Casio IT-9000 Series Service Manual page 20

<Power>
Item
Main Battery Lithium ion battery
Backup Battery Rechargeable lithium battery × 1
Operating Time Approx. 20 hours
Approx. 16 hours
WAN Standby: Approx. 240 hours
WAN Continuous communication:
Approx. 260 minutes
Backup Time RAM: 10 minutes
(Backup Battery RTC: 72 hours or more
only)
Backup Time RAM: Approx. 72 hours
(Main Battery +
Backup Battery)
Main Battery Charge Approx. 5 hours
Time
Backup Battery Approx. 4 days
Charge Time
Nominal Backup 50 mAh
Battery Capacity
Backup Battery
Charge Control
Charges with cradle and AC adaptor
Charge from the main battery
(IT-9000 power: ON)
Charge from the main battery
(IT-9000 power: OFF)
Specifi cations
Status
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IT-9000
Remarks
Built-in type
JEITA A mode/
Normal temperature/
Brand-new battery
JEITA D mode/
Normal temperature/
Brand-new battery
Normal temperature/
Brand-new battery/
* WAN type only
Backup battery is fully
charged/
Normal temperature
After a main-battery remaining
alarm occurs
Normal temperature
* USB cradle, LAN cradle, AC
adaptor, and Cradle-type
battery charger are charged
and discharged at the same
time.
Normal temperature
* Time required to be fully
charged with the main battery
is installed.
Charge of Battery Backup
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