Carry out the cabling and system connection prior to the connection
of the power supply operations after disconnecting the mains
supply. Insert the line on input from the external unit, and then
switch on the power from Art. 1246 to the Mixer-power supply
module Art. 4888C.
The device allows a maximum of one monitor to be supplied and is
able to manage a MAX of 100 users. The power supplier signals an
extended short circuit, on one of the mixer outputs, by flashing of
LED DL1.
Operating temperature range: 0-40°C.
Appliance exclusively for indoor use.
High voltage, proceed with caution.
System connection terminals:
1. ~230V~. Mains AC: 230Vac (+15/-10)% 50/60Hz 0.7A.
to be connected to the earthing system.
2. Lin Lin connection to line from external unit.
3. - + 17.5V +-5% 100mA max. Output for power supply
Art. 1224A or Art. 1256.
4. L1 L1 branch output 1 of riser.
L2 L2 branch output 2 of riser.
L3 L3 branch output 3 of riser.
L4 L4 branch output 4 of riser.
5. Jumpers to be set according to the number of total users
connected to the Mixer-power supply Art. 4888C.
JP1 and JP2 in position 3 for systems with 0 to 15 users.
JP1 and JP2 in position 2 for systems with 16 to 35 users.
JP1 and JP2 in position 1 for systems with 36 to 100 users.
6. JP4 Position 2 for normal use.
Set to position 1 to cancel auto-configuration of the article. If
LED DL1 is lit up continuously, this indicates that the
cancellation operation has succeeded. Return JP4 to position 2
and check that LED DL1 switches off.
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