Testing Functions - Waeco MagicWatch MW650 Installation And Operating Manual

MW-650-4DSM.book Seite 40 Dienstag, 16. Mai 2006 4:28 16

Testing functions

6.6 Connecting the control electronics
Caution!
Make sure the polarity is correct.
On some vehicles, the reversing light only works when the ignition
is switched on. In this case, you must switch on the ignition in
order to identify the positive and negative wires.
➤ Connect the red cable (fig. 17.2, page 8) on the control electronics to the
positive wire (+) of the reversing light (fig. 17.1, page 8).
➤ Connect the black cable (fig. 17.3, page 8) to the earth wire (–) of the
reversing light or to earth (bodywork).
7 Testing functions
Conduct the functional test as follows:
➤ Switch on the ignition and engage reverse gear.
✓ A short double beep sounds to indicate that it is working.
✓ The numerical display shows the distance to an obstacle if there is one
within the detection range of 1.5 m.
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MagicWatch MW650