Preset Timing - NEC Multisync Plus JC-1501VMA Service Manual

PRESET TIMING
EGA VGAlMCGA 720
COMPATIBLE COMPATIBLE LINES
fH 22kHz 31.5kHz 45kHz
A,.,s 45.5 31.77 22.287
Bits
4.9 3.77 1.07
C itS
1.6 1.89 3.2
o
its 39
25.17 17.127
E,.,s 0 0.94 0.89
fv 60Hz 70Hz 60Hz 60Hz
OmS 16.68 14.27 14.27 16.68 16.85
P mS 0.6 0.064 0.064 0.064 0.089
Q mS 0.08 1.88 1.08 1.02 0.691
R mS 16 11.126 12.716 15.246 16.048
S mS 0 1.2 0.41 0.35 0.022
SEPARATE SEPARATE
SEPARATE SEPARATE COMPOSITE
SYNC. SYNC.
SYNC. SYNC. SYNC.
H. SYNC.
H. SYNC. H. SYNC.
or
REMARKS
Positive
Negative Negative
COMPOSITE
V. SYNC.
V. SYNC. V. SYNC.
SYNC & VIDEO
Negative
Positive Negative
. (Sync. on Green)
IBM PC, PC/XT, PC/AT, Personal System/2, MCGA, VGA, EGA and PGC are
trademark of International Business Machines Corporation.
MultiSync is a registered trademark of NEC Home Electronics (U.S.A.) Inc.
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