Philips Avalon FM20, Руководство по обслуживанию

Страница: 101 / 260

7 Testing and Maintenance
101
Battery is empty : The capacity of the battery is
≤
10 min. Recharge the battery as soon as possible.
Temperature outside specified range : The charging of the battery is stopped if the temperature is below 15
°
C
or above 50
°
C in order to protect the battery. Charging is resumed as soon as the temperature is within
this range.
Incompatible Battery : The inserted battery is checked for certain battery internal parameters. If these are
not correct, the incompatible battery symbol is displayed. Please use only M4605A batteries with the
FM20/FM30 monitor. Note that the incompatible battery symbol may also appear if there is a
communication problem between the battery and the battery board.
Battery Malfunction : Communication between the battery and the battery board could not be established
within about 4 minutes or battery internal data indicates malfunction. Please see the section for
remedies.
Battery Temperature too high : This symbol is displayed if the battery temperature goes above 65
°
C. In
addition the INOP message
Check Batt Temp
is displayed. If the battery temperature increases further
above 70
°
C the batteries will switch off for safety reasons. Allow the battery to cool down to avoid the
monitor switching off.
Battery has no power left : If the monitor is not running on AC power: battery will switch off power
delivery at any moment - in this case recharge the battery immediately - or, if the monitor is running on
AC power, the battery is in deep discharge and requires pre-charging to restore communication. To
avoid this condition charge batteries to 50% for storage. Note that the battery malfunction INOP will
eventually be issued if the pre-charging does not restore battery communication within about
4 minutes.
Battery Status Window
To access the
Battery Status
window and its associated pop-up keys, select the battery status
information on the screen, or select
Main Setup
,
Battery
.
Capacity
,
remaining
tells you how much power is left in the battery.
Capacity
,
fullCharge
tells you how much power the battery can hold when fully charged.
TimeToEmpty
tells you approximately how long you can continue to use the monitor with this battery.
Note that this time fluctuates depending on the system load (how many measurements and recordings
you carry out), the age of the battery, and the remaining capacity of the battery. The time indication
appears after AC has been unplugged for about 30 seconds (after finishing calculation of the
TimeToEmpty
)
TimeToFull
is shown in place of
TimeToEmpty
if the monitor is connected to AC power, and tells you
how much time is left until the battery is charged to 90%. Please allow indication to stabilize for 3 —