Intermec PB50 Installation Manual page 6

7 Push in on the blue lever to lock the PB50 into the vehicle
cradle.
8 Attach the power cord to the connector on the side of the
vehicle cradle.
9 Connect the other end of the power cord to your vehicle.
Caution: Do not use the serial port in the vehicle
dock at the same time as the serial port in the
printer. Doing so will result in corrupted data.
Please use only one or the other.