Connecting To An External Dc Power Source; Figure 4-4. Power Indicators - Covidien Puritan Bennett 560 User Manual

Installation and Assembly
•
The AC POWER
•
The indicator
is fully charged.
Refer to
If the AC power cable becomes disconnected or the AC power source fails, an "AC POWER DISCONNEC-
TION" alarm signals an automatic switch to the external DC power source (if the
DC power cable is connected) or to the ventilator's internal battery.
One of three power indicators, located on the upper-left of the ventilator's front panel, illuminates to signal
which of the three possible power sources are currently in use by the device (refer to
Note:
The only time the AC POWER and indicators are illuminated at the same time is when the ventilator is
connected to an AC supply and the battery is charging (indicator is flashing).
To disconnect the AC power cable:
1. Disconnect the AC power cable from the AC power outlet.
2. Disconnect the AC power cable from the ventilator's AC connector at the rear of the device.
3. Grasp the AC power cable at the level of the power cable holder and turn the cable
counterclockwise while lifting it upwards and out of the holder.
4.3

Connecting to an External DC Power Source

Warning
Ensure that the ventilator's internal battery is fully charged before connecting the ventilator to
an external DC power source. Powering the ventilator using an external 12– 30 VDC power
source (via the DC power cable) does not enable charging of its internal battery.
When using a car auxiliary adapter (cigarette lighter) ensure the car has been started prior to
plugging in the ventilator's DC adapter.
4-4
indicator on the top left corner of the ventilator illuminates.
flashes while the battery charges and then turns off when the battery
Figure 4-4 on page 4-4.

Figure 4-4. Power Indicators

Figure 4-4).
User's Manual