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EXB-8505 8mm manual 510504
Models:
EXB-8505 8mm
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Specs
Install
Signal Pin Number
Error Correction Code ECC
Warranty
Dimension
Maintenance
Resetting the Tape Drive
Receive Diagnostic
Request Sense 03h Command
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2
Recording Format
Figure
2-2
Relationship of 8mm physical track structures to logical data formats
2-4
EXB-8205
and
EXB-8505
510504
(Standard and XL)
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Image 40
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Contents
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Copyright
Disclaimer
Trademark Notices
Revision History
Changes and Enhancements to This Manual
May
Product Warranty Caution
Contents
Requirements for Use
Functional Description
Safety and Regulatory Agency Compliance
Glossary Index
Recording Format
Features
Functional Description
Functional Specifications
Interface Specifications
Tables
Intended Audience
About This Manual
How This Manual is Organized
EXB-8205 and EXB-8505 8mm Cartridge Tape Subsystems
Related Publications
Libraries and Enclosures
Conventions Used in This Specification
Standards
Xiv
Features
Features
Features
1Comparison of the four tape drives
Read/Write Compatibility with Other Tape Drives
Features 1Comparison of tape drive features
Supported Formats
Data format features
Data Compression
Determining the Tape Format
Custom Eeprom Options
Length Approximate Capacity to Leot a in MBytes
Storage Capacity
8500c Format 8200c Compressed Format b EXB-8505 EXB-8505XL
Physical Description
Front Panel Controls and Indicators
Door and Bezel
LEDs
Unload Button
Labels
Scsi Connector
Power Connector
Back Panel Components
Ground Tab and Grounding Hole
Scsi ID Jumper Block
Resistor Terminators single-ended configuration only
Monitor Port
Internal Components of the Tape Drive
5Internal components EXB-8505 shown
Rotating Drum Assembly
Tape Transport Mechanism
Servo Card SSV
Preamp and Upper Analog Cards
Lower Digital SLD Card
Size and Weight
7External dimensions in inches and millimeters
Integration with Other Exabyte Products
Related Products
EXB-210 8mm Library
9Mini Tabletop CTSs with EXB-8505s installed
Mini Tabletop Cartridge Tape Subsystem
Exatapeô Data Cartridges
Features 5EXATAPE media compatibility with 8mm tape drives
Exabyte Cleaning Cartridges
Recording Format
Helical-Scan Recording
Recording Format
Physical Format
Physical Track Structure
510504
8500/8500c Physical Track Structure
3Physical track structure for 8500 and 8500c format
8200c and 8200 Physical Track Structure
5Physical track structure for 8200c track format
510504
Physical Blocks
Search Fields
Servo Areas
Recording Parameters
1Recording parameters
Logical Format
Supported Logical Formats
Logical Block Compression
Logical Blocks
Logical Block Packing
9Logical block packing one physical block
Gap Bytes
10Gap bytes one physical block
Gap Blocks and Gap Tracks
11One gap block and one gap track in two physical tracks
Long Filemarks
Filemarks
2Type and size of filemarks for each format
End of Data EOD
Setmarks EXB-8505 and EXB-8505XL only
Short Filemarks
Track and Block Counts
4Track and physical block counts for 8500 and 8500c formats
Lbot to Leot Leot to Peot
Number of tracks Number of blocks
Hex Decimal
Functional Description
Data Flow and Data Compression
Write Operations
Functional Description
Logical Block CRC
Streaming and Start/Stop Modes
Data Compression Monitoring
Motion Threshold
Thresholds During a Write Operation
Reconnect Threshold
Error Detection, Correction, and Recovery Procedures
Error Correction Code ECC
Cyclic Redundancy Check CRC
Read-After-Write Checking
Read Operations
2Data flow during a read operation
Thresholds During a Read Operation
Requirements for Use
Requirements for Setting the Scsi ID
Installation Requirements
Requirements for Use
Requirements for Mounting the Tape Drive
2Mounting holes on the sides
4Mounting hole dimensions in inches and millimeters
Terminators for Differential Configuration
Terminators for Single-Ended Configuration
Requirements for Scsi Bus Termination
Impedance
Requirements for Connecting a Scsi Cable
Cable Length
Scsi Cable Connector Requirements
Primary Conductor
1Connector pin assignments for differential tape drives
Signal Pin Number
Ground Termpwr
Power-On Mode
Operation
Tape Drive Controls
Device States
6LEDs on the faceplate of the EXB-8505 and EXB-8505XL
LKey for m3
LED states during operation
Loading Data Cartridges
Unloading Data Cartridges
Load Time
Effect of PREVENT/ALLOW Medium Removal Command
Resetting the Tape Drive
Error During Unload Procedure
Using Scsi Commands
Preventive Maintenance
Cleaning the Tape Drive
Determining When the Tape Drive Needs Cleaning
Time-to-Clean LED Indication
Request Sense 03h Command
Loading New Microcode
4Single pack and multi-pack shipping dimensions and weights
Size Dimensions Weight
Shipping Requirements
Shipping Cartons
Unpacking and Packing Instructions
Interface Specifications
Scsi Features
Interface Specifications
Physical Path
Data Transfer Rate
Scsi Messages
1SCSI messages
Hex Value Description Out
Initiator to
2SCSI-2 command set
Scsi Commands
Command OP Code Description
Receive Diagnostic
Using Scsi Commands
Writing Data
Reading Data
Erasing Data
Copying Microcode
Searching for Data
Inquiring About Tape Drive Status
Performing Diagnostic Tests
Setting Operating Parameters
Inquiry 12h Command
LOG Sense 4Dh and LOG Select 4Ch Commands
Functional Specifications
Performance Specifications
Write and Read Access Times
Functional Specifications
1Typical write and read access times
Tape Speed
File-Search Tape Speed
3File-search tape speeds
EXB-8205 and EXB-8205XL EXB-8505 and EXB-8505XL
Reposition Time
Rewind Tape Speed
4Typical rewind times
Size Length Typical rewind time Exatape a Seconds
Tape Tension Release and Drum Motion Suspension
Drum Rotation Period
5Drum rotation periods
Reselection Phase Timeout
Data transfer rates
Type
Transfer 8500c a 8500 a 8200c
Service Life
Reliability Specifications
Machine Reliability Mean Time Between Failures Mtbf
Test Conditions
Conditions for the Mtbf Value
Data Integrity
Restrictions for the Mtbf Value
Conditions for Data Reliability
Data Reliability
Restrictions for Data Reliability
Write Reliability
Read Reliability
7Power specifications for standard voltages
Power Specifications
Voltages
8Power connector pin assignments
Power Connector
Pin Number Assignment
Grounding Hole and Ground Tab
2Chassis ground location on back panel
Environmental Specifications
9Environmental specifications
Point Temperature Humidity
10Temperature and humidity specifications
Operating Environment
Particulate Contamination Limits
Air Flow Requirements
11Particle contamination limits
Shock Specifications
12Shock specifications
Vibration Specifications
13Vibration specifications
Random vibrationa applied during operation
Random vibrationb applied during non-operationcand storaged
Acoustic Noise
Operating mode
14Acoustic noise limits
Safety and Regulatory Agency Compliance
Safety and Regulatory Agency Compliance
Safety Agency Standards
Electrostatic Discharge ESD
Electromagnetic Compatibility EMC
Radiated Susceptibility
510504
Glossary
Glossary
May
Signal Driving a signal to the true state. assertion
Index
Index
Mtbf
Scsi
510504