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HP DW026A HP StorageWorks DAT USB Tape Drives User Guide (DW049-90902, Novembe - Page 13

Before you start, HP StorageWorks DAT models

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1 Before you start In this chapter: • "HP StorageWorks DAT models" on page 13 • "Which operating systems are supported?" on page 15 • "USB tape drive and cables" on page 15 • "What are the mounting requirements for an internal tape drive?" on page 16 • "Using the HP StorageWorks Tape CD-ROM" on page 17 HP StorageWorks DAT models This guide describes how to install and operate the following HP StorageWorks DAT USB tape drive models: • HP StorageWorks DAT 320 • HP StorageWorks DAT 160 • HP StorageWorks DAT 72 • HP StorageWorks DAT 40 For a detailed product specification, please refer to our World Wide Web site (http://www.hp.com). DAT USB Tape Drives 13

Section	Page
DAT USB Tape Drives	1
About this guide	9
Intended audience	9
Related documentation	9
Document conventions and symbols	9
HP technical support	10
Registering your tape drive	10
Subscription service	11
HP websites	11
Documentation feedback	11
1 Before you start	13
HP StorageWorks DAT models	13
Which operating systems are supported?	15
USB tape drive and cables	15
Internal drives	15
External drives	16
Power requirements	16
What are the mounting requirements for an internal tape drive?	16
Mounting bay	16
Mounting hardware	17
Using the HP StorageWorks Tape CD-ROM	17
2 Drivers and backup software	19
Install drivers	19
Installing on Windows	19
Recommended install process, before connecting the tape drive	19
Alternative install process, after connecting the tape drive	20
Installing on Linux	20
Upgrade backup software	20
Enabling encryption (DAT 320 only)	21
3 Installing an internal DAT tape drive	23
Prepare mounting bay	23
Attach mounting hardware	24
Install drive	25
Attach USB cable to the server	25
Decide which cable to use	25
To check whether your server has an internal USB port:	26
Connect the USB cable to an internal USB port	26
Attach USB and power cable to the tape drive	28
Secure the drive	30
4 Installing an external DAT tape drive	31
Connecting the power and USB cables	31
5 Verify installation	35
6 Operating your tape drive	37
Front panel, DAT 320 tape drives	37
Front panel, DAT 160 tape drives	38
LED sequences, DAT 320 and DAT 160 tape drives	38
Encryption LED, DAT 320 models only	40
Front panel, DAT 72 and DAT 40 tape drives	41
LED sequences, DAT 72 and DAT 40 tape drives	41
Loading and unloading	42
Inserting cartridges	42
Removing cartridges	43
Removing power from the drive	44
7 Use the correct media	45
Data cartridges	45
HP StorageWorks DAT 320 and DAT 160 tape drives and cartridges	45
Backup application/media compatibility	45
Tape drive/media compatibility	46
DAT 320 tape drives and encryption	46
When should I use encryption?	47
How do I enable encryption?	47
When will I be asked to enter the key?	47
What happens if I don't remember the key?	47
Does encryption affect tape drive performance?	48
Does the tape drive encrypt media in an earlier DAT format?	48
Where can I get more information?	48
Write-protecting cartridges	48
Cleaning cartridges	49
Expired cleaning cartridges	50
Handling cartridges	50
Getting the most out of cartridges and drives	50
8 Using HP OBDR	53
Compatibility	53
What does HP OBDR do?	53
Remote disaster recovery (ProLiant servers only)	54
Testing for compatibility	54
Running HP OBDR	54
If restore fails	55
9 Diagnostic Tools and Performance	57
Diagnostic tools	57
HP Library & Tape Tools	57
Installing L&TT	57
Running L&TT	57
Troubleshooting with Library & Tape Tools	58
Performance Assessment Tools	59
Optimizing performance	59
10 Troubleshooting	61
General Procedure	61
Verifying USB installation for optimum performance	63
Check for USB 2.0 port (Windows)	63
Ensure that the tape drive is the only device on a USB hub (Windows)	63
For models prior to DAT 320 ensure that the hp_usbstor driver is being used (Windows)	63
Check drivers (Linux)	64
Frequently asked questions about USB drivers	64
Problems with cartridges	65
The cartridge is jammed	65
The drive will not accept the cartridge (or ejects it immediately)	65
11 Replacing an internal tape drive	67
To disconnect your drive	67
To reconnect your tape drive	67
12 USB Configuration Guide	69
USB in HP StorageWorks DAT devices	69
USB terminology	69
Setting up a USB network	70
USB cables	70