User`s manual

P ULSAR Stereo Coder (IRT)
Page 1
1 DESCRIPTION
A Mono PULSAR can be converted into analogue two carrier stereo modulator only by plugging in the
IRT Stereo Coder board on the mainboard.
The second sound carrier will be automatically activated and the appropriate menus will be added or
changed. The customer needs to do a minimum of settings.
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 the Stereo Coder option, the installation
is already 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.
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 Stereo Coder Board
•
Bridges to be set on the Mainboard:
Bridge Function Position*
BR13
Enables / Disables the Stereo Coder board non-default
BR14
Enables / Disables the Stereo Coder board non-default
*The default position is the marked position.
•
Place the stereo coder board on the mainboard. For the correct direction, look for the position of
the red connectors.
• Fix the board with the split pin.
OPTION: STEREO CODER (IRT)
ORDER NUMBER: C9825509
WARNING
REMARK