Valleylab Force FX-C - Correcting Battery-Backed RAM Malfunctions

Correcting Battery-Backed RAM Malfunctions
Correcting Battery-Backed RAM Malfunctions
"Important
All data stored in internal memory
(reter to Section 3, Internal
Memory) is lost when the battery
is removed.
6-26
Equipment required:
• Phlllips screwdriver
• Surface mount, quad pack chlp extractor.
1. Turn off
the generator. Disconnect the power cord from the wall
receptacle.
2. Remove the five screws that secure the cover to the chassis. Lift the
cover off the chassis.
3. Remove the Control board.
a. Unlock the connector on the Control board and disconnect the
display board ribbon cable from the Control board.
b. Carefully slide the Control board straight up through the slots in
the heat sinks to disconnect it from the Power Supply /RF board.
4. Replace the battery.
a. Grasp the battery and slide it up and out of the socket.
b. Position the new 3 V button-cell battery above the socket so that the
positive
side of the battery is facing out (visible).
c. Slide the new battery down into the socket.
Force F)(TM-C Service Manual