1011005B_XT-3000_Product_Specification_and_OEM_Manual_Aug86.pdf

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XT-3000
Product Specification
and
OEM Manual
MAXTOR
XT - 3000
PRODUCT SPECIFICATION
&
OEM MANUAL
PRELIMINARY DOCUMENT -- SUBJECT TO CHANGE YITHOUT NOTICE
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USER NOTE:
Two additional documents may be useful in
using this manual and the referenced
hardware. The Small Computer Systems
Interface (SCSI) is explicitly defined
in the American National Standards
Committee X3T9.2 specification,
Revision l7-B, dated December 16, 1985.
The Common Command Set is detailed in
an associated document designated as
X3T9.2/85-52: Addendum 4B to Revision
Four, dated June 23, 1986.
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MAXTOR CORPORATION
150 River Oaks Parkway
San Jose, CA 95134
XT-3000 OEM MANUAL
&
PRODUCT SPECIFICATION
REVISION RECORD
Revision
A
B
Date Published
3/12/86
8/04/86
Description of Changes
Preliminary Issue/CCS Rev 4.A
Miscellaneous corrections and
updates
Document No. :
1011005
Add.ress comments concerning this manual to:
MAXTOR CORPORATION
150 River Oaks Parkway
San Jose, California 95134
Telephone: (408) 942-1700
Telex: 171074
FAX: (408) 433-0457
The contents of this manual may
be revised without prior notice.
~
Copyright 1986 by Maxtor Incorporated
Doc 1011005 Rev B
i
MAXTOR CORPORATION
XT-3000 OEM MANUAL
&
PRODUCT SPECIFICATION
TABLE OF CONTENTS
SECTION
PAGE
1.0
1.1
1.1.1
1.1.2
1.1. 3
1.2
1.2.1
1.2.2
1.2.3
1.2.4
1.2.5
2.0
2.1
2.2
2.3
2.4
2.5
2.6
2.7
3.
a
3.1
3.2
3.3
3.4
3.5
3.6
3.7
3.8
3.9
4.0
4.1
4.2
4.3
4.4
INTRODUCTION ................................................ 1
General Description ......................................... 1
Key XT-3000 Drive Features .................................. 1
Key XT-3000 Controller Features ............................. 3
Command Set Summary ......................................... 7
Specification Summary ....................................... 8
Physical Specifications ..................................... 8
Performance Specifications .................................. 9
Functional Specifications .................................. 10
Reliability Specifications ................... '" ........... 10
Error Rates...... . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 10
FUNCTIONAL CHARACTERISTICS ................................. 11
General Theory of Operation ................................
Read/Write and SCSI Controller Electronics .................
Drive Mechanism ............................................
Air Filtration System ......................................
Positioning Mechanism ......................................
Read/Write Heads and Disks .................................
SCSI Host Interface ........................................
11
11
12
12
13
14
14
XT-3000 PCB JUMPER OPTIONS ................................. 16
SCSI Controller ID Jumpers (JP 83, JP 84, JP 85) ...........
Spindle Motor Jumper (JP 44) ...............................
SCSI Bus Parity Jumper (JP 86) .............................
Read Capacity (JP 87) ......................................
Terminator Power Jumpers (JP 81, JP 82) ....................
Write Data Jumper (JP 21) ..................................
Write Unsafe Enable Jumper (JP 43) .........................
Off-Track Write Disable Jumper (JP 41) .....................
Write Protect Jumper (JP 42) ...............................
16
18
18
18
18
19
19
19
19
TRACK AND SECTOR FORMAT .................................... 20
Track Format ...............................................
Sector ID Field ............................................
Sector or Block Data Field .................................
Soft Sectored Gaps .........................................
20
20
21
22
Doc 1011005 Rev B
[ if ]
MAXTOR CORPORATION
XT-3000 OEM MANUAL
&
PRODUCT SPECIFICATION
SECTION
5.0
5.1
5.2
5.3
5.4
5.5
6.0
6.1
6.2
6.3
6.4
6.5
6.6
6.7
6.8
6.9
6.9.1
6.9.2
6.9.3
6.9.4
6.9.5
6.9.6
6.9.7
6.9.8
6.9.9
6.9.10
6.9.11
6.9.12
6.10
6.10.1
6.10.2
6.10.3
7.0
7.1
7.2
7.3
8.0
8.1
8.2
PAGE
FUNCTIONAL DESCRIPTION ..................................... 23
Power Sequencing ...........................................
Electrical Interface .......................................
Interface Termination ......................................
Signal Interface ...........................................
Signal Definitions .........................................
23
24
24
25
25
HOST INTERFACE PROTOCOL .................................... 28
Bus Free Phase .............................................
Arbitration Phase ..........................................
Selection Phase ............................................
Message Out Phase ..........................................
Command Phase ..............................................
Data In or Out Phase .......................................
Status Phase ...............................................
Rese1ection Phase ..........................................
Message In and Message Out Phases ..........................
Command Complete (00) ......................................
Save Data Pointer (02) .....................................
Restore Pointers (03) ......................................
Disconnect (04) ............................................
Abort (06) .................................................
Message Reject (07) ........................................
No Operation (08) ..........................................
Message Parity Error (09) ..................................
Linked Command Complete (OA) ...............................
Linked Command Complete (With Flag) (OB) ...................
Bus Device Reset
(OC)
•.....•.••....•......•••..............
Identify (80) ..............................................
SCSI Bus Error Handling ....................................
Identify Message Parity Error ..............................
Message Out Phase Parity Error .............................
Command or Data Out Phase Parity Error .....................
29
29
29
31
32
33
33
35
36
36
36
37
37
37
37
38
38
38
38
38
39
39
39
39
39
POWER UP OR BUS RESET ...................................... 40
Self Test Failure Status ................................... 41
Self Configuration ......................................... 41
Unit Attention Condition ................................... 41
XT-3000 BUFFERING SCHEME ................................... 43
Theory of Operation ........................................ 43
Buffer Use Example ......................................... 43
Doc 1011005 Rev B
iii
MAXTOR CORPORATION

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