Proface APL3000B - Node Box PC - Manual (Page 93)

PS-3450A Series Hardware Manual
4-12
„ Battery Replacement Procedure
The battery is on the PC board inside the PS-A unit. Refer to the following for how to open the PS-A unit.
PS3450A Series: “2.1.3Interface Specifications ‹ Switches (page 2-10)”
PS3451A Series: “2.2.3Interface Specifications ‹ Switches (page 2-26)”
(1) Be sure to confirm that power is not supplied to the PS-A unit and open the unit.
(2) Insert a tool having plane tip such as insulated flat-head screwdriver into the groove between the battery
and battery holder as shown below. Then move the battery while lifting its bottom to remove it from the
holder.
(3) Insert the new battery. Insert the battery in the side of the clip of the battery holder first with the plus
pole (+) facing upward. Push the battery from above until you hear the click to fit it in the battery holder.
PS3450A Internal View PS3451A Internal View
Internal Battery
Battery
Battery holder