SDLT tape format like the DLT-IV backup tape technology utilizes the signal processing of PRML (Partial Response Maximum Likelihood) for playback and data recording. The technology of PRML boosts the recording density and sturdiness of Super DLT tape media format.
It is necessary to keep the heads of tape drive clean so that it can maintain its performance. Sony SDLT cleaning tape (SDLT-CL) offers up to 20 cleanings. While using the backup software if the message for cleaning appears or when the cleaning tape light on the SDLT tape drive illuminates, then it means that the head needs to be cleaned and the Sony SDLT cleaning tape does this job effectively. Sony SDLT cleaning tape should also be regularly used so that the tape drive can perform its functions accurately.
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