Quantum LTO-8 HH SAS, Technical Reference Manual

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Chapter 4: Operations
Diagnostic and Maintenance Functions
54 QuantumLTO-8 HH SAS User’s Guide
• If the copy operation fails, an error code appears in the SCD. To
determine the error, locate the code in
Appendix A, Error Codes
and Messages . The tape drive unloads the tape cartridge and
exits Maintenance Mode after the cartridge is removed.
Function Code 6: Run
Host Interface Wrap
Test
Approximate Run Time = 10 seconds per loop
Number of Loops = This test runs until stopped by pressing the
Unload
button.
Function Code 6 performs 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.
• Connect the wrap plug to the SAS port to be tested.
2 Place the drive in Maintenance Mode. For instructions, see Entering
Maintenance Mode on page 48.
3 Press the Unload button once per second until 6 appears in the SCD.
To test the SAS interface on the drive:
a Index through the Maintenance Mode options until 6 is
displayed on the SCD.
b Press and hold the Unload button for three seconds to select
Function Code 6.
c After selecting Function Code 6 the SCD will display option 6 -
1 .
d Press the Unload button within five seconds to make a different
selection. If no other selection is made, the drive will perform
option
6 - 1 .
4 Continue to press the Unload button once per second to cycle
through the following functions:
• 6 - 1: test the primary SAS port
• 6 - 2: test the secondary SAS port
• 6 - 3: test both primary and secondary SAS ports at the same
time (requires a wrap plug in both ports)
• 6 - 0: exit