Fujitsu 154V, Руководство по обслуживанию

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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 file://D:\PC%20AOC\SERVICE%20MANUAL\FSC\154V\154V-C551.htm