Videotec DCJ - Manuale (Pagina 166)

Page 34 MNVADCJ01_0543
5.6 Video ma trix Linxs LXRPS84A and LXRPS164A
5.6.1 Description
Matrix LXRPS84A and LXRPS164A are products for professional use in applications for security and
surveillance and dedicated to the management of video signals. The LXRPS84A and LXRPS164A models differ
only in the number of possible video input connections, 8 and 16 respectively; there are four video outputs, one
of which can be managed directly by a VCR. They are used to control the usual switching, alarm management
and on screen menu programming operations. Refer to the matrix manual for further information on this subject.
5.6.2 Connection
5.6.2.1 Cable
The communication cable is standard, as described in § 3.3 - Standard connection cable, page 12.
5.6.2.2 Matrix settin gs
The baud rate of the matrix can be selected by the dip switch SW1 inside the matrix:
• dip 6 off: 9600 baud (default status)
• dip 6 on: 1200 baud
Operations to modify the baud rate should be carried out after disconnecting the power supply to the matrix.
Refer to the respective manual.
5.6.2.3 Keyboard se tting
While the keyboard is being set up, the RRQRR submenu should be set as
follows:
RRRP
<3,D$Q
5272*2UDS1;6
(8+5(7,D%"
Control of a LXRPS84A matrix
the baud rate is normally 9600 baud
RRRP
<3,DC"Q
5272*2UDS1;6
(8+5(7,D%"
Control of a LXRPS164A matrix
the baud rate is normally 9600 baud
Even in the presence of more than one keyboard connected to the matrix, the identification number of each
keyboard is of no importance.
5.6.2.4 Operational test
If the keyboard is connected directly with the matrix set up in this way using the telephone cable supplied, it
should be possible to switch the input videos immediately:
• press ! to select monitor 1
• press ! , " , to select the cameras.