A500: Hard Read
Error
2
Figure 40 Hard Read
Error/Hard Write Error
Block Descriptor
Long Word
1
2
3
4-12
13
14
15
16
Table 21 Hard Read /
Hard Write Error Field
Descriptions
Field
Media ID
Physical Block Number
(PBN)
Tape Address
Hard Read Error is a recorded event indication the tape drive detected a
condition in which the drive was not successfully able to read the data
from a particular location on the media.
Byte 03
Physical Block Number (PBN)
Media Type
Logical Blk Num
Retry Count
Head Wear Hours
Description
Random number used to identify tapes
Physical block location where the error occurred. There is one
physical block for each read/write head on each track. For example,
if there are four separate heads and 10 tracks, there would be
40 physical blocks on a single point of that media.
Location on tape in inches
SuperLoader 3 Autoloader User's Guide
Byte 02
Byte 01
Media ID
Tape Address
Tape Number
(LBN)
BRC Head Wear Hours
Event Error Logs (SDLT600 only)
Byte 00
Tape Format
169