HP StorageWorks Enterprise Modular Library E-Series user guide (AH876-96001, October 2007)

Table 25 Tape drive problems
Problem
Corrective action
The library is unable to
communicate with a tape drive.
This is indicat
ed by a Drive Communication Time-out error.
• Tape drives ad
ded to new drive bays require a reboot.
• Checklinkind
icators on the interface controllers (LTO2 and LTO3
tape drives) o
r on the switch for the internal network (LTO4 tape
drives).
• Reseat the ta
pe drive.
• Check tape d
rive status on the O CP and with Command View TL.
Thetapedrivedoesnotejecta
cartridge.
• Attempt the operation from the application software.
• Open the center door, reach in, and then p ress the Eject button on
the tape drive in question. If this fails, press and hold the Eject
button for at least ten seconds to force an eject.
• Power off the library, disconnect the FC cables, power on the
library, open the center door, and press and hold the Eject button
on the tape drive in question.
The tape drive reports a read/write
err or.
• Try using a new tape.
• Clean the tape drive.
• Run the tape drive assessment test using HP StorageWorks L&TT.
Interface Manager card problems
In addition to the Command View TL GUI, the Interface Manager card can be managed through a CLI.
These
CLI commands can be used to diagnose problems. You can access the CLI either through a
direc
t RS-232 serial connection or by using Telnet over the LAN. Refer to the HP StorageWorks Inter face
Mana
ger and Command View TL user guide for instructions on using the CLI.
The f
ollowing table describes common symptoms relating to the Interface Manager c ard and how to
reso
lve them. Table 27 on page 77 provides more Interface Manager card fault isolation procedures
thr
ough the a ctions of LED indicators.
Tab
le 26 Comm on Inter face M ana g er card issues
Symptom
Possible cause Solution
Bad network
connection
• Make sure that the Interface Manager card and
the management station are correctly connected
to the LAN.
• Use LEDs to troubleshoot Ethernet cabl ing (“HP
StorageWorks Interface Manager card”onpage56
and Table 27 on page 77).
• Ping the Interface Manager card to make sure that
the network is healthy.
Command View TL server
does not detect the
Interface Manager card.
Interface Manager
card not powered on
or in ready state
•
Power on the library. Observe status and link
LEDs (“HP StorageWorks Interface Manager
card”onpage56andTable 27 on page 77).
•
Check for proper version of firmware. See the HP
StorageWorks Interface Manager and Command
View TL user guide for instructions.
74
Maintaining the librar y