Service And Maintenance - Acnodes FES93 Series User Manual

ONLY qualified personnel should service the system

Shutdown the system, disconnect the power cord and all other connections before servicing

the system
When replacing/ installing additional components (expansion card, memory module, etc.),

insert them as gently as possible while assuring proper connector engagement
Handle add-on module, motherboard by their retention screws or the module's frame/ heat

sink. Avoid touching the PCB circuit board or add-on module connector pins
Use a grounded wrist strap and an anti-static work pad to discharge static electricity when

installing or maintaining the system
Avoid dust, debris, carpets, plastic, vinyl and styrofoam in your work area

Do not remove any module or component from its anti-static bag before installation

Restricted Access Location
The controller is intended for installation only in certain environments where both of the following
conditions apply:
Access can only be gained by QUALIFIED SERVICE PERSONNEL who have been instructed

on the reasons for restrictions applied to the location and any precautions that shall be taken
Access is through the use of a TOOL, lock and key, or other means of security, and is

controlled by the authority responsible for the location

Service and Maintenance

ESD Precautions
7