Replacement Of Backup Battery - Panasonic FP7 Series User Manual

7.1.2 Replacement of Backup Battery

FP7 CPU unit's backup battery can be replaced while power is on. Replace the backup
battery in the following procedure.
 Procedure
1. Open the SD memory card cover on
the surface of the CPU unit.
2. Remove the battery connector.
3. While extending the lever to outside,
take out the backup battery from the
battery holder.
4. While extending the lever to outside,
attach a new backup battery to the
battery holder.
5. Connect to a power supply connector
6. Close the card cover.
KEY POINTS
For the FP7 CPU unit, the battery can be replaced while power is on. If the
•
battery is to be replaced while power is off, undertake replacement within 10
minutes from powering off, after supplying power for at least 5 minutes, in order
to charge the built-in capacitor. If the built-in capacitor has not been sufficiently
charged, calendar timer data may become indefinite.
Make sure that the battery connector cable is not pinched by the card cover.
7.1 Handling of Backup Battery
7-3