User`s manual

P ULSAR BG Video Loop Through
Page 1
1 DESCRIPTION
The option video loop through provides the PULSAR with a loop through output on the main video
input. With this option it is possible to connect other devices to the same video source. e.g. a mosaic
generator.
2 INSTALLATION
Please read this chapter carefully before installing the option.
The installation procedure is only necessary when ordering this option sepa-
rately. When ordering a P
ULSAR with Video Loop Through, the installation
has already been carried out by production.
For location of the boards, connectors and jumpers use the internal layout diagram.
Before changing anything in the P
ULSAR, remove the power cord to switch off
the power supply.
2.1 Opening The PULSAR
•
Unplug the power cord to turn off the P
ULSAR.
•
Unscrew the nine screws (Torx 10) holding the top cover.
•
Pull the top cover backwards and remove it.
•
Loosen the nine screws (Torx 10) holding the bottom cover.
•
Remove the bottom cover.
2.2 Installing The Option
•
Remove the black bushing dome located at the left MAIN VIDEO connector. Seen from the front.
•
Bridges to be changed on the mainboard.
Bridge Function Position*
BR23
Main Video input High impedance / 75 Ohm** non-default
*The default position is the marked position.
**When needed the Main Video input can be terminated externally with a terminator of 75 Ohm.
OPTION: VIDEO LOOP THROUGH
ORDER NUMBER: C9825515
WARNING
REMARK