Circuit Description - NEC MultiSync V520 Service Manual

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