Fujitsu M2488 manual Format 01h Sense Information, Drive Field Description, WTERR1 WTERR2

M2488 PRODUCT GUIDE									MAINTENANCE AND SERVICING
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.

April 1997 CG00000-011503 REV. A 8-11