Battery Replacement Instructions - GE 90-30 PLC Series Installation And Hardware Manual

6

Battery Replacement Instructions

6-2 Series 90-30 PLC Installation and Hardware Manual – August 2002
To avoid the chance of losing the contents of RAM memory, you can
carefully perform the following steps with PLC power ON. This procedure
should only be performed by qualified electrical personnel who are trained
in applicable electrical safety rules and procedures. Failure to follow
standard electrical safety practice can result in injury or death to personnel,
damage to equipment, or both.
Carefully insert the tip a small pocket-size screwdriver approximately 1/4 inch (6 mm) into the
battery cover removal slot, located beneath the battery cover (see previous figure).
Gently rotate the screwdriver about 45 degrees to loosen the cover.
Remove cover with fingers. The battery is mounted in a clip on the back of the cover. It has a
pair of leads with a connector that is plugged-in to a connector on a circuit board inside the
power supply.
Carefully reach into battery cavity with your fingers (do not use a metal object to do this) and
unplug the battery connector.
Remove the old battery from the clip on the battery cover and set it aside. Be careful not to
mix it up with the new battery.
Carefully reach into battery cavity with your fingers (do not use a metal object to do this) and
plug in new battery connector.
Clip new battery into clip on battery cover.
Snap battery cover back onto power supply.
Warning
GFK-0356Q