NEC MultiSync V520

CIRCUIT DESCRIPTION
TABLE OF CONTENTS
Page
1. Power supply circuit .................................................................................................................40
2. MCU .........................................................................................................................................43
3. 2-wire serial CMOS EEPROM .................................................................................................56
4. Horizontal deflection signal processing ...................................................................................57
5. Vertical compensation and geometrical compensation of the raster .......................................59
6. Full bridge current driver vertical deflection booster................................................................62
7. Horizontal drive and power supply output ...............................................................................63
8. Horizontal amplitude control ....................................................................................................64
9. Fly-back line erasing unit & spot erasing unit ..........................................................................65
10.Video amplifier system with on-screen display .......................................................................66
11.Monolithic triple 13.5nS CRT driver ........................................................................................68
12.On screen display ...................................................................................................................72
39