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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
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C551.htm