CBM-270 User’s Manual
Feeds the paper. It is fed continuously while the switch is held down. For the label paper, it is fed by
one label.
(6) Paper holder
Set the paper roll in this holder.
(7) PNE sensor
Detects that the paper is running out.
(8) DIP switch
Initially sets the printer at power-on and sets the functions.
(9) Label detection sensor (L and M spec. only)
Detects the labels. Deals with either the label interval or black mark.
(10) Platen roller unit
Detach this unit when the paper is jamming or when you clean the head.
(11) Head-up lever
Used when replacing the paper or detaching/reattaching the platen roller unit.
(12) Paper cutter
Cuts the printed paper.
(13) Power connector
Connects to the accessory AC adapter (27AD).
(14) Interface connector
Connects to a communication interface cable. There are two types, for serial and parallel interfaces.
(15) Printer cover
Detach this cover when replacing the paper.
4. OPERATION

4.1 Connecting AC Adapter

1. Turn off the power.
2. Connect the cable connector of the AC adapter to the power connector located on the back of the printer.
3. Connect the AC power cord of the AC adapter, and plug it into a socket.
CAUTION:
1) Use only the specified AC adapter.
2) When disconnecting/reconnecting the cable connector of the AC adapter, be sure to hold the connector.
3) Separate the AC adapter from other noise-generating devices.
4) Pulling the AC power cord may damage it, resulting in a fire, electric shock, or snapping.
5) If a thunder/lightning storm is nearby, disconnect the AC adapter from the socket and do not use the printer,
because a fire or electric shock may occur.
6) Do not put the AC power cord close to a heating device. Its coating can melt and cause a fire or electric
shock.
7) Install the printer in a well-ventilated place, because the AC adapter generates heat when it is used.
8) Use the specified AC power source. Connect to a power source with sufficient capacity. If the capacity is