TABLE OF CONTENTS
PAGE
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
Page 3 of 59
4V SERIES MANUAL
05.06.2002
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