Akai Multi Video Processor RMD-V3104U User Manual Page 11

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OPTION BOARD RMD-V3020 (VARIABLE SCAN BOARD)
1. Features
(1) Large-screen computer images
By adding the optional RMD-V3020 (variable scan
board)* to the RMD-V3104U, computer screen images
can be displayed in 4 screens (2x2 screens).
(2) Compatible Computer Models
Compatible models include major computers now on
the market, for example the NEC PC-9800 series®, IBM
PC (DOSA/) in VGA mode, and the Apple/Macintosh®
series.
(3) Other functions
- Luminance signal
.............
The brightness and contrast can beadjusted.
* Color difference signals {R-Y, B-Y)
.............
The clamping levels can be adjusted,
* For more information on using the optional RMD-
V3020 (variable scan board), please contact your
dealer.
2. Specifications RMD-V3020 (Variable scan
board)
The board electrical specifications are based on the
main unit specifications.
- Input video signals
Analog R/G/B signals, 0.7 Vp-p (75ii terminated).
After conversion to the Y, R-Y and B-Y signals, each of
these signals can be adjusted independently.
Input sync signals
HA^ separate
.......
TTL level
Composite
............
0.3 to 4 Vp-p, negative logic
G On Sync (Sync On Green)
............................
1.0 Vp-p (75ii), sync component 0.3
Vp-p (HA/ separate signals are given
priority in case of simultaneous
inputs.)
The sync priority is H, V > CS > G On Sync.
■ Input level adjustment items
Y signal brightness, R/G/B signals, gain adjustment
R-Y signal... R-Y cutoff level adjustment
B-Y signal... B-Y cutoff level adjustment
Tracking adjustment
Tracking (clock phase) can be adjusted.
Built-in synchronizer
When the option board is combined with the RMD-
V3104U, the board synchronizes with other input
signals.
Display range switching
® When the vertical interpolation filter is OFF
With models with 480 V lines <IBM-PC (DOS/V) VGA
mode, Macintosh®>, the upper and lower parts of
the screen are cut on the screen.
(D When the vertical interpolation filter is ON
The number of vertical lines of the above mentioned
models is converted so the entire image can be
displayed on the screen.
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