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Satellite P770/P775/P770D/P775D
indicator is glowing, the computer is connected to a live external power source.
Hardware and system checklist
This section discusses problems caused by your computer’s hardware or attached peripherals. Basic problems may occur in the following areas:
Power | USB device |
Keyboard | Additional memory module |
Internal display panel | Sound system |
Hard disk drive | External monitor |
Optical Disc Drive | LAN |
Memory Media Card | Wireless LAN |
Pointing Device | Bluetooth |
Power
When the computer is not plugged into an AC power outlet, the battery pack is the primary power source. However, your computer also has a number of other power resources, including an intelligent power supply and a Real Time Clock (RTC) battery, all of which are interrelated with any one having the ability to produce apparent power problems.
Overheating power down
If the processor's temperature reaches an unacceptably high level with either setting, the computer will automatically shuts down to prevent any damage - in this instance all unsaved data in memory will be lost.
Problem | Procedure |
Computer shuts | Leave the computer off computer reaches room |
down automatically. | temperature. If the computer has reached room |
| temperature and it still does not start, or if it starts |
| but shuts down quickly, contact TOSHIBA Support. |
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AC power
If you have trouble turning on the computer with the AC adaptor connected you should check the status of the DC IN/Battery indicator. Please refer to Chapter 5, Power and
User's Manual |