Connecting The Optional Buzzer Unit; Connecting The Buzzer Unit - Epson TM-T20 Technical Reference Manual

Connecting the Optional Buzzer Unit

When the optional buzzer unit (model: OT-BZ20) is connected to the drawer kick-out connector
of the printer, you can set the printer so that it beeps when you send commands, when an error
occurs, and when the printer does specific operations such as autocutting. Settings for sound
patterns and frequency depending on the occasions the buzzer beeps are also available.
You need to set the memory switches for buzzer enable/disable setting, sound pattern setting,
and frequency setting. For information about the memory switches, see
Switches/Receipt Enhancement" on page
• Be sure to turn off the printer before you connect/disconnect the buzzer unit.
• Do not connect both the optional buzzer unit and the cash drawer to the printer at the

Connecting the Buzzer Unit

The buzzer unit is recommended to be installed in the following positions.
• When using the printer horizontally:
• When using the printer vertically or on the wall:
Horizontal installation
• Do not install the optional buzzer unit at the roll paper exit.
• To prevent liquid from entering inside, it is recommended to install the buzzer unit so that
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same time by using a branched connector.
the volume adjustment knob is positioned sideways or downward.
either side
either side/top/bottom (only for wall-
hanging installation)
Vertical/Wall-hanging installation
"Setting the Memory
Volume adjustment knob