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Chapter 10 System Checkout Procedures
149
E. Disconnect the detachable battery pack from the device.
• Verify that the Detach Batt Disconnected alarm
message appears on the display. Press Reset.
• Verify that the internal battery symbol shows the
same level of charge as noted in Step C and the
device continues to operate.
• Verify that the internal battery symbol has a black
box around it to indicate that it is in use.
F. Reconnect the Detachable Battery and AC Power source.
2. Verify the External Battery Function (If Available)
A. Connect AC Power to the device and verify that the green AC
LED is lit.
B. Connect the external battery cable to the external battery and to
the ventilator.
C. Verify that the external battery symbol is shown on the display
and some level of charge is present.
D. Disconnect the AC Power source from the device.
• Verify that the AC Power Disconnected alarm
message appears on the display and the green AC
LED is not lit. Press Reset.
• Verify that the external battery symbol shows the
level of charge as noted in the previous step and the
device continues to operate.
• Verify that the external battery symbol has a black
box around it to indicate that it is in use.
E. Reconnect the AC Power source.