D641SC-XB501 User Manual

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ASUS Desktop PC 53

ENGLISH

Chapter 6

Troubleshooting

This chapter presents some problems you might encounter and the possible solutions.

My computer cannot be powered on and the power LED on the front panel

does not light up.

• Checkifyourcomputerisproperlyconnected.

• Checkifthewalloutletisfunctioning.

• CheckifthePowerSupplyUnitisswitchedon.RefertothesectionTurning your

computer ON in Chapter 1.

My computer hangs.

• Dothefollowingtoclosetheprogramsthatarenotresponding:

1. Simultaneously press <Alt> + <Ctrl> + <Delete> keys on the keyboard, then

click Task Manager.

2. Select the program that is not responding, then click End Task.

• Ifthekeyboardisnotresponding,pressandholdthePowerbuttononthetopof

your chassis until the computer shuts down. Then press the Power button to turn it

on.

I cannot connect to a wireless network using the ASUS WLAN Card (on

selected models only)?

• Ensurethatyouenterthecorrectnetworksecuritykeyforthewirelessnetworkyou

want to connect to.

• Connecttheexternalantennas(optional)totheantennaconnectorsontheASUS

WLAN Card and place the antennas on the top of your computer chassis for the

best wireless performance.

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User Manual - Page 53