MacDon M1 Series Unloading And Assembly Instructions page 139

1. Turn the radio on and select the RADIO mode.
2. To enter the SERVICE mode, press and hold buttons 1 (A),
3 (B), and SEL (C) for 3 seconds each. The word SERVICE
followed by the current region setting (USA or EUR)
appears.
3. Rotate the SEL button (C) to select the region (USA or EUR).
4. Presss the SEL button (C) to save the selection.
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PERFORMING PREDELIVERY CHECKS
Figure 4.62: Radio Service Mode – Radio Model
VR-5650
127
Revision A