Dell PowerVault 110T SDLT320 (Tape Drive) - Manual (Page 43)

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Write-Protect Switch Position Orange Write-Protect
Indicator
Result
Before Loading the Cartridge
Enabled (Slide switch to left as shown in Figure 4 .) Visible Data cannot be written to the tape.
Existing data on the tape cannot be overwritten.
Additional data cannot be appended to the tape.
Disabled (Slide switch to right as shown in Figure 4 .) Not visible Unless the cartridge is write-protected via software:
- Data can be written to the tape.
- Existing data on the tape can be overwritten.
- Additional data can be appended to the tape.
After Loading the Cartridge and During Operation
If the write-protect switch is moved from its right (disabled)
position to its left (enabled) position. Visible If the drive is currently writing to tape, the write-protect feature does not take effect
until after the current WRITE operation completes.
If the write-protect switch is moved from its left (enabled) to
its right (disabled) position. Not visible The tape becomes write-enabled after a variable amount of seconds.