OPERATION USING CARD EDGE CONTROLS
Adjustment of the settings for the MDD550 series is
available either via card edge controls or via the
RollCall
remote control system.
Front Panel Connector
The front panel is connected to the card via this 9-pin
connector.
SW1 and SW2
These push-button switches allow parameters (as
selected by SW3) to be adjusted.
SW1 increases values and SW2 decreases values.
To return to default values both buttons should be
pressed simultaneously.
SW3 Position 0
The input gain may be adjusted in this position.
Adjustment range is from 0% to 117% in steps of 1%
and preset value is 100%.
SW3 Position 1
The chrominance gain may be adjusted in this
position. Adjustment range is from 0% to 200% in steps
of 1% and preset value is 100%.
SW3 Position 2
This position is not used
SW3 Position 3
This position allows the front porch to be adjusted.
In NTSC mode the width may be adjusted in 148 ns
steps. Preset value is 1333 ns.
In PAL mode the width may be adjusted in 148 ns
steps. Preset value is 1333 ns.
SECTION 4
Operation
MDD550050398
Software Version 1.3.1 onwards 4.2
