Sony DDS-4 Product Description Manual page 163

7. DIAGNOSTICS
7. 1. 7. 2 Read Data Exerciser (43h) Diagnostic Parameters
The purpose of this test is to read audio or DDS format data for error rate testing.
Bit 7
Byte
0
1
2 (MSB)
3
4
Number of Frames: The drive will read the number of frames specified in this field.
Execution Time: Number of frames x loopcount x7ms (Maximum 90 minutes,120m)
Bit 7
Byte
0 Reset
Error
1
2 (MSB)
3
4
The results message will contain the number of loops executed during the test.
This test will result in a loss of logical tape position and therefore a load should be sent before the drive is used for any normal
reads or writes.
7 - 12
Sony SDT-10000/SDT-11000 DDS Tape Drive
6 5
Diagnostic Test Number (43h)
Loopcount
Number of Frames
Table 7-8: Read Data Exerciser Parameters
6 5
Time
Re-Sync Reserved
Number of loops executed
Diagnostic Test Number (43h)
Table 7-9: Read Data Exerciser Result
4 3
4 3
Error Code
2 1 0
(LSB)
2 1 0
Error Set
(LSB)