How do I Troubleshoot this unit? What Diagnostic Questions should be asked?

How do I Troubleshoot this unit? What Diagnostic Questions should be asked?

1. Are the lights on the unit flashing in any specific sequence?
2. What is the exact error message on the computer screen?
3. At what point in the process does the unit fail? (Describe the steps the user takes and the unit takes until the failure happens.)
4. Has the unit worked before on this computer? Does it work connected to another computer?
5. Does the problem happen consistently?
6. Does the PC meet the minimum specifications?

USB / Firewire connection checklist:

• Desktop or Laptop
• Front Port or Back Port
• Onboard or PCI Card
• Hub or Direct Connection
• Card Brand (VIA Firewire Cards or ALI USB 2.0 Cards are not recommended)
• USB 1.0 or USB 2.0

*Preferred items are italicized*