User`s manual

P ULSAR BG IF Vision / IF Sond Loops
Page 1
1 DESCRIPTION
The IF vision signal as well as the IF sound 1 signal can be taken from the PULSAR. Another device
will use these IF signals (or one of them) and put the processed signal back to the P
ULSAR. Such a
device is e.g. a scrambler.
2 SPECIFICATIONS
- Connector............................................................................... F, 75 Ohm
- Input, Output levels
IF Vision Loop before SAW .......................................... +46 dBmV
IF Sound Loop (1)......................................................... +34 dBmV
3 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 IF Vision / IF Sound Loops, the installa-
tion has already been carried out during 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.
3.1 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.
3.2 Installing The Coaxial Cables
•
Remove the 4 black bushing domes on the VIS IF and SND IF positions. See chapter 4 : Layout.
VISION IF LOOP
•
Bridges to set on the mainboard
Bridge Function Position
BR9
Enables / Disables IF Vision Loop before SAW remove
OPTION: IF VISION / IF SOUND LOOPS
ORDER NUMBER: C982516
WARNING
REMARK