Setting the Write-Protect Tab on 12/24 GB 4 mm Tape Cartridges

Set the write-protect tab on a tape cartridge so that you do not accidentally lose information. The write-protect tab on the tape cartridge controls write-protection. When the write-protect tab on a tape cartridge is closed, information can be read from the tape and written to it. When the write-protect tab on a tape cartridge is open, information can be read from the tape, but not written to it.

1Write-protect tab closed: Write enabled

2Write-protect tab open: Write disabled

Erasing 12/24 GB 4 mm Data Cartridge

Most bulk eraser devices cannot erase 12/24 GB 4 mm data cartridges. To properly erase an 12/24 GB 4 mm data cartridge with a bulk eraser device, the erasure rating must be at least 3900 oersted.

Environmental Considerations for 12/24 GB 4 mm Data Cartridges

This section describes operating and storage conditions including temperature, relative humidity, and maximum wet bulb data.

Attention: The manufacturer specifies a set of temperature and humidity ranges in which the 12/24 GB 4 mm data cartridge can operate with ease. Only regular cleaning procedures are required when operating the cartridge within this range. The risk of possible data loss is increased if 12/24 GB 4

mmtape cartridges are operated, stored, or shipped outside the temperature or humidity ranges shown in the following table.

Condition

Operating Ranges

Storage

Shipping

 

 

 

 

 

 

 

Temperature

60°F-90°F (16°C-32°C)

41°F-90°F (5°C

-32°C)

-40°F-

126°F

 

 

 

(-40°C-52°C)

 

 

 

 

 

 

Relative Humidity

20%-80%

20%-80%

20%-80%

 

(non-condensing)

 

 

 

 

 

 

 

 

 

 

 

Maximum Wet Bulb

79°F (26°C)

79°F (26°C)

 

79°F (26°C)

 

 

 

 

 

 

 

3244P Series Model 170 User's Guide

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IBM RS/6000 44P manual Erasing 12/24 GB 4 mm Data Cartridge, Condition Operating Ranges Storage Shipping