EMachines D620 Información técnica descargar pdf (Pagina 89)

Chapter 4 99

The system doesn’t power-off. • Power source (battery pack and power adapter). See “Power

System Check” on page 89.

• Hold and press the power switch for more than 4 seconds.

• Mainboard

Battery can’t be charged

• See “Check the Battery Pack” on page 89.

• Battery pack

• Mainboard

PCMCIA-Related Symptoms

Symptom / Error Check or do the following in sequence

System cannot detect the PC Card

(PCMCIA)

• PCMCIA slot assembly

• Mainboard

PCMCIA slot pin is damaged. PCMCIA slot assembly

Memory-Related Symptoms

Symptom / Error Check or do the following in sequence

Memory count (size) appears different from

actual size.

• Run “Load Setup Defaults” in BIOS Setup Utility, then reboot

system.

• DIMM

• Mainboard

Speaker-Related Symptoms

Symptom / Error Check or do the following in sequence

In Windows, multimedia programs, no

sound comes from the computer.

• Audio driver

• Speaker

• Mainboard

Internal speakers make noise or emit no

sound.

• Speaker

• Mainboard

Power Management-Related Symptoms

Symptom / Error Check or do the following in sequence

The system will not enter hibernation

• Keyboard (if control is from the keyboard)

• Hard disk drive

• Mainboard

The system doesn't enter hibernation mode

and four short beeps every minute.

• Press Fn+o and see if the computer enters hibernation

mode.

• Touchpad

• Keyboard

• Hard disk connection board

• Hard disk drive

• Mainboard

The system doesn’t enter standby mode

after closing the LCD

• LCD cover switch

• Mainboard

The system doesn't resume from

hibernation mode.

• Hard disk connection board

• Hard disk drive

• Mainboard

Power-Related Symptoms

Symptom / Error Check or do the following in sequence

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EMachines D620 Información técnica Pagina 89

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