HP Notebook 100 Compaq Notebook 100 Series Reference Guide - Page 61

If your PC Card uses COM4, set the COM2

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Problem: The battery cannot be fully recharged. • For safety reasons, several factors can stop the recharging, e.g., when the battery's temperature gets above 40°C (104°F) or the recharging time exceeds 4 hours. To avoid problems caused by the temperature factor, make sure the battery does not get too hot. To avoid problems caused by the time factor, you are advised to keep the notebook power off during recharging. If you use the notebook during recharging for more than 4 hours, the recharging will stop no matter whether the battery has been fully recharged or not. If this happens, you can disconnect and then reconnect the AC adapter to start the recharging again. Problem: The battery cannot be recharged. • Recharging will not start if the battery's temperature is below 0°C (32°F) or above 40°C (104°F). Make sure the battery's temperature is within the range. Problem: The PC Card which uses the COM interface does not function. • The card may be attempting to use COM3 or COM4 ports in a manner that conflicts with the COM1 or COM2 port being used by another device. You may be able to resolve the conflict by running the SCU program to change the COM port settings. If your PC Card uses COM3, set the COM1 part of "COM Port" item to Disabled. If your PC Card uses COM4, set the COM2 part of the "COM Port" item to Disabled. Problem: No sound is produced. • Confirm the audio driver is installed. • Check if software-dependent volume control is set too low. Problem: Distorted sound is produced. • Ensure the volume control is not set too high or too low. In most cases, high settings can cause the audio electronics to distort the sound. Troubleshooting B-3

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Troubleshooting
B-3
Problem:
The battery cannot be fully recharged.
•
For safety reasons, several factors can stop the recharging, e.g., when the
battery’s temperature gets above 40
°
C (104
°
F) or the recharging time
exceeds 4 hours.
To avoid problems caused by the temperature factor,
make sure the battery does not get too hot.
To avoid problems caused by
the time factor, you are advised to keep the notebook power off during
recharging.
If you use the notebook during recharging for more than 4
hours, the recharging will stop no matter whether the battery has been fully
recharged or not.
If this happens, you can disconnect and then reconnect
the AC adapter to start the recharging again.
Problem:
The battery cannot be recharged.
•
Recharging will not start if the battery’s temperature is below 0
°
C (32
°
F) or
above 40
°
C (104
°
F).
Make sure the battery’s temperature is within the
range.
Problem:
The PC Card which uses the COM interface does not function.
•
The card may be attempting to use COM3 or COM4 ports in a manner that
conflicts with the COM1 or COM2 port being used by another device. You
may be able to resolve the conflict by running the SCU program to change
the COM port settings. If your PC Card uses COM3, set the COM1 part of
“COM Port” item to
Disabled
. If your PC Card uses COM4, set the COM2
part of the “COM Port” item to
Disabled
.
Problem:
No sound is produced.
•
Confirm the audio driver is installed.
•
Check if software-dependent volume control is set too low.
Problem:
Distorted sound is produced.
•
Ensure the volume control is not set too high or too low.
In most cases, high
settings can cause the audio electronics to distort the sound.