Technical data

Troubleshooting
DIGITAL HiNote Ultra 2000 Service Guide
3–9
Battery Failure
Problem Troubleshooting Procedure
The notebook computer’s AC power works.
When trying to use battery power, the notebook
computer doesn’t operate. However, when the
AC Adapter is connected, the battery charge
indicator flashes.
•
Make sure that the battery contacts are in
good condition.
•
Make sure that the battery terminals are
clean. If necessary, clean the terminals with
contact cleaner.
•
Change the battery and try again.
•
Check to make sure that the AC power
supply (the AC adapter and AC adapter
cord) are OK. If they are not supplying the
correct voltage, it could damage the system.
Touchpad Failure
Problem Troubleshooting Procedure
The notebook computer’s Touchpad does not
work.
•
Check the BIOS settings for the Touchpad.
Refer to Chapter 2.
•
Check the Toucpad settings in the operating
system’s Control Panel.
•
Make sure the UMI cable connection to the
Daughtercard is properly seated. This
connector is located under the Keyboard
Deck behind the Touchpad. Note: If both
the Touchpad and modem do not work, this
cable is most likely not connected.
•
Make sure the Touchpad cable is properly
seated.
Internal Modem (UMI) Failure
Problem Troubleshooting Procedure
The internal modem (if installed) does not work.
You cannot make a connection to a phone line.
•
Make sure the Modem Card, UMI adapter
are properly seated.
•
Make sure the modem software is properly
configured.
•
Verify that the modem port is enabled. This
is done using the System icon in the Control
Panel of the operating system.
•
Make sure the UMI cable is properly
connected to the Daughtercard. This
connector is located under the Keyboard
Deck behind the Touchpad. Note: If both
the Touchpad and modem do not work, this
cable is most likely not connected.