HP vs80 User Manual

Page 57

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Chapter 4

Diagnostics and Troubleshooting 57

Cannot write to or read from

tape.

■

Make sure that the cartridge is write enabled (move the write-

protect switch to the enabled position).

■

Make sure that the cartridge is a DLTtapeIV that has not been

written using an incompatible format. The drive can read, but not

write a DLT 4000 formatted tape.

■

Make sure that the cartridge has not been exposed to harsh

environmental or electrical conditions and is not physically

damaged in any way.

■

Many backup applications do not read or write to cartridges that

were created using a different backup application. In this case,

you may have to perform an erase, format, or label operation on

the cartridge.

■

Make sure you understand any data protection or overwrite

protection schemes that your backup application may be using,

which could prevent you from writing to a given cartridge.

■

Retry the operation with a different, known good tape.

■

Clean the tape drive. See

Cleaning the Tape Drive

on page 36.

Table 4

Troubleshooting Table

Problem

Solution

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