NEC NX7700i/5040H-32 - Manual (Page 48)

Base Module
855-900547-200 2-12
Figure 2-12 Preventing Accidental Erasure of Data on DAT (Write Protect)
2.2.11.4. Cleaning the DAT Unit
Wipe off the dusts on the DAT unit. See 2.2.11.5 to 2.2.11.7 for how to clean the DAT unit.
2.2.11.5. Cleaning Schedule
How often the DAT unit should be cleaned depends on the operating environment. The table
below will be of some help.
Frequency of using data cartridge Cleaning schedule
Use of one cartridge per day Once a week
Use of 2 to 3 cartridges per day Twice a week
Use of more than 3 cartridges per day Everyday
Cleaning is important to remove accumulated dust on the magnetic head caused by running
tapes and surrounding environment. Periodic cleaning is recommended.
2.2.11.6. Cleaning Medium for the DAT Unit
The cleaning cartridge can be used approximately 50 times.
Clean the drive head with this cartridge before using the new data cartridge. It is recommended
to clean the head prior to writing or reading the DAT. Clean the head once a month even though
the DAT unit is not used.