NEC FP1355 Service Manual
Also see for MultiSync FP1355 FP1355 FP1355: Dimensional drawingUser manualUser manualUser manual
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Contents
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iiiContents1. Circuit description ...................................................................................................................... 1-11.1 Power block ......................................................................................................................... 1-11.1.1 Outline ...................................................................................................................... 1-11.1.2 Rectifying circuit ....................................................................................................... 1-11.1.3 Surge current suppression ...................................................................................... 1-11.1.4 Higher harmonic circuit ............................................................................................ 1-21.1.5 Sub power circuit ...................................................................................................... 1-41.1.6 Main power circuit ..................................................................................................... 1-41.1.7 Degaussing circuit .................................................................................................... 1-71.1.8 Power management circuit ...................................................................................... 1-71.1.9 Protective circuit ....................................................................................................... 1-71.2 Horizontal deflection block ................................................................................................ 1-121.2.1 Distortion compensation waveform generating circuit ........................................ 1-131.2.2 Deflection current compensation circuit ................................................................ 1-221.3 Vertical output block ........................................................................................................... 1-241.4 High voltage block .............................................................................................................. 1-251.4.1 High voltage control circuit ...................................................................................... 1-251.4.2 Protective function circuit ........................................................................................ 1-251.4.3 DBF (Dynamic Beam Focus) circuit ....................................................................... 1-271.5 CRT compensation block ................................................................................................... 1-291.5.1 Rotation circuit .......................................................................................................... 1-291.5.2 Corner purity circuit .................................................................................................. 1-291.5.3 Earth magnetism cancel circuit .............................................................................. 1-301.5.4 Digital dynamic convergence clear (DDCC) circuit ............................................. 1-311.6 Control block ........................................................................................................................ 1-381.6.1 Sync. signal process ................................................................................................ 1-381.6.2 Front button ............................................................................................................... 1-381.6.3 I2C bus control .......................................................................................................... 1-381.6.4 Power control ............................................................................................................ 1-381.6.5 ABL, Beam protector ................................................................................................ 1-391.6.6 CRT support .............................................................................................................. 1-391.6.7 High voltage control ................................................................................................. 1-391.6.8 Display Data Channel .............................................................................................. 1-401.6.9 LED ............................................................................................................................. 1-401.6.10 Clamp pulse ............................................................................................................. 1-411.6.11 SPARK ...................................................................................................................... 1-411.6.12 Avoidance operation during input SYNC switching ........................................... 1-411.6.13 CS switch and vertical linearity switch ............................................................... 1-41 |
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