NEC N9902-1

CONTENTS
Page No.
SPECIFICATIONS ...................................................................................................... 1
CONTROLS ................................................................................................................ 2
SERIAL NUMBER INFORMATION ............................................................................ 4
DISASSEMBLY .......................................................................................................... 5
ADJUSTMENT SPECIFICATIONS ............................................................................ 6
TROUBLE SHOOTING............................................................................................. 17
THEORY OF CIRCUIT DESCRIPTION ................................................................... 26
REPLACEMENT PARTS LIST
1) MultiSync V920......................................................................................... 30
2) MultiSync V921-1 ..................................................................................... 53
3) MultiSync 95 ............................................................................................. 55
4) AccuSync 90............................................................................................. 57
5) AccuSync 90M...........................................................................................59
BLOCK DIAGRAM .................................................................................................... 62
SCHEMATIC............................................................................................................. 63
1) Video Board................................................................................................... 63
2) Main Board .................................................................................................... 64