7700 Multi-Frame Manual
7707EO-3G 3G/HD/SDI Re-Clocking Electrical to Optical Converter
Page-12
Revision
1.1
4.2.5. Selecting GPO Triggers
The 7707EO-3G provides 1 user-enabled GPO. It has logical functions for loss of input video and laser
error. To configure the GPO enable mode, select the
CTRL
(Control) menu item in menu level 1 followed
by the
GPO
(GPO) and
LOS
(Loss of Input) or
LASR
(Laser) menu items.
CTRL
GPO
LOS
LASR
EN
DIS
The following list describes possible user selections for this menu item:
EN
Enables
GPO.
DIS
Disables
GPO.
Note: When
Loss of Input
and
Laser Error GPO
are enabled, either fault will
trigger GPO.
4.2.6. Selecting GPO Polarity
The GPO polarity of the 7707EO-3G is user selectable. When set to
Normally Open
, GPO and GPO
Ground are connected only when card fault exists. When set to
Normally Closed
, GPO and GPO Ground
are connected until card fault exists, at which point GPO and GPO Ground become disconnected. To
configure the GPO Polarity mode, select the
CTRL
(Control) menu item in menu level 1 followed by the
GPO
(GPO) and
POL
(Polarity) menu items.
CTRL
GPO
POL
OPEN
CLOS
The following list describes possible user selections for this menu item:
OPEN
GPO Polarity Normally Open.
CLOS
GPO Polarity Normally Close.
Note:
Card fault exists when Video Input is Lost or Laser fault exists.
4.2.7. Selecting the Orientation of the Display
The 7707EO-3G provides the ability to adjust the orientation of the display. When using a 3RU frame it is
convenient to have the text read vertical whereas when using a 1RU frame a horizontal display is
desirable. To change the orientation of the display select the
CTRL
(Control) menu item in menu level 1,
followed by the
DISP
(Display) menu item.
CTRL
DISP
HORZ
VERT
The following list describes possible user selections for this menu item:
HORZ
Sets the orientation of the text to horizontal.
VERT
Sets the orientation of the text to vertical.
