User's Manual
Configuring and Operating the DLT2500 Mini-Library 
DLT2000/DLT2500/DLT2700 Cartridge Tape Subsytem 4-29 
4.11 When to Use the Cleaning Tape Cartridge  
Use Table 4-6 to determine when to use the cleaning cartridge. 
Table 4-6 When to Use the Cleaning Cartridge  
If …
……
… 
It means …
……
…  And you should …
……
… 
1. The HC message 
displays 
The drive head needs 
cleaning or the tape is 
bad (item 3 in this 
table). 
Use the cleaning cartridge. Follow 
the instructions in this chapter to 
insert a cartridge into the magazine 
and load into the drive. When 
cleaning completes, the cleaning 
cartridge unloads from the drive and 
returns to the magazine. The LDR 
RDY message displays. 
2. A data cartridge 
causes the HC message 
to display frequently 
The data cartridge 
may be damaged. 
Back up this data onto another 
cartridge. Discard the old cartridge, 
which may be damaged. A damaged 
cartridge may cause unnecessary use 
of the cleaning cartridge. 
3. The HC message still 
displays after you clean 
the drive head 
Your data cartridge 
may be causing the 
problem. 
Try another data cartridge. 
4. The HC message 
displays after you load 
the cleaning cartridge 
Cleaning has not been 
done and the 
cartridge is expired. 
Replace the cleaning cartridge. 
_________________________ NOTE ____________________________ 
The cleaning cartridge expires after about 20 uses.   
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