Emerson 475, User Manual

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Learning the Basics
2-10
ASSEMBLY
Installing the System Card
and the Battery
1. Place the 475 Field Communicator face down on a level, secure surface.
2. Remove the protective rubber boot, if attached.
3. With the battery removed, slide the System Card (labeled System Card), with the
metal card contacts facing up, into the System Card socket until it clicks. The
System Card socket is spring-loaded. See Figure 2-5 for the location of the System
Card socket.
NOTE
The System Card is not locked into the System Card socket in the image below.
Figure 2-5. Back of the 475 Field Communicator
CAUTION
The System Card must be supplied by the 475 Field Communicator manufacturer.
Failure to comply will void the IS approval.
4. With the 475 Field Communicator still face down, ensure the tops of the two battery
retaining screws are loose and slightly above the top of the 475.
5. Align the sides of the battery with the 475 and carefully slide it forward until it is
secure.
6. Carefully hand tighten the two battery retaining screws to secure the battery. (Do not
over tighten, 0.5Nm maximum torque load.)
CAUTION
The connector pins may be damaged if the 475 Field Communicator and battery are
improperly aligned.
Li-Ion Battery
System Card in the
System Card Socket
Stand
Main Unit Label
IS Label
Location
(KL Option)
Battery Retaining Screws
Connector Pins
Strap Attachment
Strap Attachment