Dell Vostro 5560 Руководство пользователя - Страница 34
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Battery Charge LED
Battery mode
Discharging when Battery
charge is > 10%
Discharging when Battery
charge is <=10%
Device Status Lights
Turns on when you turn on the computer and blinks when the computer is in a power management mode.
Turns on when the computer reads or writes data.
Turns on steadily or blinks to indicate battery charge status.
Beep Codes
The computer may emit a series of beeps during start-up if the display cannot show errors or problems. The following
repetitive beep codes help the user troubleshoot problems with his computer.
Bee
Description
ps
1
BIOS ROM checksum in progress or failure
2
No Memory (RAM) detected
3
•
Chipset Error (North and South bridge error,
DMA/IMR/Timer error)
•
Time-Of-Day Clock test failure
•
Gate A20 failure
•
Super I/O chip failure
•
Keyboard controller test failure
4
Memory read / write failure
5
Real time Clock (RTC) power fail
34
Off/Hibernate
Off
Off
Possible Cause / Suggested Remedy
System board failure, covers BIOS corruption or ROM
error
1. If you have two or more memory modules
installed, remove the modules, reinstall one
module, and then restart the computer. If the
computer starts normally, reinstall an extra
module. Continue until you have identified a faulty
module or reinstalled all modules without error.
2. If available, install working memory of the same
type into your computer.
3. If the problem persists, possible memory
connector failure.
System board failure
1. Ensure that no special memory module/memory
connector placement requirements exist.
2. Verify that the memory modules that you are
installing are compatible with your computer.
3. If the problem persists, possible memory failure.
1. Replace the battery.
Standby
Off
Blinking White