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3.4 Configura tion
3.4.1 Opening an d closing
Warning! Only skilled, authorised technicians should be allowed to open the matrix.
• Disconnect the matrix from the main power supply by disconnecting the jack
• Remove the three screws on the back of the matrix, behind the top cover
• Remove the cover, taking great care not to leave the removed screws or other metal parts inside the matrix
and being very careful with the LED wiring.
To close up, carry out the above operations in reverse order, always working with the power supply
disconnected.
3.4.2 Dip switche s and jumper
Dip Switch SW1
3.4.2.1 Functions of the dip switches
Inside the EKR-8/4 / EKR-16/4 matrix there is an 8-way configuration dip switch (SW1):
DIP
FUNCTION
DIP 1,2,3,4
Selection of protocol for communication with the keyboards; see section 3.4.2.2
DIP 5
Not used: leave OFF
Dip 6
Not used: leave OFF
Dip 7,8
If on ON position, they allow the matrix firmware update; see section 4.8
If on OFF position, they allow the PC control: normally set on OFF
3.4.2.2 Selecting the protocol for communication with the keyboards
Switch off the matrix by disconnecting the power supply jack
• Remove the screws fastening down the cover and open the matrix, following the instructions in section 3.4.1
• Find and set the dip-switches according to the table below
• Close the cover and fasten it with the screws
• Connect the power supply jack to switch the matrix back on.
Note: all changes to the dip-switches are recognised when the matrix is restarted
All manuals and user guides at all-guides.com
Jumper JP11
Pag. 8
Jumper 75 ohm
Video input
MNNAEKR_0408
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