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19
ELECTRICAL CONNECTIONS
CONFIGURATION UNIT
At the time installation the electronic board can be configured according to the type of system used, by means of
the jumpers (Fig.1) on the board.
In the table also shows the standard configuration pre-engineered in the factory.
ATTENTION: the command must not be powered during the configuration operations .
To set the jumpers, proceed as follows:
1. Disconnect the power at the mains and make sure it cannot be restored during the operation.
2. Remove the 2 screws fixing the card protection cover.
3. Position the jumpers according to the table.
4. Refit the card protection cover with the 2 previously removed screws.
JP1
JP2
JP3
JUMPER
Status
Application
JP1
OPEN
Unit with Valves
CLOSED
Unit without Valves (standard configuration)
JP2
OPEN
System 2 Tubes (standard configuration)
CLOSED
System 4 Tubes
JP3
OPEN
Not used (standard configuration)
CLOSED
Not used
Fig .1
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