OMB EM 100 DIG Technical Manual
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FM TransmitterSistemas Electrónicos S.A EM 100 DIGTechnical Manual - v1.2 - November 2005 22WARNINGGaining again access to the equipment will require Factory reprogramming or changing theinternal Control Unit .For practically any parameters that may require some setting in the field, the 2nd level password isenough and may be used for any standard service requirement. The main purpose of the existenceof the 3 rd level is a security assurance for the user if he loses control on the lower password levels.Only very few critical parameters, like limiter permission or frequency step control requires thispassword, as in some countries this functions are not allowed to be freely chosen.2.5.2 Factory Default Passwords.These are the factory default passwords:Level 1: P001Level 2: P002Level 3: ABCDFor what previously said, be sure to change at least the 3 rd and possibly the 2 nd level as soon as youreceive and turn on the equipment.For security purpose the 3rd level password may be factory changed from the default value beforethe transmitter is shipped, in consequence of a specific final customer request.2.5.3 Menu & Commands Description.The hierarchical tree of the menu is depicted in the following Figure 2-1 , with a small number nearthe left side of each field for easy reference. In the following pages we will examine each menu fieldand option.All of the first column fields require the first level password authorization to be navigated. In a similarway, practically all the second column fields require the second level authorization, as some in thethird column.The third level is required only by some functions in this last column. Navigation throughthe menu screens is quite straightforward and natural, with the direction keyboard. "Up"and"Down"keys vertically scrolling the screens, while the "Left"and "Right" keys horizontally scrolls the menu.Moving to the right may be impeded by the password permission, while returning to left is alwayspossible.The |
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