M2488 PRODUCT GUIDE
MAINTENANCE AND SERVICING
April 1997
CG00000-011503 REV. A
8-11
8-3.2.3
Description of Format 01h Sense Information for Drive
Table 8-9. Format 01h Sense Information, Drive
BITS
BYTES
7
6
5
4
3
2
1
0
20
Drive ERPA Code
21
MC error
MTU error
1
Reserved
22
00h
23
Error Code
24-27
00000000h
28
Physical Block ID
29
Error Command Code
30
Drive Status
31
Drive Model Number (03h)
32
DRV ERR CMD Code 1
33
DRV ERR Code 1
34
WTERR1
35
WTERR2
36
Shared RAM erqst1
37
Shared RAM ersvrt
38
Shared RAM ersvcm
39
Reserved
40-43
Block ID
Table 8-10. Format 01h Sense Information, Drive Field Description
BYTE
BIT
VALUE
DESCRIPTION
20
0-7
The MTC performs error recovery on the basis of the drive ERPA code. The drive ERPA
codes are internal to the MTC.
21
0-4
Reserved
21
6
The MTU Error bit is set when the error is known to be in the MTU.
21
7
The MC Error bit is set when the error is know to be in the Medium Changer.
23
0-7
The error code indicates the error encountered. A description of error codes can be found
in Appendix E. When a CHK XX message is displayed on the operators panel the xx
portion of the message will be found as the error code in the sense data.
28
0-7
The Physical Block ID is the approximate current physical location on tape. It is set to
one when at BOT and is incremented by one for approximately each 2 m of tape moved
across the read/write heads.
Содержание M2488
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