Table 2-15 Continued

Problem

Possible Cause

Solution

Modem does not connect at highest speed.

Line conditions in your area

Have your telephone line

 

or in the area you are calling

checked by your local telephone

 

may not support the highest

service provider.

 

connect speeds.

 

 

Try dialing an alternate telephone

 

 

 

 

number for the service you are

 

 

using.

 

Another device on your

Hang up an extension telephone

 

telephone line may be

and disconnect any other devices

 

causing interference.

that may be using the same

 

 

telephone line, then redial.

 

The service or site called

An internal modem supports

 

does not support 56K or

K56flex.

 

supports an incompatible 56K

To find an Internet service

 

implementation.

provider (ISP) that supports

 

 

K56flex, go the Compaq Web

 

 

site at www.compaq.com.

 

There is noise on the

The 56K protocol of an internal

 

telephone line.

modem will fall back to lower

 

 

speeds if the telephone line is

 

 

too noisy for a high-speed

 

 

connection.

 

 

Try using another telephone line.

 

 

 

 

 

Change the Hang-up Delay S

 

 

Register:

 

1.Select Start￿ Programs

 

 

￿Accessories￿

 

 

HyperTerminal.

 

 

2.Go to Command Mode, type

 

 

ATS10=150, then press Enter.

 

 

NOTE: This command causes the

 

 

modem to take longer to

 

 

disconnect even if there is no

 

 

noise on the line.

 

The telephone line does not

The 56K protocol requires that

 

support 56K implementation.

the telephone line contain no

 

 

more than one analog-to-digital

 

 

conversion.

 

 

Try connecting from an alternate

 

 

site.

 

Table 2-16

 

 

Solving PC Card Problems

Problem

Possible Cause

Solution

Computer does not beep

PC Card is not inserted

when a PC Card is inserted.

properly.

Try reinserting the card. Ensure that the PC Card is inserted in the correct orientation. Insert the card gently to prevent damage to the pins.

 

Speakers are turned off or

Adjust the volume control on the

 

volume is turned down.

computer.

 

PC Card or card driver is not

Contact your Compaq authorized

 

PCMCIA compliant.

dealer, reseller, or service

 

 

provider for a list of PC Cards

 

 

tested successfully in Compaq PC

 

 

Card platforms.

2-22Troubleshooting