Repair Center:

Repair Center:

Symptom

Call Center: Suggestions

Likely Causes

Comments

LAN/network

 

 

 

General problems

Check cables and connections.

Motherboard

 

 

Try connecting notebook to another

 

 

 

network station (if applicable). If

 

 

 

green light next to LAN port does not

 

 

 

light, LAN cable may not be

 

 

 

connected to network or network

 

 

 

may be down.

 

 

 

Use networking troubleshooter in

 

 

 

Windows Help.

 

 

 

Check settings in Control Panel.

 

 

 

Make sure LAN cable is Category 3,

 

 

 

4, or 5 for 10Base-T operation,

 

 

 

or Category 5 for 100Base-TX

 

 

 

operation. Maximum cable length is

 

 

 

100 meters (330 feet).

 

 

 

Test LAN with e-Diagtools

 

 

 

diagnostics.

 

 

Infrared

 

 

 

General problems

Infrared is disabled and no drivers

Motherboard

 

 

installed as shipped. (Drivers are

 

 

 

included.)

 

 

 

Make sure line between infrared

 

 

 

ports is not blocked, ports face each

 

 

 

other squarely and are no more than

 

 

 

1 meter apart. Sunlight, heat from

 

 

 

nearby equipment, or other sources

 

 

 

of infrared radiation can cause

 

 

 

transmission errors.

 

 

 

Open Hardware Device Manager. Try

 

 

 

to enable the infrared port.

 

 

 

Remove any PC cards from

 

 

 

notebook (possible IRQ conflict).

 

 

 

For fast-IrDA, check for DMA conflict

 

 

 

with ECP parallel port.

 

 

Wireless

 

 

 

General problems

Check TCP/IP setup in Control

Mini PCI card

Make sure all cables are

 

Panel.

Antenna PCAs

properly connected to

 

Check SSID, channel, and

Mini PCI card and

 

Motherboard

motherboard. Check for

 

encryption settings.

 

damaged coaxial cables

 

 

 

 

 

or connectors.

 

 

 

 

One-Touch button

 

 

 

problems

 

 

 

Buttons not working

Make sure correct applications are

Keyboard cover

 

properly

associated with buttons in One-

Switchboard PCA

 

 

Touch tab of Keyboard in Control

 

 

Panel.

Motherboard

 

 

 

 

 

 

 

 

On-screen display does

Make sure Onscreen Display is

 

 

not appear when button is

enabled in One-Touch tab of

 

 

pressed

Keyboard in Control Panel.

 

 

Service Manual

Troubleshooting and Diagnostics

3-15