IBM TS2250, Setup, Operator, And Service Manual

Page: 58 / 149

Function Code
6
runs a check of the host interface circuitry and host connector
on the drive.
1.
Make sure that the host interface wrap plug is connected to the host interface
connector at the rear of the drive
1
.
2. Place the drive in Maintenance Mode. For instructions, see “Entering
Maintenance Mode” on page 3-9.
3. Press Unload once per second until
6
appears in the SCD.
a.
Index through the Maintenance Mode options until
6
is displayed on the
SCD.
b. Press and hold Unload for 3 seconds to select Function Code
6
c.
After Function Code 6 is selected, the SCD displays option
6
-
1
.
d. Press Unload within 5 seconds to make a different selection. If no other
selection is made, the drive runs option
6
-
1
.
4. Continue to press Unload once per second to cycle through the following
functions:
a.
6
-
1
: test the primary SAS port
b.
6
-
8
: test the secondary SAS port
2
c.
6
-
3
: test both primary and secondary SAS ports at the same time
(requires a wrap plug in both ports)
2
d.
6
-
0
: exit
5. Press and hold Unload for three or more seconds, then release it to select one
of the previous functions. The drive automatically starts the test. If you cycle
past the wanted code, press
Unload once per second until the code reappears.
6.
The SCD displays a flashing
6
during the test.
v If no error is detected, the diagnostic test loops and begins again. To stop
the loop, press Unload for 1 second and release. When the diagnostic test
ends,
0
temporarily appears in the SCD, and the tape drive exits
Maintenance Mode.
v
If an error is detected, the Fault light flashes and the drive posts an error
code to the SCD. To determine the error, locate the code in Appendix A,
“Error Codes and Messages,” on page A-1. To clear the error either turn the
power off and then on again, or reboot the drive by pressing and holding
Unload for 10 seconds.
Note:
1
Not supported on the USB port.
2
Not supported on the SAS/USB drive.
Function Code 7: Run RS-422 Wrap Test
Approximate Run Time = 10 seconds per loop
Number of Loops = This test runs until stopped by pressing the Unload Button.
3-14
TS2250 Tape Drive Setup, Operator and Service manual
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