IBM ThinkPad 340 Series Hardware Maintenance Manual page 143

Diskette Drive Checkout
Use the following procedure to isolate the diskette problem
to a controller, drive, or diskette. For this test, you need a
scratch, write-enabled, double-sided, high-density diskette
(2.0MB that formats to 1.44MB) that is known to be good.
1. Power-off the computer.
2. Attach the external diskette drive if it is not already
attached.
3. Power-on the computer.
4. Press the F1 key any time while the POST memory
count is proceeding. When the memory test is
completed, the Easy-Setup screen appears.
5. Press the left or right arrow key to select Test and
press Enter or position the pointer over the Test icon
and click the left click button once.
6. Press Ctrl+A to enter the advanced diagnostics.
7. Select the FDD-1 icon and press Enter. This runs
the controller test and the drive read/write test.
8. If the controller test detects an error, FRU code 10
appears. First, replace the diskette drive and cable
and run the test again. If FRU code 10 appears from
this second test, replace the top system board.
9. If the controller test runs without errors, select Tool
from the advanced diagnostics screen. (See
"Running the Diagnostics" on page 156 for
instructions.) Select the FDD-1 icon and insert a
scratch diskette to continue with the drive test.
10. Select the FDD-1 icon from the advanced diagnostics
screen and press Enter.
11. If the drive test detects an error, FRU code 50
appears. Replace the drive or the drive cable.
12. To exit from the test screen, press Esc.
Hard Disk Drive Checkout
1. Power-off the computer.
2. Insert the hard disk drive to be tested.
3. Power-on the computer. Press the F1 key any time
while the POST memory count is proceeding. When
the memory test is completed, the Easy-Setup screen
appears.
4. Press the left or right arrow key to select Test and
press Enter or position the pointer over the Test icon
and click the left click button once.
5. Press Ctrl+A to enter advanced diagnostics. and
press Enter.
6. If the test detects an error, FRU code 60 appears
under the HDD-1 icon. Replace the hard disk drive.
7. To exit from the test screen, press Esc.
ThinkPad 701C/701CS (2630)
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