Casio PX-780 - Low Voltage Monitoring

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5-3. Low voltage monitoring
 Therearefourlowvoltagedetectionlevelsonthehardwareofthedevice.
Level Content Operation Action on next start-up
VDET1 Warning on voltage reduction of
mainbattery
Display of warning on
voltage reduction of main
battery
―――――
VDET2 Power OFF due to voltage
reductionofmainbattery
PowerOFF Resume (with warning
messageonstart-up)
VDET3 Emergency power OFF due to
voltagereductionofmainbattery
CriticalpowerOFF Warm boot (with warning
messageonstart-up)
VDETPC Power OFF due to PC voltage
reduction
PowerOFF Resume (with warning
messageonstart-up)
 Voltagemonitoringofthemainbattery
English indication Details
Status External Externalpowersource The power is supplied from an external power source
andchargingiscompleted.
Charge Batteryisundercharging The power is supplied from an external power source
andchargingisinprogress.
Normal Mainbattery Thedeviceisbatteryoperated.
Level 1 O.K. Thebatteryis fully charged orthe remaining power of
thebatteryissufcientforoperationofthedevice.
2 Low Theremainingpowerofthebatteryishalforless.
3 Verylow WhenVDET1isdetected.
 <Thestatusandthelevelofthemainbattery>
 Thebatterystatusisusuallycheckedata5-secondinterval.
 OnlyduringthepropertyofPowerManagementisdisplayed,thebatterystatusischeckedata1-second
interval.
 Calculatetheaverageoftheprevious10dataontheADconverterforthepowersupplyvoltage,categorize
thevaluesinto"Verylow(10%)","Low(25%)",and"O.K.(75%,100%)"anddisplayintext.Occurrenceof
VDET1means10%.