Casio DT-300, Hardware Manual, Page: 7 / 25

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2. Appearance
2.1 DT-300
Table 2.1
1 Reader port Emits a laser that reads bar codes.
2 Read indicator LED Indicates the status of the read operation; green for a successful read, red for an
unsuccessful read.
3 LCD screen Displays information about the programs being run.
4 Read key Pressing this key activates the bar code reader.
5 Stroke key A total of 18 keys are provided for operations and to turn the power on and off.
6 Reset switch (inside hole) Use a paper clip or other thin object to press the Reset switch located inside the
hole to initialize the internal status of the terminal
7 Wrist strap hook Hook for attaching the wrist strap.
8 Laser warning label Class 2 laser product warning label
9 Buzzer Produces operation confirmation tones. Take care to avoid blocking the buzzer
holes and reducing output sound volume.
10 Main battery compartment Holds the two alkaline batteries.
11 Main battery compartment
lock
Locks the main battery compartment cover in place. The terminal power is
automatically cut off if the cover is removed and the power cannot be turned
back on.
12 Power terminals The terminals receive power from the Bridge Satellite Cradle (DT-364IOE).
13 IrDA port This port is for contact-less infrared data communication with another DT-300
or the Bridge Satellite Cradle (DT-364IOE).
Fig. 2.1