HeartWare® Ventricular Assist System Patient Manual
Battery Charger "Status" Light
Yellow
Flashing Yellow
Red
Flashing Red
6.4.1 Connecting Batteries to the Battery Charger
The battery connects to the battery charger the same way it connects to the controller.
1. Grasp the cable of the battery near the connector, leaving the connector free to rotate.
2. Line up the solid white arrow on the connector with the white dot on the battery
charger.
3. Gently push the cable into the battery charger until it locks in place.
6.4.2 Disconnecting Batteries from the Battery Charger
Disconnect the battery by turning the connector counterclockwise until it stops, then pull the
connector straight out from the battery charger.
CAUTION: NEVER use other battery chargers to charge HeartWare® Batteries. Other
battery chargers may damage the batteries.
CAUTION: ALWAYS wait until the "Ready" light turns on to disconnect the battery
from the battery charger. If this is not followed over consecutive charging cycles, the
Battery Capacity Display will not function properly and may convey misleading battery
capacity.
7 ALARMS
Alarms tell you about the pump, controller, connections, and power supplies (batteries, AC adapter,
DC adapter). Alarm conditions are classified as high, medium or low. Each of these alarms has a 1)
unique sound, 2) visual display (flashing RED, flashing YELLOW or YELLOW) and 3) a message. When
an alarm occurs, two lines of text appear in the Controller Display. The first line tells you what the
alarm is and the second line tells you what to do. When an alarm is resolved, there is no longer an
alarm sound or a light displayed in the Alarm Indicator ( ). A high alarm is very serious. If you have
What it Means
Battery being charged; NOT ready for use.
Battery not charging.
Check battery connections. If connections are intact,
switch to another battery slot. If problem persists,
return battery to Clinician.
Battery too cold or too hot; waiting to charge.
Defective battery. Do NOT use. Mark battery and return
to Clinician.
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