Grass Valley DAP-1781 - Manual (Page 56)

GUIDE TO INSTALLATION AND OPERATION
56 | DAP-1781
4.13 Rear Type
This tab shows the type of the rear panel: single or
dual width, and digital inputs/outputs standard.
The 2 RU dual width rear panels and the 3 RU
single width panels allow the installation of any
optional Dolby module, either encoder or decoder.
The 2 RU single width rear panels are specialized
for one type of an optional Dolby module.
4.14 Factory / Presets
4.14.1 Factory
The Factory profile is a read-only set of factory-
selected values that can be used to return the DAP-
1781 to a standard operating condition without
affecting the User Presets.
• The DAP-1781 Menu in section 3.2 indicates
the default values for all parameters.
• Card parameters and card alarms can be
reset to their default values separately.
• The Generator Metadata parameters are
included in the Factory Preset.
4.14.2 User Presets
The five User Presets are read-write data registers
that allow you to save the contents of the Current
state of the DAP-1781 for later recall.
Select any one of the five presets using the pull-
down list. The name of the currently-selected User
Preset is shown on the name bar.
The Generator Metadata parameters are included in
the User Presets. Refer to Metadata - Control tab.
• Click Load to load the contents of the selected
User Preset into the DAP-1781. All parameter
settings and values will be replaced by the
contents of the selected User Preset.
• Click Save to store the current parameter
settings and values from the DAP-1781 into
the selected User Preset. The existing
contents of the preset will be overwritten.
4.14.3 GPI
The five GPI inputs can be provided only by a video
processor card through the A-BUS link. When a
contact closure to ground is present, the State will
turn to green and, if Enable is checked, the GPI
inputs 1 to 5 will perform a Load User Presets
User1 to User5.