Toshiba Satellite R830 User Manual download pdf (Page 157)

Battery type Power off Power on

RTC battery Doesn’t charge about 10

RTC battery (High

Capacity)

Doesn’t charge about 20

Charging Time (hours) for R830/R840 series

Battery type Power off Power on

Battery pack (66Wh, 6

cell)

about 5 about 5 ~15

Battery pack (93Wh, 9

cell)

about 5 about 5 ~21.5

RTC battery Doesn’t charge about 10

Battery charging notice

The battery may not begin charging immediately under the following

conditions:

The battery is extremely hot or cold (if the battery is extremely hot, it

might not charge at all). To ensure the battery charges to its full

capacity, you should charge it at room temperature of between 5°C to

35°C (41°F to 95°F).

The battery is nearly completely discharged. In this instance you

should leave the AC adaptor connected for a few minutes and the

battery should begin charging.

The Battery indicator may show a rapid decrease in battery operating time

when you try to charge a battery under the following conditions:

The battery has not been used for a long time.

The battery has completely discharged and been left in the computer

for a long time.

A cool battery is installed in a warm computer.

In such cases you should follow the steps as detailed below:

1. Fully discharge the battery by leaving it in the computer with the power

on until the system automatically turns itself off.

2. Connect the AC adaptor to the DC IN 19V jack of the computer, and to

a wall outlet that is supplying power.

3. Charge the battery until the Battery indicator glows green.

Repeat these steps two or three times until the battery recovers normal

capacity.

R850/R840/R830

User's Manual 5-6

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Toshiba Satellite R830 User Manual Page 157