Dell 5560 Bedienungshandbuch PDF herunterladen (Seite 34)

Battery Charge LED Off/Hibernate Standby

Battery mode Discharging when Battery

charge is > 10%

Off Off

Discharging when Battery

charge is <=10%

Off Blinking White

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 Possible Cause / Suggested Remedy

1 BIOS ROM checksum in progress or failure System board failure, covers BIOS corruption or ROM

error

2 No Memory (RAM) detected

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.

• 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

System board failure

4 Memory read / write 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.

5 Real time Clock (RTC) power fail

1. Replace the battery.

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