lion alcolmeter
®
SD-400 User Handbook [v7]
The Four Function Switches
These have various uses, as stated in this handbook. From the left,
they are referred to as B, C, and D (the On/Off switch is A).
Communications Port
This allows access to certain software routines (such as calibration
adjustment), when the Dongle key is fitted. If the instrument is used
with a printer, the printer cable is connected here. This port is also
used for transferring stored breath test data to a PC.
Power Supply
This is located on the back of the instrument and fitted with either 5
disposable alkaline batteries (AA) - the PSU; or the rechargeable
power unit the RPU. To remove from the main case, press and hold
down the release button on the main case, then pull down.
Dongle Electronic Key
A security key which is fitted to the
communications port so as to access
certain software routines, such as for
instrument calibration adjustment.
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