GV55Usermanual
TRACGD100UM001 ‐8‐
2 ProductOverview
Figure1. AppearanceofGD100
2.2. Button/Switch/USBInterfaceDescription
USB Port/Power Switch Description
START/STOP Button Start: When START button is pressed
after received real time command
‘ACT’, the device enters start
countdown mode.
Stop: When STOP button is pressed,
the device will not monitor temperature
anymore. At this stage, DATA light and
TEMP light will turn green and be solid
on, and other lights will work normally.
After all the recorded messages are
sent out to server, DATA green light
and TEMP Green light will be solid on
and the other lights will be off, which
means the recording has stopped
working.
2.1. Appearance
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