Toshiba P30 Series User Manual

User’s Manual

8-17

Troubleshooting

Memory expansion

Refer also to Chapter 7, Optional Devices, for information on installing 

memory modules.

Modem

The computer hangs 

up and issues beep 

sounds. (A long leep, 

three short beeps, 

three short beeps, and 

then a long beep.)

Make sure the memory module installed in the 

expansion slot is compatible with the computer.
If an incompatible module has been installed, 

follow the steps below.
1. Turn off the power.
2. Disconnect the AC adaptor and all periph-eral 

devices.

3. Remove the battery pack.
4. Remove the memory module.
5. Replace the battery pack and/or connect the 

AC adaptor.

6. Turn on the power.
If problems persist, contact your dealer.

Communication 

software can't initialize 
the modem.

Make sure the computer's internal modem 

settings are correct. Refer to Phone and Modem 

Options Properties in the Control Panel.

You can hear a dial 

tone but can't make a 
call.

If the call is going through a PBX machine, make 

sure the communication application's tone dial 

detection feature is disabled.

You place a call, but a 

connection can't be 
made.

Make sure the settings are correct in your 

communications application.

After making a call you 
can't hear a ring.

Make sure the tone or pulse selection in your 

communications application is set correctly.

Communication is cut 
off unexpectedly.

The computer will automatically cut off 

communication when connection with the carrier 

is not successful for a set time interval. Try 

lengthening this time interval.

A CONNECT display is 

quickly replaced by NO 
CARRIER.

Check the error control setting in your 

communications application.