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2. Following test items in the Serial Ports test are
FAILED even if these devices are working properly.
v External Loopback test for the FlipTouch display,
ThinkScribe, or Debug Port.
v Registers And Interrupts test for the Debug Port.
Detecting system information with
PC-Doctor
PC-Doctor can detect the following system information:
Hardware Info
v System Configuration
v Memory Contents
v Physical Disk Drives
v Logical Disk Drives
v VGA Information
v IDE Drive Info
v PCI Information
v PNPISA Info
v SMBIOS Info
v VESA LCD Info
Utility
v Run External Tests
v Surface Scan Hard Disk
v Benchmark System
v DOS Shell
v Tech Support Form
v Battery Rundown
v View Test Log
v Print Log
v Save Log
v Full Erase Hard Drive
v Quick Erase Hard Drive
Power system checkout
To verify the symptom of a problem, do the following:
1. Power off the computer.
2. Remove the battery pack.
3. Connect the ac adapter.
4. Check that power is supplied when you power on the
computer.
5. Power off the computer.
6. Disconnect the ac adapter and install the charged
battery pack.
7. Check that the battery pack supplies power when you
power on the computer.
If you suspect a power problem, see the appropriate one
of the following power supply checkouts:
v “Checking the ac adapter” on page 29
v “Checking operational charging” on page 29
Checkout guide
28 ThinkPad TransNote