5. Remove the battery from the compartment.6. Place the new battery in the compartment and push until it clicks into place.7. Replace the cover on the battery compartment.It should click into place.8. Tighten the screw to hold the cover in place.14.3.2 Conditioning the Battery PackTo maintain the storage capacity of the battery installed in the device, GE Healthcare recommends thatyou condition the battery once every 6 months to recalibrate its electronic fuel gauge. A condition cycleconsists of an uninterrupted “charge-discharge-charge” cycle.Use the following instructions to condition the battery:1. Insert the battery into a device that is not recording patient tests.For details, refer to .2. Disconnect the AC mains power from the device.3. Enter the Battery Status Service Diagnostic window.For details on accessing the Battery Status Service Diagnostic window, refer to this device’sservice manual.4. Allow the battery to discharge until its Charge Level is less than 90%.5. Turn off the device and reconnect the AC mains power.Operator Manual 14.3 Battery Maintenance2053535-002 Revision T MAC 2000 ECG Analysis System 168/198