LOCKING/UNLOCKING THE VSI The VSI has a feature that enables you to lock your power chair to prevent unauthorized use. To lock the VSI: 1. With the VSI powered on, press and hold the on/off key. After one (1) second, the VSI should beep. 2. Release the on/off key. 3. Push the joystick to the full forward position until the VSI beeps. 4. Pull the joystick to the full rearward position until the VSI beeps. 5. Release the joystick. There should be a long beep. 6. The VSI is now locked. To unlock the VSI: 1. Press the on/off key and power on the VSI. The maximum speed/profile
indicator should ripple side to side.
Try this. If it is not locked write back with more info.
mimobility
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