Pentax PocketJet 3 - Manual (Page 13)

Connecting to a DC Supply
The PocketJet can be powered from its internal NiMH battery or from a
vehicle DC supply. To install the battery, see page 38. To connect
your PocketJet to a “12-volt” vehicle DC supply to print or maintain
the battery charge, follow the steps below.
1. Connect an appropriate power adapter cord (either with a cigarette
plug or direct wired) to the vehicle 12VDC supply as shown in
Figure 3. (These items are available as options - See Ordering
Information, Chapter 8.)
2. Connect the power cord to the PocketJet.
3. Turn on the vehicle power, and then turn on the PocketJet.
FIGURE 3. Connecting the printer to DC power
The PocketJet printer works from DC sources from 10V to 17V.
Operation below 14 volts may slow printing.
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