Description Of Spi Dongle - W&H S-NW Instructions For Use Manual

Foot control S-NW
GREEN – SPI dongle activated
LED on if the SPI dongle is connected and the control unit is switched on.
ORANGE – battery
LED flashes if the batteries on the foot control need to be replaced.
BLUE – pairing
The foot control S-NW and the SPI dongle are paired in default status.
If pairing is active: LED indicator flashes
If pairing is inactive:
 Press and hold the button on the SPI dongle for 4 seconds.
LED indicator flashes. SPI dongle is in pairing mode for 30 seconds.

 Press and hold the green and orange buttons simultaneously on the S-NW foot control.
 LED flashes three times when pairing is successful.
Disable pairing
Press and hold the green, orange and yellow buttons simultaneously on the foot control S-NW for at least three seconds.
Using multiple W&H control units simultaneously
Press and hold the orange button on the foot control S-NW for 3 seconds to switch between the various control units.

Description of SPI dongle

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