USING THE DETACHABLE FRONT PANEL
To Detach the Front Panel
1.Press the OPEN button (OPEN) , then the front panel will be folded down.
To Reinstall the Front Panel
1.When the metal plate is folded down, insert the front panel into the metal plate then push them into the main body. A ‘click’ sound should be heard.
Open 
2.Remove the front panel by pulling its
Front Panel
3.For safekeeping, store the front panel in the supplied protective case immediately after being removed.
Protective Case
Front Panel
4.Push the front metal plate into the main body. A ‘click’ sound should be heard.
2.Note that if the front panel fails to lock in position properly, pressing control button may not function and display may be missing some segments.Press the OPEN button and then reinstall the front panel again.
Precautions when Handling
1.Do not drop the front panel.
2.Do not put pressure on the display or control buttons when detaching or reinstalling the front panel.
3.Do not touch the contacts on the front panel or on the main unit body. It may result in poor electrical contact.
4.If any dirt or foreign substances adhered on the contacts, they can be removed with a clean and dry cloth.
5.Do not expose the front panel to high temperatures or direct sunlight in anywhere.
6.Keep away any volatile agents (e.g. benzene, thinner, or insecticides) from touching the surface of the front panel.
7.Do not attempt to disassemble the front panel.
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