLOCK DIAGRAMS............................................................................................

37

11.

PCB LAYOUT ............................................................................................................

41

 

11-1 MAIN PCB LAYOUT ...................................................................................

41

 

11-2 CRT BOARD LAYOUT ..............................................................................

42

12.

SCHEMATIC DIAGRAM .........................................................................................

43