Marquette Hellige GmbH MicroSmart V 2.xx Page 39
Servicing Instructions 227 470 35 B - 97.12
4.2 Key test and loudspeaker test
By pressing a key, its appropriate function is shown on the display. Example:
Key
Display
Auto KEY_AUTO
5 (speed) 5 mm/s
10 (sensitivity) 10 mm/mV
CUR_RIGHT
etc.
The Start/Stop key is tested automatically by activating/deactivating the test. An alarm signal is
triggered when pressing the "loudspeaker key". By continuously pressing the key the volume
changes in the following rhythm:
- soft-medium-loud-soft-medium ... etc.
4.3 Display test
After activation, the active test will be displayed. Using the arrow control keys ( , ) all pixels of
the display can now be switched on and off in alternation. Pressing the Start/Stop key will end
the test and display the next one.
4.4 Motor test
After activating the motor test, the current state (STOP) and the preselected speed will be
displayed. In this state the motor test can either be started or the preselected speed can be
changed. Once the test has been started, a mark will be printed on the paper every second during
operation. The spacing between these marks allows conclusions to be drawn on speed and its
accuracy. The speed can also be modified without "Stop". Position of the mark: top and bottom
of the sheet.
Height of mark: 5mm
Width of mark: 1 dot
Quit the test by pressing any arrow key ( , ). The next test will be displayed.
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