NEC MultiSync 20WGX2 Service Manual page 53

Composite Sync Type Composite Sync Type
This figure shows only positive sync waveform. Monitor should support negative sync waveform too. This figure shows only positive sync waveform. Monitor should support negative sync waveform too.
Hsync Type 1P Hsync Type 1P
Vsync Type 1P Vsync Type 1P
Composite Sync (Type1P) Composite Sync
Composite Sync (Type2P) Composite Sync
Composite Sync (Type20P) Composite Sync (Type20P)
Composite Sync (Type21P) Composite Sync (Type21P)
Composite Sync (Type22P) Composite Sync (Type22P)
Composite Sync (Type 3P) Composite Sync (Type 3P)
2.1.3 Digital Input 2.1.3 Digital Input
Signal Format Signal Format : TMDS : TMDS
Frequency Frequency
Range Range
Sync Pulse Sync Pulse
Back Porch Back Porch
Video Swing Video Swing
S S e e t t u u p p
S S y y n n c c
Sync On Green Wave Form Sync On Green Wave Form
(Type1P)
(Type2P)
Dot Dot clock clock
H-sync H-sync
V-sync V-sync
H-sync H-sync
V-sync V-sync
H-sync H-sync
V-sync V-sync
White Level White Level
Black Level Black Level
B B l l a a n n k k L L e e v v e e l l
S S y y n n c c L L e e v v e e l l
Spec Spec
Minimum Minimum Typical Typical
25.2MHz 25.2MHz -- --
31.5kHz 31.5kHz -- --
49Hz 49Hz -- --
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5- 5-5 5
Maximum Maximum
165MHz 165MHz
81.2kHz 81.2kHz
76Hz 76Hz
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