Casio PX-780 - 5. SYSTEM FUNCTION; Power ON;OFF Control

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5. SYSTEM FUNCTION
5-1. Control of powering ON/OFF
1. Factors which turn the power ON
 ThedeviceispoweredONwhen,
(1) thepowerkeyispressed
(2) itreachesthetimespeciedbytheAlarmfunction
(3) thedeviceisplacedontheIObox(ItonlyapplieswhenthepowerissuppliedbytheIObox.Default
settingisprohibited.)
(4) thetriggerkeyispressed
(5) thedevicereceivesacallwhenacommunicationcardisattachedandthecardispoweredon
(6) thecommunicationcardisremovedfromthedevicewhentheWakeOnbythecommunicationcardis
settoon
(7) apoweronrequestisreceivedfromaBluetoothmodule
(8) apoweronrequestisreceivedfromthe14Pinserialport
(9) VDET1occurswhenWakeOnisset
 (TheusershouldcheckthepoweronbecausecancelingWakeONimmediatelyturnsthepoweroff)
*Eachfactorwhichturnsonthedevicecanbesetorcancelledbyusingaprogram.
2. Factors which prevent turning on the power
 ThefollowingitemsarecheckedbeforeturningthepowerON,andthedeviceisnotpoweredONwhen
eitherofthemisapplicable.
(1) ThepowerisnotturnedONifthevoltageofthemainbatteryisbelowtheallowablelevel(lessthan
VDET2).
(2) ThepowerisnotturnedONifthebatterylockisopened.
3. Factors which turn the power OFF
 ThedeviceispoweredOFFwhen,
(1) thepowerkeyispressedwhenthepowerisON(thissettingcanbeprohibited)
(2) activities for a specic period based on the setting of the software (key, touch panel, disk, card, no
communication(APO))
(3) thevoltageofthemainbatteryisreduced(VDET2/VDET3)
(4) thebatterycoverlockisopened
(5) thevoltageisreducedduetoheavyloadonthePCcard(VDETPC)
*WhenthepoweristurnedOFFdueto(3)or(5),apopupisdisplayedonnextstart-up.