Philips Avalon CTS M2720A, Руководство по обслуживанию

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6 Preventive Maintenance and Safety Battery Check
58
Stopping the Battery Test
You can cancel the battery check at any stage by pressing for more than one second, or by switching
the base station to stand-by.
Stages of the Battery Check
The battery check has four stages:
1
Battery charge cycle
2 Fast battery discharge
3
Battery capacity display
These stages are indicated by special patterns in the transducer LCD window.
After the battery check has finished, the estimated operating time remains displayed until you press
for more than one second, or switch the base station to stand-by.
Stage Description Transducer 1 display Transducer 2 display
1 Battery charge cycle
• The battery symbols of slots 1 and 2
blink, indicating that battery
charging is in progress.
• Transducers
– remain unprogrammed
– shut down if removed
The right-hand horizontal segment bars of the two-
digit numeric display wander up and down (from
bottom up). This indicates that battery charging is in
progress.
2 Fast battery discharge
• The battery is rapidly discharged.
The right-hand horizontal segment bars of the two-
digit numeric display wander up and down (from top
down). This indicates that fast battery discharge is in
progress.
3 Battery capacity display
• Transducer display shows the
estimated operating time when:
– the discharge time is over
or
– the battery is empty
• In this example, the battery of
Transducer 2 should be changed, as
the estimated operating time is
below the minimum 16 hours.
The estimated operating time of the battery (in
hours) alternates with the symbol ‘H’.
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