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4.2.1 LED
Various operational statuses on the cradle (DT-364IOE) can be displayed using the LEDs. The
following table describes LED modes and their meanings.
Table 4.3
Item Specification
Remark
LED
Power is ON but DT-300 is not
mounted.
LED ON in red
Power is ON and DT-300 is mounted.
LED ON in green
Power status
indicator
(POWER)
Power is OFF.
LED OFF
2-color LED
Break of communication
LED OFF
Communication in progress
LED flash in green
Communication
status indicator
(DATA)
Connection between cradles is not
abnormality.
LED ON in red
2-color LED
No communication with DT-300 or
abnormality of the system
LED OFF
Line status
indicator (LINE) Communication in progress with
DT-300
LED flash in green
2-color LED