3
TABLE OF CONTENTS
1. SPECIFICATIONS ..................................................................................................... 4-5
2. PRECAUTION AND NOTICES ................................................................................ 6
2-1 SAFETY PRECAUTIONS .............................................................................. 6
2-2 PRODUCT SAFETY NOTICE ....................................................................... 6
2-3 SERVICE NOTES ........................................................................................... 6
2-4 HIGH VOLTAGE WARNING ....................................................................... 7
3. OPERATING INSTRUCTIONS ................................................................................ 8
4. ADJUSTMENT .......................................................................................................... 9
4-1 ADJUSTMENT CONDITIONS AND PRECAUTIONS ............................... 9
4-2 MAIN ADJUSTMENTS ................................................................................. 9
4-3 ADJUSTMENT METHOD ............................................................................. 9-12
5. CIRCUIT DESCRIPTION .......................................................................................... 13
5-1 MICRO CONTROLLER CIRCUIT .............................……………………... 13
5-2 DEFLECTION CIRCUIT .............................………………………………... 13
5-3 TRANSISTOR & DIODE CIRCUIT .............................……………………. 14
6. TROUBLE SHOOTING CHART .............................................................................. 15
6-1 NO RASTER, CRT RELATIVE CIRCUIT PROBLEMS ............................. 15-16
6-2 ABNORMAL DISPLAY ................................................................................ 17
6-3 NO BLANKING ........................................................................................…. 18
6-4 HOR. /OSC /DEF /HV CIRCUIT FAULT ..................................................... 18
6-5 ABNORMAL HORIZONTAL DEFLECTION .............................................. 19
6-6 ABNORMAL VERTICAL SCANNING ........................................................ 20
6-7 SIDE-PIN CUSHION DISTORTION ............................................................ 20
6-8 POOR FOCUS ................................................................................................ 20
6-9 POWER SUPPLY TROUBLE SHOOTING CHART .................................... 21
7. MECHANICAL OF CABINET FRONT DIS-ASSEMBLY...................................... 22
8. PARTS LISTING ....................................................................................................... 23-43
9. BLOCK DIAGRAM .....................................................................………………….. 44-47
10. IC BLOCK DIAGRAMS............................................................................................ 46-51
11. PCB LAYOUT ............................................................................................................ 52-53
12. SCHEMATIC DIAGRAM ......................................................................................... 54-57