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1.7.1 Battery change
Bottom view RC 3 remote control
Unscrew the 6 marked screws (CAUTION: Do NOT unscrew the 2 unmarked screws in the
middle). Take the bottom plate with the mounted pcb out. Remove the worn batteries and
replace them with two new batteries (type CR2032, 3V Lithium cells). Make sure that polarity
is correct (the "+" sign must be on top). Insert the bottom plate and screw it tight.
1.8 External IR remote control
Your device can be connected to an external IR receiver by using the IR jack (31). The plug is
a 3,5mm stereo headphone plug.
Pin configuration of IR connectors (31)
3,5mm stereo
infrared input
GND
IR-Signal
+5V supply
2 Basic operation
2.1 First operation / self test
In case your device was not connected to mains a self test will be performed when it is
switched on by the mains switch (29) for the first time. The unit will check its configuration
and that all the installed components work properly. The procedure is shown in the display.
Afterwards the unit will switch to stand by.
2.2 Switching on / stand by
Using the button power (1) you can switch between on (operate) and stand by.
When switched on, the display (10) lights up and the LED (7) is off. This LED only lights up if the
mains plug is connected with the incorrect polarity and remains dark if the polarity is correct.
9
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