29Powering the Printer using the Optional ACAdapterIf your printer comes with the optional AC adapter, it can beoperated on AC power instead of the supplied battery pack.1. Remove the cover of the printerís DC input jack (1) andconnect the AC adapterís (2) DC output terminal (3) to it.2. Connect the AC adapter to the wall outlet (4) and turn on thepower.The POWER lamp on the adapter lights green.Important!: Be sure to turn the printer power off whenremoving the DC output terminal of the ACadapter or disconnecting the power source.Otherwise, the information stored in the printermay not be updated.