Toshiba Satellite C55ta Manual

Battery typeSleep ModeShut Down ModeBattery pack
(24Wh, 3 cell)about 1.5 daysabout 22 daysBattery pack
(48Wh, 6 cell)about 3 daysabout 43 daysBattery pack
(67Wh, 6 cell high
capacity)about 4 daysabout 63 days
Extending battery life
To maximize the life of your battery packs:
At least once a month, disconnect the computer from a power source and operate it on battery power until the battery pack fully discharges. Beforedoing so, follow the steps as detailed below.
1. Turn off the computer's power.2....

This section explains how to remove and install the battery pack, andbegins with the removal process which is detailed through the following steps.Do not remove the battery pack while the computer is in Sleep Mode.
Data is stored in RAM, so if the computer loses power it could be lost.
In Hibernation Mode, data will be lost if you remove the battery pack or
disconnect the AC adaptor before the save is completed.
Do not touch the battery release latch while holding the computer or the battery pack might...

Installing the battery pack
To install a battery pack, follow the steps as detailed below:
Do not touch the battery release latch while holding the computer or thebattery pack might fall out due to the unintentional release of the batteryrelease latch and cause injuries.
1. Insert the battery pack as far as it will go into the computer.
2. Ensure that the battery pack is securely in place and the battery lock is in its locked position.
3. Turn your computer over.
LAN The computer may have built-in...

Connecting the LAN cableTo connect the LAN cable, follow the steps as detailed below:Connect the AC adaptor before connecting the LAN cable. The ACadaptor must remain connected during LAN use. If you disconnect the AC Adaptor while the computer is accessing a LAN, the system may
hang up.
Do not connect any other cable to the LAN jack except the LAN cable.
Otherwise, malfunctions or damage may occur.
Do not connect any power supplying device to the LAN cable that is
connected to the LAN jack. Otherwise,...

Use only memory modules approved by TOSHIBA.
Do not try to install or remove a memory module under the following
conditions.
a. The computer is turned on.
b. The computer was shut down in either Sleep or Hibernation Mode. c. Wake-up on LAN is enabled.
d. The wireless communication function is on.
Be careful not to let screws or other foreign matter fall into the
computer. It could cause malfunction or electric shock.
Additional memory module is a precision electronic component that
may be fatally damaged...

6. Slide your fingernail or a thin object under the cover and lift it off.Figure 4-8 Removing the memory module cover1. Screw2. Memory module cover
Product appearance depends on the model you purchased.
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7. Align the notch of the memory module with that of the memory slotand gently insert the module into the slot at about a 30 degree anglebefore holding it down until the latches on either side snap into place. Figure 4-9 Seating the memory module1. Notch3. Slot A2. Slot B 
Product appearance depends on the model you purchased.
Never allow metal objects, such as screws, staples and paper clips, to
enter the computer. Foreign metal objects can create a short circuit, which can cause computer damage and...

8. Seat the memory module cover in place and secure it with the screw.Take care to ensure that the memory module cover is firmly closed.
Figure 4-10 Seating the memory module cover
1. Memory module cover2. Screw
Product appearance depends on the model you purchased.
9. Install the battery pack - refer to  Replacing the battery pack section, if
required.
10. Turn your computer over.
11. Turn the computer on and make sure the added memory is recognized - to confirmed it, click  Desktop -> Desktop Assist ->...

8. Grasp the module by its edges and remove it from the computer.If you use the computer for a long time, the memory modules and the
circuits locating close to the memory modules will become hot. In this
case, let them cool to room temperature before you replace them. Or you will get burnt if you touch any of them.
Do not touch the connectors on the memory module or on the
computer. Debris on the connectors may cause memory access problems.
Figure 4-11 Removing the memory module
1. Latches
Product...

Please note that an adaptor is required to use miniSD/microSD Card.
Please note that not all memory media have been tested and verifiedto work correctly. Therefore, it is not possible to guarantee that allmemory media will operate properly.
The slot does not support Magic Gate functions.
Figure 4-12 Examples of memory media
 Secure Digital (SD) Card microSD card adaptor and
microSD card  MultiMediaCard (MMC)  
Points to note about the memory media card
SD/SDHC/SDXC memory cards comply with SDMI (Secure...