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Page 30 MNNCEKRKB1_0439
5.4 Video ma trix Videotec SM328A
5.4.1 Description
Matrix SM328A is a product for professional use in applications for security and surveillance and dedicated to
the management of video signals. It can be used to control 32 input videos; there are eight video outputs, one of
which can be managed directly by a VCR. It is used to control the usual switching and alarm management
operations.
As well as the usual switching, alarm management and on screen menu programming operations, the SM328A
matrix is equipped with an optional auxiliary line that can be used to control the telemetry or multiplexer units.
Refer to the matrix manual for further information on this subject.
5.4.2 Connection
5.4.2.1 Cable
The communication cable is standard, as described in § 3.3 - Standard connection cable, page 12.
5.4.2.2 Matrix settings
The new generation matrix SM328A can be controlled by different types of keyboard and therefore emulates the
respective protocols: to control the switcher with the EKR-KB1 keyboard the MACRO protocol with baud rate
38400 should be used.
Set the dip switches in the matrix as required (all dips are OFF: MACRO Protocol, baud rate 38400,
programming disabled).
5.4.2.3 Keyboard settings
While the keyboard is being set up, the
submenu should be set as
follows:
Control of a SM328A matrix
The presence of a maximum of four keyboards connected to the matrix means it is necessary to define a
different identification number for each one (from 1 to 4).
5.4.2.4 Operational test
If the keyboard is connected directly with the switcher 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.
Warning! Matrix SM328A can be set up so as to exclude control by the keyboard during certain periods
of the day or in specific situations. In this case switching will be impossible. Refer to the respective
manual.
5.4.3 Video devic e setup
The setup procedure is described in the video device’s instruction manual.
Press
to enter setup, and insert setup password if it has been enabled.