Exabyte EXB-8505 8mm manual Contents

Contents

About This Manual		xii
Intended Audience	. . . . . . . . . . . . . . . . . . . . . . . . . . . xii
How This Manual is Organized	. . . . . . . . . . . . . . . . . . . . . . . . . . . xii
Related Publications	. . . . . . . . . . . . . . . . . . . . . . . . . .	xiii
Conventions Used in This Specification	. . . . . . . . . . . . . . . . . . . . . . . . . .	xiv

1 Features			1-1
Features	. . . . . . . . . . . . . . . . . . . . . . . . . . . .	. . . . . . . . . . . . . . .	1-2
Read/Write Compatibility with Other Tape Drives		. . . . . . . . . . . . . . .	1-4
Data Compression		. . . . . . . . . . . . . . .	1-6
Custom EEPROM Options		. . . . . . . . . . . . . . .	1-7
Storage Capacity		. . . . . . . . . . . . . . .	1-8
Physical Description		. . . . . . . . . . . . . . .	1-9
Front Panel Controls and Indicators		. . . . . . . . . . . . . . .	1-9
Back Panel Components		. . . . . . . . . . . . . . . 1-11
Internal Components of the Tape Drive		. . . . . . . . . . . . . . . 1-13
Size and Weight		. . . . . . . . . . . . . . . 1-17
Related Products		. . . . . . . . . . . . . . . 1-18
Integration with Other Exabyte Products		. . . . . . . . . . . . . . . 1-18
EXATAPEÔ Data Cartridges		. . . . . . . . . . . . . . . 1-20
Exabyte Cleaning Cartridges		. . . . . . . . . . . . . . . 1-22

2 Recording Format						2-1
Helical-Scan Recording	. . . . . . . . . . . . . . . . . . . .					2-2
Physical Format	. . . . . . . . . .	. . . . . .	. .	.	.	2-3
Physical Track Structure	. . . . . . . . . .	. . . . . .	. .	.	.	2-3
Physical Blocks	. . . . . . . . . .	. . . . . .	. .	.	.	2-9
Search Fields	. . . . . . . . . .	. . . . . .	. .	.	.	2-10
Servo Areas	. . . . . . . . . .	. . . . . .	. .	.	.	2-10
Recording Parameters	. . . . . . . . . . . . . . . . . . . . 2-11
Logical Format	. . . . . . . . . .	. . . . . .	. .	.	.	2-12
Supported Logical Formats	. . . . . . . . . .	. . . . . .	. .	.	. 2-12
Logical Blocks	. . . . . . . . . .	. . . . . .	. .	.	.	2-13
Gap Bytes	. . . . . . . . . .	. . . . . .	. .	.	.	2-15
Gap Blocks and Gap Tracks	. . . . . . . . . .	. . . . . .	. .	.	. 2-16
Filemarks	. . . . . . . . . .	. . . . . .	. .	.	.	2-17
Setmarks (EXB-8505 and EXB-8505XL only)	. . . . . . . . . . . . . . . . . . . 2-18
End of Data (EOD)	. . . . . . . . . . . . . . . . . . . . 2-18
Track and Block Counts	. . . . . . . . . . . . . . . . . . . . 2-19

May 1994	EXB-8205 and EXB-8505	v
	(Standard and XL)