Quantum ATL STACKLINK User Manual

ATL StackLink™
Installation Instructions
6421009-07 A01
Quantum ATL StackLink™ Installation Instructions, 6421009-07 A01, September 2003, Made in USA.
Quantum Corporation provides this publication “as is” without warranty of any kind, either express or implied, including but not limited to the implied warranties of merchantability or fitness for a particular purpose. Quantum Corporation may revise this publication from time to time without notice.
Copyright 2003 by Quantum Corporation. All rights reserved.
Your right to copy this manual is limited by copyright law. Making copies or adaptations without prior written authorization of Quantum Corporation is prohibited by law and constitutes a punishable violation of the law.
TRADEMARK STATEMENT
Prism Library Architecture, IntelliGrip, StackLink, WebAdmin, and WebLibrarian are all trademarks of Quantum Corporation.
Other trademarks may be mentioned herein which belong to other companies.
6207947-06cP 63

Contents

Preface xiii
Chapter 1 Installing the StackLink 1
Preparing for the StackLink Installation......................................................... 1
StackLink Kit Contents .............................................................................. 2
Required Tools ............................................................................................ 3
Preparing the Rack ..................................................................................... 4
Installing the Top Mounting Tray Assembly................................................. 7
Installing the Bottom Mounting Tray Assembly........................................... 9
Installing the Carriage/Counterweight Assembly ..................................... 11
Installing the Motor Assembly....................................................................... 15
Attaching the Shuttle Assembly to the Mounting Tray Assemblies ........17
Chapter 2 Installing the Rack Mount Shelves 19
Determining the Position of the Shelves in the Rack..................................20
Installing the Shelves....................................................................................... 22
Installing the ATL M1500 Rack Mount Shelves ................................... 22
Installing the ATL M2500 Rack Mount Shelves ................................... 30
ATL StackLink™ Installation Instructions iii
Contents
Chapter 3 Installing the Libraries 47
Installing the Libraries in the Rack ................................................................48
Installing Tape Drives in the Libraries..........................................................50
Installing Tape Drives in an ATL M1500...............................................51
Installing Tape Drives in an ATL M2500...............................................52
Installing the Safety Blanking Panels ............................................................54
Preparing and Inserting Tape Cartridges .....................................................55
Labeling Tape Cartridges.........................................................................56
Setting the Write-Protect Switch.............................................................57
Placing Cartridges in the Library............................................................59
Chapter 4 Cabling the Multiple Library Stack 65
Interlibrary (Control Bus) Cabling................................................................. 66
StackLink Motor Connection..........................................................................68
SCSI Bus Cabling..............................................................................................70
SCSI Cabling Guidelines ..........................................................................72
Terminator Power .....................................................................................72
Power Cabling...................................................................................................72
Connecting an ATL M1500 Library to AC Power ................................73
Connecting an ATL M2500 Library to AC Power ................................75
Chapter 5 Completing the Installation 79
Powering Up the Library ................................................................................79
Disabling Unused Drive Bays.........................................................................82
Configuring the Library ..................................................................................84
SCSI Import/Export Elements ................................................................85
Tape Drive SCSI IDs .................................................................................85
Library SCSI Settings................................................................................85
Testing the Library Robotics...........................................................................86
Appendix A Library Size 89
Library Size .......................................................................................................89
Library Size Calculation Examples................................................................90
Library Size in Mixed Stacks...........................................................................92
iv ATL StackLink™ Installation Instructions
Contents
Appendix B SCSI Element Addressing 95
Overview........................................................................................................... 95
Option Settings and Their Effect on SCSI Element Addressing ............... 98
Auto-Clean Option ................................................................................... 98
Import/Export Option............................................................................. 98
SCSI Element Addressing in Multiple Library Stacks.............................. 103
ATL StackLink™ Installation Instructions v
Contents
vi ATL StackLink™ Installation Instructions

Figures

Figure 1 Inserting Caged Nuts into the Rack Rails................................. 5
Figure 2 Caged Nut Locations ...................................................................6
Figure 3 Adjusting the Depth of the Top Mounting Tray Assembly ... 7
Figure 4 Securing the Top Mounting Tray Assembly to the Rack........ 8
Figure 5 Adjusting the Depth of the Bottom Mounting Tray
Assembly ....................................................................................... 9
Figure 6 Securing the Bottom Mounting Tray Assembly to
the Rack........................................................................................ 10
Figure 7 Installing the Carriage/Counterweight Assembly ............... 12
Figure 8 Connecting the Umbilical Cable to the Bottom of the
Carriage........................................................................................ 14
Figure 9 Inserting the Motor Assembly into the Vertical
Shuttle Assembly........................................................................ 15
Figure 10 Securing the Motor Assembly to the Vertical
Shuttle Assembly........................................................................ 16
Figure 11 Routing the Belt .......................................................................... 16
Figure 12 Connecting the Ribbon Cable ................................................... 17
Figure 13 Installing the Shuttle Assembly................................................ 18
Figure 14 Example of Full and Half U Mounting Positions .................. 21
ATL StackLink™ Installation Instructions vii
Figures
Figure 15 Identifying the Shelf Extender Slots.........................................25
Figure 16 Attaching the Shelves to the Extenders...................................26
Figure 17 Installing the Inserts in the Shelves..........................................27
Figure 18 Installing the Shelf in the Rack .................................................28
Figure 19 Securing the Shelf Clamp to the Rail .......................................29
Figure 20 Identifying the Shelf Extender Slots.........................................32
Figure 21 Attaching the Shelves to the Extenders...................................33
Figure 22 Installing Inserts at the Front of the Shelves...........................34
Figure 23 Installing Inserts at the Rear of the Shelves ............................35
Figure 24 Installing the Shelves..................................................................35
Figure 25 Installing the Front Shelf Clamps.............................................36
Figure 26 Installing the Rear Shelf Clamps ..............................................37
Figure 27 Installing the Clamp Strips........................................................39
Figure 28 Installing Inserts at the Front of the Shelves...........................41
Figure 29 Installing Inserts at the Rear of the Shelves ............................41
Figure 30 Installing the Shelves..................................................................42
Figure 31 Installing the Front Shelf Clamps.............................................43
Figure 32 Installing the Rear Shelf Clamps ..............................................44
Figure 33 Installing the Clamp Strips........................................................45
Figure 34 Rack Mount Clamp Screw Access Holes, ATL M1500.......... 49
Figure 35 Rack Mount Clamp Screw Access Holes, ATL M2500.......... 49
Figure 36 Installing a Tape Drive in an ATL M1500 Library.................51
Figure 37 Drive Bay Numbering, ATL M2500.........................................52
Figure 38 Installing a Tape Drive in an ATL M2500 Library.................53
Figure 39 Labeling Tape Cartridges ..........................................................57
Figure 40 Setting the Write-Protect Switch (DLT and
SDLT Cartridges) ........................................................................58
Figure 41 Setting the Write-Protect Switch (LTO Cartridges) ...............58
Figure 42 Magazine Release Button...........................................................59
Figure 43 Inserting DLT Cartridges into a Magazine .............................60
viii ATL StackLink™ Installation Instructions
Figures
Figure 44 Removing the Level 2 Left Magazine......................................61
Figure 45 Release Latch............................................................................... 62
Figure 46 Removing the Level 1 Left Magazine......................................62
Figure 47 Library Control and StackLink Power Cabling ..................... 67
Figure 48 StackLink Motor Connection.................................................... 69
Figure 49 Typical SCSI Bus Connections.................................................. 71
Figure 50 Power Inlet .................................................................................. 73
Figure 51 Power Inlet .................................................................................. 76
Figure 52 Power Switch, ATL M1500........................................................ 80
Figure 53 Power Switches, ATL M2500....................................................80
Figure 54 Welcome Screen, ATL M2500................................................... 81
Figure 55 Main Screen, ATL M2500 .......................................................... 81
Figure 56 Using the GUI Buttons............................................................... 82
Figure 57 Menu Screen................................................................................ 83
Figure 58 Configuration Screen ................................................................. 83
Figure 59 Menu Screen................................................................................ 86
Figure 60 Demo Programs Screen .............................................................87
Figure 61 Main Screen................................................................................. 89
Figure 62 Library Size Calculation Examples.......................................... 91
Figure 63 Library Size Calculation, ATL M1500 Stack vs.
Mixed Stack .................................................................................93
ATL StackLink™ Installation Instructions ix
Figures
x ATL StackLink™ Installation Instructions

Tables

Table 1 Contents, StackLink Kit ............................................................... 2
Table 2 Contents, ATL M1500 Universal Rack Mount Kit................. 23
Table 3 Shelf Assembly Matrix............................................................... 25
Table 4 Contents, ATL M2500 Universal Rack Mount Kit................. 30
Table 5 Shelf Assembly Matrix............................................................... 32
Table 6 Bar Code Label Requirements .................................................. 56
Table 7 ATL M1500 AC Distribution Requirements........................... 74
Table 8 ATL M2500 AC Distribution Unit Requirements.................. 76
Table 9 SCSI Element Addressing, Stand-alone ATL M1500 ............ 96
Table 10 SCSI Element Addressing, Stand-alone ATL M2500 ............ 96
Table 11 ATL M1500, Import/Export Option Set to 1-Slot.................. 99
Table 15 Element Addressing, Multiple Library Stack....................... 103
Table 16 Element Addressing, Multiple Library Stack....................... 105
ATL StackLink™ Installation Instructions xi
Tables
xii ATL StackLink™ Installation Instructions

Preface

This document explains how to install the StackLink™ mechanism. The StackLink provides the physical connection between library modules in a multiple library stack, allowing each of the tape drives in the stack to have access to all of the data cartridges.
Four heights of StackLink can be purchased for use with the ATL M-Series libraries: 10U, 22U, 30U, and 42U.
Audience This document is written for installers of the StackLink mechanism.
Purpose This document explains how to install a multiple library stack, including:
Installing the StackLink mechanism
Installing the rack mount shelves
Installing the library modules in the rack
Installing tape drives in the library modules
Installing safety blanking panels
Preparing and inserting tape cartridges
Cabling the multiple library stack
ATL StackLink™ Installation Instructions xiii
Preface
Document Organization
Notational Conventions
This document is organized as follows:
Chapter 1, Installing the StackLink
, explains how to install the
StackLink mechanism in the rack.
Chapter 2, Installing the Rack Mount Shelves
, explains how to install
the rack mount shelves.
Chapter 3, Installing the Libraries
, explains how to install the libraries in the rack, install tape drives in the libraries, install the safety blanking panels, and prepare and insert tape cartridges.
Chapter 4, Cabling the Multiple Library Stack
, explains how to connect the interlibrary (control bus), StackLink, SCSI bus, and power cabling.
Chapter 5, Completing the Installation
, explains how to power up the multiple library stack, disable unused drive bays, configure the library, and test the library robotics.
Appendix A, Library Size
, explains how the library firmware
calculates and reports library size.
Appendix B, SCSI Element Addressing
, explains how the library
firmware assigns SCSI element addresses.
This manual uses the following conventions:
Note: Notes emphasize important information related to the main
topic.
Caution: Cautions indicate potential hazards to equipment and are
included to prevent damage to equipment.
Warning: Warnings indicate potential hazards to personal safety and
are included to prevent injury.
xiv ATL StackLink™ Installation Instructions
Preface
Related Documents
Documents related to the ATL M-Series libraries are shown below.
ATL M-Series Documentation
Doc. No Title Description
6421001 ATL M1500 Field
Service Manual
This document explains how to service the ATL M1500 library, including:
• Understanding error codes
• Using built-in diagnostic checks to troubleshoot library problems
• Replacing field replaceable units (FRUs)
6421002 ATL M1500
Unpacking Instructions
6421005 ATL M1500 Rack
Mount to Desktop Conversion Instructions
This document explains how to remove the ATL M1500 library from its shipping container.
This document explains how to convert a rack mounted ATL M1500 library to a desktop unit.
0
6421007 ATL M1500 Desktop to
Rack Mount Conversion
This document explains how to convert a desktop ATL M1500 library to a rack mount unit.
Instructions
6421008 ATL M-Series Tape
Drive Installation Instructions
6421010 ATL M-Series Software
Interface Guide
This document explains how to install a tape drive in an ATL M-Series library.
This document describes the procedures and issues involved in the development of hierarchical mass storage software applications and utilities to communicate with the ATL M-Series libraries.
ATL StackLink™ Installation Instructions xv
Preface
Doc. No Title Description
6421014 ATL M-Series Tape
Drive Removal and Replacement Instructions
6421015 ATL M1500 Chassis
Removal and Replacement Instructions
6421017 ATL M1500 Chassis
Unpacking Instructions
6421026 ATL M1500 Spacer
Installation Instructions
6421034 ATL M1500 Front
Bezel/GUI Assembly Replacement Instructions
This document explains how to remove and replace a tape drive in an ATL M-Series library.
This document explains how to remove, package for shipment, and replace an ATL M1500 library chassis.
This document explains how to unpack the ATL M1500 library chassis FRU.
This document explains how to install spacers on the rack before installing an M1500 library. These spacers are necessary if you are installing a new M1500 library in a rack with older M1500 libraries and a StackLink mechanism.
This document describes the procedure for replacing the front bezel/graphical user interface (GUI) assembly in an ATL M1500 library.
6423000 ATL M2500
Unpacking Instructions
6423001 ATL M-Series
Installation Guide
6423002 ATL M-Series User’s
Guide
xvi ATL StackLink™ Installation Instructions
This document explains how to remove the ATL M2500 library from its shipping container.
This document explains how to install an ATL M-Series library.
This document explains how to operate an ATL M-Series library.
Doc. No Title Description
Preface
6423003 ATL M2500 Field
Service Manual
6423006 ATL M-Series Library
Redundant Power Supply Replacement Instructions
6423007 ATL M-Series Library
Universal Power Supply Replacement Instructions
6423008 ATL M-Series Library
System Board PWA Replacement Instructions
This document explains how to service the ATL M2500 library, including:
• Understanding error codes
• Using built-in diagnostic checks to troubleshoot library problems
• Replacing field replaceable units (FRUs)
This document explains how to remove and replace a redundant power supply in an ATL M-Series library
This document explains how to remove and replace a universal power supply in an ATL M-Series library.
This document explains how to remove and replace the system board PWA in an ATL M-Series library.
6423009 ATL M-Series Library
SCSI Servo Board and SCSI Adapter Replacement
This document explains how to remove and replace the SCSI servo board and SCSI adapter in an ATL M-Series library.
Instructions
6423010 ATL M-Series Library
Robotic Hand Removal and Replacement
This document explains how to remove and replace the robotic hand in an ATL M-Series library.
Instructions
6423012 ATL M2500 Library
GUI Assembly Replacement
This document explains how to remove and replace the GUI assembly in an ATL M2500 library.
Instructions
ATL StackLink™ Installation Instructions xvii
Preface
Doc. No Title Description
6423034 Quantum ATL
M-Series Power Supply Upgrade Instructions
6423036 ATL M2500 Rack
Mount to Deskside Conversion Instructions
6423039 Quantum ATL
StackLink FRU Removal and Replacement Instructions
6423062 Quantum ATL
M-Series Drive Brick Replacement Instructions
6423063 Quantum ATL M2500
Bezel/Doors/Winged Window Replacement Instructions
This document explains how to upgrade the power supply in an ATL M-Series library.
This document explains how to convert a rack mounted ATL M2500 to a deskside library.
This document explains how to remove and replace the StackLink motor assembly, carriage, counterweight, and umbilical chain.
This document explains how to remove and replace an SDLT 320, SDLT 600, or HP LTO Gen 2 tape drive (without a canister) in an ATL M-Series library.
This document explains how to replace the bezel, doors, and window in an ATL M2500 library.
Refer to the appropriate product manuals for information about your tape drive and cartridges.
SCSI-2 Specification
The SCSI-2 communications specification is the proposed American National Standard for information systems, dated March 9, 1990. Copies may be obtained from:
Global Engineering Documents 15 Inverness Way, East Englewood, CO 80112 (800) 854-7179 or (303) 397-2740
xviii ATL StackLink™ Installation Instructions
0
Contacts Quantum company contacts are listed below.
Preface
Quantum Corporate Headquarters
To order documentation on the ATL M-Series libraries or other products contact:
Quantum Corporation P.O. Box 57100 Irvine, CA 92619-7100 (949) 856-7800 (800) 284-5101
Technical Publications
To comment on existing documentation send e-mail to:
doc-comments@quantum.com
Quantum Home Page 0
Visit the Quantum home page at:
http://www.quantum.com
0
0
Customer Support 0
The Quantum Customer Support Department provides a 24-hour help desk that can be reached at:
North/South America: (949) 725-2100 or
(800) 284-5101
Asia/Pacific Rim: (International Code)
+61 7 3839 0988
Europe/Middle East/Africa: (International Code)
+44 (0) 1256 848748
ATL StackLink™ Installation Instructions xix
Preface
Send faxes for the Customer Support Department to:
North/South America: (949) 725-2176
Asia/Pacific Rim: (International Code)
+61 7 3839 0955
Europe/Middle East/Africa: (International Code) +
+44 (0) 1256 848777
Send e-mail for the Customer Support Department to:
North/South America: Go to http://www.quantum.com/
askaquestion and enter your question
and e-mail address
Asia/Pacific Rim: apachelp@quantum.com Europe/Middle East/Africa: ukhelpdesk@quantum.com
xx ATL StackLink™ Installation Instructions
Chapter 1

1Installing the StackLink

The StackLink installation procedure consists of the following steps:

Preparing for the StackLink Installation

Installing the Top Mounting Tray Assembly
Installing the Bottom Mounting Tray Assembly
Installing the Carriage/Counterweight Assembly
Installing the Motor Assembly
Attaching the Shuttle Assembly to the Mounting Tray Assemblies
Preparing for the StackLink Installation 1
Before starting the StackLink installation procedure:
Verify that the StackLink kit contains all of the necessary items (see the following section, StackLink Kit Contents
Make sure you have the necessary tools for the installation (see
Required Tools
Prepare the rack for the installation (see Preparing the Rack
ATL StackLink™ Installation Instructions 1
).
).
).
Chapter 1 Installing the StackLink Preparing for the StackLink Installation

StackLink Kit Contents

Table 1 lists the contents of the StackLink kit. If any items are missing,
contact Quantum (see Customer Support
1
on page xix).
Note: The StackLink kit is shipped in two boxes. Before starting the
installation procedure, verify that you received both boxes, and that the boxes contain all of the items listed in table 1
Table 1 Contents, StackLink Kit
Quantity Provided
Part No. Description
with 10U
StackLink
with 22U
StackLink
212406 Front safety blanking panel, 1U N/A 1 1 1
212407 Front safety blanking panel, 2U N/A 1 1 1
212502 Rear safety blanking panel, 4U N/A 3 5 8
212579 Front safety blanking panel, 4U N/A 3 5 8
with 30U
StackLink
.
with 42U
StackLink
214217 Rear safety blanking panel, .5U N/A 1 1 1
214218 Rear safety blanking panel, 1U N/A 2 2 2
215941 Front panel, .5U N/A 1 1 1
6421009 ATL StackLink Installation Instructions 1111
214070 StackLink motor cable (2 meter) N/A N/A 1 1
214080 StackLink motor cable (1 meter) N/A 1 N/A N/A
214090 StackLink motor cable (.6 meter) 1 N/A N/A N/A
214370 Top mounting tray assembly 1111
214380 Bottom mounting tray assembly 1111
214390 Vertical shuttle assembly (10U) 1 N/A N/A N/A
2 ATL StackLink™ Installation Instructions
Chapter 1 Installing the StackLink
Preparing for the StackLink Installation
Quantity Provided
Part No. Description
with 10U
StackLink
with 22U
StackLink
with 30U
StackLink
with 42U
214400 Vertical shuttle assembly (22U) N/A 1 N/A N/A
214410 Vertical shuttle assembly (42U) N/A N/A N/A 1
214450 Shuttle motor mount assembly 1111
215180 Carriage/counterweight assembly 1111
217370 Vertical shuttle assembly (30U) N/A N/A 1 N/A
AS3642 Library control bus cable (.5 meter) 3 5 7 10
AS3643 Library control bus cable (2 meter) N/A 1 1 1
AS3667 Library control bus cable (1 meter) N/A 1 1 2
YS40402M4 plain washer 6666
YS40404 M6 plain washer 16 22 26 32
YS41731 Washer, large N/A 6 6 6
YS41952M4 x 12 socket head cap screw 6666
YS41964 M4 x 10 socket head cap screw 1 7 11 17
YS42008 M6 caged nut 16 22 26 32
StackLink
YS42011 M6 x 12 button head screw 16 22 26 32
YS42038M4 x 10 socket head countersink screw 2222

Required Tools 1

The following tools are required to install the StackLink:
Flat blade screwdriver
•No. 2 POZIDRIV
•Metric Allen
ATL StackLink™ Installation Instructions 3
®
screwdriver
®
wrenches, sizes M4 and M6
Chapter 1 Installing the StackLink Preparing for the StackLink Installation

Preparing the Rack

To prepare the rack for the installation procedure:
1
1 Verify that the distance between the front and rear mounting strips is
between 19 inches and 36 inches (483 mm and 914 mm). If this is not the case, adjusting the mounting strips referring to the instructions provided by the rack manufacturer.
2 Determine the correct placement of the StackLink in the rack.
Caution: Take rack stability into account when determining
where to place the StackLink. If the multiple library stack will be the only equipment in the rack, it is recommended that you install the StackLink at the bottom of the rack.
The bottom mounting tray assembly should be installed at the bottom of the rack.
Note: The bottom mounting tray assembly occupies 1U of rack
space unless you are installing 3 ATL M2500 libraries in the rack. In this configuration, the bottom mounting tray assembly is modified to occupy .5U of rack space.
Note: 1U equals 1.75 inches, or 44 millimeters.
The top mounting tray assembly should be installed as follows:
If you are installing an 10U StackLink, allow 8U of space between the top and bottom mounting tray assemblies.
If you are installing a 22U StackLink, allow 20U of space between the top and bottom mounting tray assemblies.
If you are installing a 30U StackLink, allow 28U of space between the top and bottom mounting tray assemblies.
If you are installing a 42U StackLink and:
Fewer than 3 ATL M2500 library modules, allow 40U of
space between the top and bottom mounting tray assemblies.
3 ATL M2500 library modules, allow 40.5U of space between
the top and bottom mounting tray assemblies.
4 ATL StackLink™ Installation Instructions
Figure 1 Inserting Caged Nuts into the Rack Rails
Chapter 1 Installing the StackLink
Preparing for the StackLink Installation
3 Use a pencil to mark the correct position of the mounting tray
assemblies on the rack rails.
4 If the holes in the rack rails are square (untapped), insert caged nuts
(PN YS42008) into the holes where the mounting tray assemblies will be installed (see figures 1
and 2).
Note: Install the caged nuts on the back of the rack rails, facing
the interior of the rack.
Caged nuts
Flat blade screwdriver
ATL StackLink™ Installation Instructions 5
Chapter 1 Installing the StackLink Preparing for the StackLink Installation
Figure 2 Caged Nut Locations
Install caged nuts in locations marked by an “X”
If you are installing 3 ATL M2500 library modules
in the rack, do not put caged nuts in these locations
FRONT OF RACK
Top mounting tray position
Bottom mounting tray position
BACK OF RACK
1U
1U
Top mounting tray position
Bottom mounting tray position
6 ATL StackLink™ Installation Instructions
1U
1U
Chapter 1 Installing the StackLink

Installing the Top Mounting Tray Assembly

Installing the Top Mounting Tray Assembly 1
To install the top mounting tray assembly in the rack:
1 Remove the six screws and washers securing the rear support arms to
the sides of the top mounting tray (see figure 3
Figure 3 Adjusting the Depth of the Top Mounting Tray Assembly
).
2 Adjust the position of the rear support arms on the top mounting tray
until the distance between the front and rear flanges is approximately the same as the distance between the front and rear mounting strips in the rack.
3 Replace the six screws and washers you removed in step 1
finger-tighten them. Position the front and rear screws as far apart as the slots allow. Position the third screw approximately in the middle slot.
Note: Do not over-tighten the screws. You need to be able to
extend or retract the rear support arms slightly as you install the top mounting tray assembly.
ATL StackLink™ Installation Instructions 7
and
Chapter 1 Installing the StackLink Installing the Top Mounting Tray Assembly
4 Position the top mounting tray assembly in the rack, referring to
figure 4
for the correct orientation.
Note: Position the front and rear flanges of the top mounting
Figure 4 Securing the Top Mounting Tray Assembly to the Rack
tray assembly outside of the rack rails.
REAR
FRONT
5 Secure the top mounting tray assembly to the rack, using eight screws
(PN YS42011) and washers (PN YS40404) provided in the StackLink kit (see figure 4
).
Note: If the rack has widely spaced mounting holes, it may not
be possible to use all four screws to secure the rear flanges. If this is the case, one screw per side at the rear is acceptable.
6 Fully tighten the six screws and washers securing the rear support
arms to the sides of the top mounting tray.
8 ATL StackLink™ Installation Instructions
Chapter 1 Installing the StackLink

Installing the Bottom Mounting Tray Assembly

Installing the Bottom Mounting Tray Assembly 1
To install the bottom mounting tray assembly in the rack:
1 If three ATL M2500 library modules will be installed in the rack,
remove the 1U panel from the front of the bottom mounting tray assembly and replace it with the .5U panel provided in the StackLink kit:
Caution: Do not remove this panel if fewer than three
ATL M2500 library modules will be installed in the rack.
a Remove the five nuts securing the 1U panel to the front of the
bottom mounting tray assembly.
b Position the .5U panel (PN 215941) at the front of the bottom
mounting tray assembly and secure it using the five nuts you removed in the previous step.
2 Remove the six screws and washers securing the rear support arms to
the sides of the bottom mounting tray (see figure 5
).
Figure 5 Adjusting the Depth of the Bottom Mounting Tray Assembly
ATL StackLink™ Installation Instructions 9
Chapter 1 Installing the StackLink Installing the Bottom Mounting Tray Assembly
3 Adjust the position of the rear support arms on the bottom mounting
tray until the distance between the front and rear flanges is approximately the same as the distance between the front and rear mounting strips in the rack.
Figure 6 Securing the Bottom Mounting Tray Assembly to the Rack
4 Replace the six screws and washers you removed in step 2
and finger-tighten them. Position the front and rear screws as far apart as the slots allow. Position the third screw approximately in the middle slot.
Note: Do not over-tighten the screws. You need to be able to
extend or retract the rear support arms slightly as you install the bottom mounting tray assembly.
5 Position the bottom mounting tray assembly in the rack, referring to
figure 6
for the correct orientation.
Note: Position the front and rear flanges of the bottom mounting
tray assembly outside of the rack rails.
REAR
FRONT
10 ATL StackLink™ Installation Instructions
Chapter 1 Installing the StackLink

Installing the Carriage/Counterweight Assembly

6 Secure the bottom mounting tray assembly to the rack, using the
screws (PN YS42011) and washers (PN YS40404) provided in the StackLink kit (see figure 6
Note: If the rack has widely spaced mounting holes, it may not
be possible to use all four screws to secure the rear flanges. If this is the case, one screw per side at the rear is acceptable.
7 Fully tighten the six screws and washers securing the rear support
arms to the sides of the bottom mounting tray.
).
Installing the Carriage/Counterweight Assembly 1
Now that the top and bottom mounting trays are installed, install the carriage/counterweight assembly on the vertical shuttle assembly (see
figure 7
):
1 Slide the counterweight onto the bottom of the vertical shuttle
assembly, engaging the guide wheels of the counterweight with the vertical rails.
ATL StackLink™ Installation Instructions 11
Chapter 1 Installing the StackLink Installing the Carriage/Counterweight Assembly
Figure 7 Installing the Carriage/ Counterweight Assembly
Belt
Carriage
Shuttle extrusion
Counterweight
12 ATL StackLink™ Installation Instructions
Chapter 1 Installing the StackLink
Installing the Carriage/Counterweight Assembly
2 Route the belt connecting the counterweight and carriage up and
over the top of the vertical shuttle assembly, making sure not to twist the belt.
3 Slide the carriage onto the top of the vertical shuttle assembly,
engaging the guide wheels of the carriage with the vertical rails.
4 Secure the umbilical cable to the underside of the carriage (see
figure 8
):
a Locate the pin on the underside of the carriage. b Slide the umbilical cable underneath the open end of the pin.
c Rotate the pin until the umbilical cable is held snugly. d Tighten the screw to secure the pin.
Caution: Do not over-tighten the screw.
5 Snap the end of the umbilical chain onto the bottom of the carriage
(see figure 8
).
6 Connect the end of the umbilical cable to the socket on the carriage
connection board (see figure 8
).
ATL StackLink™ Installation Instructions 13
Chapter 1 Installing the StackLink Installing the Carriage/Counterweight Assembly
Figure 8 Connecting the Umbilical Cable to the Bottom of the Carriage
Screw
Carriage
Umbilical cable
Pin
14 ATL StackLink™ Installation Instructions
Umbilical chain
Umbilical cable
Chapter 1 Installing the StackLink

Installing the Motor Assembly

Installing the Motor Assembly 1
To secure the motor assembly to the vertical shuttle assembly:
1 Insert the bottom of the motor assembly into the top of the vertical
shuttle assembly, aligning the two holes in the vertical shuttle assembly with those on the motor assembly (see figure 9
Figure 9 Inserting the Motor Assembly into the Vertical Shuttle Assembly
).
hese two holes align with
les in the motor assembly
ATL StackLink™ Installation Instructions 15
Chapter 1 Installing the StackLink
k
Installing the Motor Assembly
2 Secure the motor assembly to the vertical shuttle assembly, using two
countersink screws (PN YS42038) and one pan head screw (PN YS41964) (see figure 10
).
Figure 10 Securing the Motor Assembly to the Vertical Shuttle Assembly
Figure 11 Routing the Belt
Countersin screws (YS42038)
Motor assembly
Pan head
screw
YS41964)
Vertical
rail assembly
3 Route the belt connecting the counterweight and the carriage over the
guide roller and past the motor/pulley belt retainer on the motor assembly (see figure 11
).
16 ATL StackLink™ Installation Instructions
Figure 12 Connecting the Ribbon Cable
Chapter 1 Installing the StackLink

Attaching the Shuttle Assembly to the Mounting Tray Assemblies

4 Connect the ribbon cable from the vertical shuttle assembly to the
socket on the control board at the rear of the motor assembly as shown in figure 12
a Route the ribbon cable behind the motor plate. b Insert the ribbon cable connector through the rectangular hole at
the top of the motor plate.
c Connect the ribbon cable connector to the socket on the control
board.
:
Rectangular hole
Motor plate
Ribbon cable
Attaching the Shuttle Assembly to the Mounting Tray Assemblies
To attach the shuttle assembly to the top and bottom mounting tray assemblies:
1 At the rear of the rack, lift the shuttle assembly and position it so the
carriage faces forward into the rack.
2 Rest the lower end of the shuttle assembly on top of the bottom
mounting tray assembly.
ATL StackLink™ Installation Instructions 17
1
Chapter 1 Installing the StackLink Attaching the Shuttle Assembly to the Mounting Tray Assemblies
3 Ensure that the motor at the top of the shuttle assembly is aligned
with the cutout in the top mounting tray assembly.
4 Slide the shuttle assembly fully into the rack. 5 Secure the shuttle assembly to the upper and lower mounting trays
using six screws (PN YS41952) and washers (PN YS40402) provided in the StackLink kit (see figure 13
Note: Tighten these screws to finger-tightness only. You will
finish securing the StackLink after you have installed libraries in the rack.
).
Figure 13 Installing the Shuttle Assembly
(SHOWN OUTSIDE OF RACK)
FRONT
REAR
Now that the StackLink is installed, proceed to the next chapter to install the rack mount shelves.
18 ATL StackLink™ Installation Instructions
Chapter 2
2Installing the
Rack Mount Shelves
This chapter explains how to install the ATL M1500 and ATL M2500 rack mount shelves.
Caution: When installing the rack mount shelves, keep in mind that
the libraries must be installed contiguously, from the top of the rack downward, with no space between the libraries. Due to the way the library firmware calculates the library size and assigns SCSI element addresses, installing the libraries non-contiguously can cause problems with the backup software.
For example, the top library in a multiple library stack must be installed directly beneath the StackLink upper mounting tray. Each subsequent library must be installed directly beneath the previous library, with no space in between.
For information about how the library firmware calculates library size and assigns SCSI element addresses, see
appendix A, Library Size, SCSI Element Addressing, on page 95.
ATL StackLink™ Installation Instructions 19
on page 89 and appendix B,
Chapter 2 Installing the Rack Mount Shelves Determining the Position of the Shelves in the Rack

Determining the Position of the Shelves in the Rack 2

Before starting to install the rack mount shelves:
1 Determine the proper position of the shelves in the rack (see
figure 14
Racks are measured in rack mount units. Each unit is called a
An ATL M1500 library uses 4U of vertical space. The ATL M1500
An ATL M2500 library uses 13.5U of vertical space. The
):
“U,” and is equal to 1.75 inches (44.45 millimeters). When you look at the rack rails, you will notice that the holes are divided into groups of three, with each group separated by a slightly smaller space. Each group of three equally spaced holes is one U (see figure 14
rack mount shelves must be installed in a full U position (the bottom of the rack mount shelf must be aligned with the bottom of a U).
ATL M2500 rack mount shelves can be installed in either a full U or a half U position (the bottom of the rack mount shelf may be aligned with either the bottom or the middle of a U).
).
2 Mark the desired shelf position on the rack rails.
20 ATL StackLink™ Installation Instructions
Figure 14 Example of Full and Half U Mounting Positions
In the half U position, the bottom of
the mounting bracket aligns with the
center of the middle hole in the
corresponding U. This position can be
used for ATL M2500 rack mount
shelves only.
Chapter 2 Installing the Rack Mount Shelves
Determining the Position of the Shelves in the Rack
3 equally
spaced holes
equals 1 U
1 U
In the full U position, the bottom of the
mounting bracket aligns with the
bottom of the corresponding U. This
position can be used for either
ATLM1500 or ATL M2500 rack
mount shelves
ATL StackLink™ Installation Instructions 21
Chapter 2 Installing the Rack Mount Shelves Installing the Shelves

Installing the Shelves 2

The rack mount shelves are intended to accommodate a variety of the most commonly available rack rail configurations. The installation instructions vary depending on the rail configuration you have. To install the rack mount shelves for an:
ATL M1500 library, refer to the following section, Installing the
ATL M1500 Rack Mount Shelves
ATL M2500 library, refer to Installing the ATL M2500 Rack Mount
Shelves on page 30
Caution: Read the shelf installation instructions thoroughly. Failure
to use the designated inserts, screws, and clamps could result in the library falling from the rack.

Installing the ATL M1500 Rack Mount Shelves

This section explains how to install the ATL M1500 rack mount shelves.
2
Checking the Contents of the Rack Mount Kit
Table 2 lists the contents of the ATL M1500 Universal Rack Mount Kit. If
any items are missing, contact Quantum (see Customer Support page xix).
2
on
22 ATL StackLink™ Installation Instructions
Chapter 2 Installing the Rack Mount Shelves
Installing the Shelves
Table 2 Contents, ATLM1500 Universal Rack Mount Kit
Part No. Description Qty.
213467 Shelf clamp 4
213468 Insert (9 sq) 8
213469 Insert (7 sq) 8
213471 Insert (M6) 8
213472 Insert (M5 or 12-24UNC) 8
213473 Insert (10-32UNF) 8
213474 Insert (1/4" dia) 8
213476 Universal shelf, right 1
213477 Universal shelf, left 1
213478 Shelf extender #1 1
213479 Shelf extender #2 1
YS40403 Plain washer M5 4
YS40403 Plain washer M5 2
YS41720 Button head socket screw 10-24 UNC x 0.5 ins 2
YS41998 Nut, M5 full 4
YS42008 M6 cage nut 2
YS42011 Button head socket screw M6 x 12 2
YS42038 Countersink hex socket screw M4 X 10 LG 4
YS42042 Button head socket screw M5 x 12 2
YS42043 Button head socket screw 10-32 UNC x 0.5 ins 2
YS42044 M5 spire nut 2
ATL StackLink™ Installation Instructions 23
Chapter 2 Installing the Rack Mount Shelves Installing the Shelves
Verif ying That You Have the Required Tools 2
The following tools are required to install the rack mount kit:
8 mm open end wrench
2.5 mm socket driver (preferably ball headed)
Flat blade screwdriver
Tape measure
Assembling the Rack Mount Shelves
Each rack mount shelf consist of a rack mount shelf and an extender. To assemble the rack mount shelves:
1 Measure the distance between the inside surfaces of the front and
rear rack rails, then find the corresponding rack depth in table 3
.
2 Assemble the left shelf:
a Refer to the
Left Shelf/Shelf Extender column of table 3 to
determine which shelf extender to combine with the left universal shelf.
b Insert the posts on the left universal shelf through the shelf
extender slots identified in the
Left Shelf/Slots column of table 3.
The slots in the shelf extenders are identified as shown in
figure 16
.
c Use the M5 nuts (PN YS41998) and M5 washers (PN YS40403)
provided in the rack mount kit to fasten the left shelf and shelf extender together (see figure 16
).
Note: Tighten the nuts to finger-tightness only. You need to be
able to retract and extend the assembled shelves slightly.
2
3 Assemble the right shelf in the same manner, referring to the
Shelf
column of table 3.
24 ATL StackLink™ Installation Instructions
Right
Chapter 2 Installing the Rack Mount Shelves
Installing the Shelves
Table 3 Shelf Assembly Matrix
Figure 15 Identifying the Shelf Extender Slots
Rack Depth
(between flanges)
24.50 in. - 26.75 in.
(620 mm - 680 mm)
26.75 in. - 29.125 in. (680 mm - 740 mm)
29.125 in. - 31.50 in. (740 mm - 800 mm)
31.50 in. - 33.875 in
(800 mm - 860 mm)
33.875 in. - 36.25 in. (860 mm - 920 mm)
Left Shelf Right Shelf
Shelf
Extender Slots
Shelf
Extender Slots
#2 A & B #1 A & B
#1 B & C #2 A & B
#2 B & C #1 B & C
#1 C & D #2 B & C
#2 C & D #1 C & D
A
B
C
D
ATL StackLink™ Installation Instructions 25
Chapter 2 Installing the Rack Mount Shelves Installing the Shelves
Figure 16 Attaching the Shelves to the Extenders
Extender
Shelf
Installing the Rack Mount Shelves 2
To install the rack mount shelves:
1 From the six sizes of inserts provided in the rack mount kit, select the
insert type that best fits the holes in your rack rails. The insert part numbers are:
213468 (for rails with 9 mm square holes)
213469 (for rails with 7 mm diameter unthreaded holes)
213471 (for rails with M6 threaded holes)
213472 (for rails with 12-24 UNC or M5 threaded holes)
213473 (for rails with 10-32 UNF threaded holes)
213474 (for rails with 1/4 in. diameter unthreaded holes)
The heads of the inserts (not the threads) should fit into the rack rail holes smoothly and with very little play.
2 Once you have selected the inserts you will use, set the remaining
inserts aside. You do not need them for this installation.
26 ATL StackLink™ Installation Instructions
Figure 17 Installing the Inserts in the Shelves
Chapter 2 Installing the Rack Mount Shelves
Installing the Shelves
3 Screw the inserts into the two outer holes on each end of the
assembled shelves (see figure 17
).
Note: Some of the inserts have either no head or a head that has
a smaller diameter than the thread; these need to be left protruding by about 1/8 in. (3 mm). The inserts with heads should be tightened fully.
Inserts
ATL StackLink™ Installation Instructions 27
Chapter 2 Installing the Rack Mount Shelves Installing the Shelves
4 Install the left shelf (see figure 18):
a With the shelf slightly retracted, position the shelf in the rack at
the desired mounting height.
b Expand the shelf so that the inserts on each end of the shelf
protrude into the holes in the rack rails and hold the shelf in place.
5 Repeat the above steps to install the right shelf.
Figure 18 Installing the Shelf in the Rack
Inserts protrude
through the
holes in the rails
6 Secure the shelves (see figure 19):
a Position a shelf clamp (PN 213467) on the front left rack rail.
The bottom of the shelf clamp should be flush with the bottom of the shelf.
b Secure the shelf clamp to the rack rail using an M4 countersink
screw (PN YS42038).
28 ATL StackLink™ Installation Instructions
Figure 19 Securing the Shelf Clamp to the Rail
Chapter 2 Installing the Rack Mount Shelves
Installing the Shelves
c Repeat these steps to install shelf clamps at the front and back of
each shelf.
d Tighten the nuts securing the shelves to the shelf extenders.
Shelf clamp
Once you have installed all the rack mount shelves, proceed to the next chapter, Installing the Libraries
.
Note: The universal rack mount kit contains screws and nuts for
many different types of rack. You will have many of these screws and nuts left over after installing the rack mount shelves and library.
ATL StackLink™ Installation Instructions 29
Chapter 2 Installing the Rack Mount Shelves Installing the Shelves

Installing the ATL M2500 Rack Mount Shelves

Table 4 Contents, ATLM2500 Universal Rack Mount Kit
This section explains how to install the ATL M2500 rack mount shelves.
2
Checking the Contents of the Rack Mount Kit
Table 4 lists the contents of the ATL M2500 Universal Rack Mount Kit. If
any items are missing, contact Quantum (see Customer Support page xix).
Part No. Description Qty.
213468 Insert (9 sq) 12
213469 Insert (7 sq) 12
213471 Insert (M6) 12
213473 Insert (10-32 UNF, 12-24 UNC, or M5) 12
213474 Insert (1/4 inch diameter) 12
215812 Front shelf clamp 4
217405 Clamp strip 2
2
on
215197/02 Universal shelf, right 1
215198/02 Universal shelf, left 1
215199/01 Shelf extender, long #1 1
215200/01 Shelf extender, long #2 1
215201/01 Rear shelf clamp 2
YS40403 Plain washer M5 8
YS41998 Nut, M5 full 8
YS42064 Countersink hex socket screw M4 x 12 LG 12
30 ATL StackLink™ Installation Instructions
Chapter 2 Installing the Rack Mount Shelves
Installing the Shelves
Verifying That You Have the Required Tools 2
The following tools are required to install the rack mount kit:
8 mm open end wrench
2.5 mm socket driver (preferably ball headed)
Flat blade screwdriver
Tape measure
Assembling the Rack Mount Shelves
To assemble the rack mount shelves:
1 Measure the distance between the inside surfaces of the front and
rear rack rails, then find the corresponding rack depth in table 5
2 Assemble the left shelf:
a Refer to the
Left Shelf/Shelf Extender column of table 5 to
determine which shelf extender to combine with the left universal shelf.
b Insert the posts on the left universal shelf through the shelf
extender slots identified in the
Left Shelf/Slots column of table 5.
The slots in the shelf extenders are identified as shown in
figure 20
.
c Use the M5 nuts (PN 41998) and M5 washers (PN YS40403)
provided in the rack mount kit to fasten the left shelf and shelf extender together (see figure 21
).
Note: Tighten the nuts to finger-tightness only; you need to be
able to retract and extend the assembled shelves slightly.
3 Assemble the right shelf in the same manner, referring to the
Shelf
column of table 5.
Right
2
.
ATL StackLink™ Installation Instructions 31
Chapter 2 Installing the Rack Mount Shelves Installing the Shelves
Table 5 Shelf Assembly Matrix
Figure 20 Identifying the Shelf Extender Slots
Rack Depth
(between flanges)
24.25 in. to 26.75 in.
(617 mm to 680 mm)
26.75 in. to 29.125 in. (680 mm to 740 mm)
29.125 in. to 31.5 in.
(740 mm to 800 mm)
31.5 in. to 33.875 in.
(800 mm to 860 mm)
33.875 in. to 36.25 in. (860 mm to 920 mm)
C
D
C
D
Left Shelf Right Shelf
Shelf
Extender Slots
Shelf
Extender Slots
Long #2 A & B Long #1 A & B
Long #1 B & C Long #2 A & B
Long #2 B & C Long #1 B & C
Long #1 C & D Long #2 B & C
Long #2 C & D Long #1 C & D
A
B
A
B
B
C
C
D
D
B
A
A
32 ATL StackLink™ Installation Instructions
Chapter 2 Installing the Rack Mount Shelves
Installing the Shelves
Figure 21 Attaching the Shelves to the Extenders
Shelf
Extender
Installing the Shelves in a Half U Positi on 2
To install the rack mount shelves in a half U position:
Note: The top and bottom libraries in a 3-high ATL M2500 stack are
mounted in a half U position.
1 From the six sizes of inserts provided in the rack mount kit, select the
insert type that best fits the holes in your rack rails. The insert part numbers are:
213468 (for rails with 9 mm square holes)
213469 (for rails with 7 mm diameter unthreaded holes)
213471 (for rails with M6 threaded holes)
213473 (for rails with 10-32 UNF, 12-24 UNC, or M5 threaded holes)
213474 (for rails with 1/4 inch diameter unthreaded holes)
The heads of the inserts (not the threads) should fit into the holes in the rack rails smoothly and with very little play.
2 Once you have selected the inserts you will use, set the remaining
inserts aside. You do not need them for this installation.
ATL StackLink™ Installation Instructions 33
Chapter 2 Installing the Rack Mount Shelves Installing the Shelves
3 Screw three inserts into the front flange of each rack mount shelf in
positions 2, 6, and 10 (counting from the bottom up, with 1 being the lowest hole) (see figure 22
Note: Some of the inserts have either no head or a head that has
a smaller diameter than the thread; these need to be left protruding by about 1/8 in. (3 mm). The inserts with heads should be tightened fully.
Figure 22 Installing Inserts at the Front of the Shelves
).
10
6 2
10
6 2
4 Screw three inserts into the rear flange of each rack mount shelf in the
positions shown in figure 23
. If the shelves are oriented so the group of six holes is at the bottom and the group of four holes is at the top, the inserts go into holes 2, 6, and 9 (counting from the bottom up, with 1 being the lowest hole).
Note: Some of the inserts have either no head or a head that has
a smaller diameter than the thread; these need to be left protruding by about 1/8 in. (3 mm). The inserts with heads should be tightened fully.
34 ATL StackLink™ Installation Instructions
Figure 23 Installing Inserts at the Rear of the Shelves
Chapter 2 Installing the Rack Mount Shelves
Installing the Shelves
Figure 24 Installing the Shelves
Group of 6 holes
Group of 4 holes
Group of 4 holes
Group of 6 holes
2 6
9
9 6
2
5 Install the shelves (see figure 24):
a With the shelf slightly retracted, position the shelf in the rack at
the desired mounting height.
b Expand the shelf so that the inserts on each end of the shelf
protrude into the holes in the rack rails and hold the shelf in place.
c Repeat these steps to install the remaining shelf.
Inserts protrude
through the
holes in the rails
ATL StackLink™ Installation Instructions 35
Chapter 2 Installing the Rack Mount Shelves Installing the Shelves
6 Install the front shelf clamps (see figure 25):
a Position a front shelf clamp (PN 215812) on the front left rack rail.
The square holes in the front shelf clamp should be aligned with the upper two inserts in the front shelf flange.
b Secure the front shelf clamp to the rack rail using two M4
countersink screws (PN YS42064).
c Repeat these steps to install a front shelf clamp on the front right
rack rail.
Figure 25 Installing the Front Shelf Clamps
7 Install the rear shelf clamps (see figure 26):
a Position a rear shelf clamp (PN 215201/01) on the rear left rack
rail, aligning the square hole with the middle insert in the shelf flange.
36 ATL StackLink™ Installation Instructions
Figure 26 Installing the Rear Shelf Clamps
Chapter 2 Installing the Rack Mount Shelves
Installing the Shelves
b Verify that two of the round holes line up with holes in the rack
mount shelf. If two of the holes do not line up, rotate the clamp 180 degrees.
c Secure the rear shelf clamp to the shelf using two M4 countersink
screws (PN YS42064).
d Repeat these steps to install a rear shelf clamp on the rear right
rack rail.
Note: The left and right rear shelf clamps will be oriented
differently from one another.
ATL StackLink™ Installation Instructions 37
Chapter 2 Installing the Rack Mount Shelves Installing the Shelves
8 Install the clamp strips (see figure 27):
a Position a front shelf clamp (PN 215812) at the front of the front
left rack rail, with the bottom of the clamp approximately 15.5 inches (394 millimeters) above the bottom of the rack mount shelf.
Caution: The top of the front shelf clamp must be no more than
b Position a clamp strip (PN 217405) behind the front left rack rail,
aligning it with the front shelf clamp.
c Insert a screw (PN YS42064) through the upper hole in the front
shelf clamp, through the rack rail, and into the upper hole in the clamp strip.
d Insert a screw (PN YS42064) through the bottom hole in the front
shelf clamp, through the rack rail, and into the bottom hole in the clamp strip.
22.75 in. (580 mm) above the bottom of the rack mount shelf.
e Repeat steps 8
a through 8d to install the front shelf clamp and
clamp strip on the right rack rail.
38 ATL StackLink™ Installation Instructions
Chapter 2 Installing the Rack Mount Shelves
Installing the Shelves
Figure 27 Installing the Clamp Strips
Clamp strip
Front shelf clamp
9 Tighten the nuts securing the shelves to the shelf extenders.
Once you have installed all the rack mount shelves, proceed to the next chapter, Installing the Libraries
on page 47.
Note: The universal rack mount kit contains screws and nuts for
many different types of rack. You will have many of these screws and nuts left over after installing the rack mount shelves and library.
ATL StackLink™ Installation Instructions 39
Chapter 2 Installing the Rack Mount Shelves Installing the Shelves
Installing the Shelves in a Full U Position 2
To install the rack mount shelves in a full U position:
Note: The middle library in a 3-high ATL M2500 stack is mounted in
a full U position.
1 From the six sizes of inserts provided in the rack mount kit, select the
appropriate inserts for your rack. The insert part numbers are:
213468 (for rails with 9 mm square holes)
213469 (for rails with 7 mm diameter unthreaded holes)
213471 (for rails with M6 threaded holes)
213473 (for rails with 10-32 UNF, 12-24 UNC, or M5 threaded
holes)
213474 (for rails with 1/4 inch diameter unthreaded holes)
The heads of the inserts (not the threads) should fit into the holes in the rack rails smoothly and with very little play.
2 Screw three inserts into the front flange of each rack mount shelf in
positions 1, 4, and 8 (counting from the bottom up, with 1 being the lowest hole) (see figure 22
).
Note: Some of the inserts have either no head or a head that has
a smaller diameter than the thread; these need to be left protruding by about 1/8 in. (3 mm). The inserts with heads should be tightened fully.
40 ATL StackLink™ Installation Instructions
Figure 28 Installing Inserts at the Front of the Shelves
Chapter 2 Installing the Rack Mount Shelves
Installing the Shelves
Figure 29 Installing Inserts at the Rear of the Shelves
8 4 1
8 4 1
3 Screw three inserts into the rear flange of each rack mount shelf in the
positions shown in figure 29
. If the shelves are oriented so the group of six holes is at the bottom and the group of four holes is at the top, the inserts go into holes 1, 5, and 10 (counting from the bottom up, with 1 being the lowest hole).
Note: Some of the inserts have either no head or a head that has
a smaller diameter than the thread; these need to be left protruding by about 1/8 in. (3 mm). The inserts with heads should be tightened fully.
Group of 6 holes
Group of 4 holes
1 5
10
Group of 4 holes
10
Group of 6 holes
5 1
ATL StackLink™ Installation Instructions 41
Chapter 2 Installing the Rack Mount Shelves Installing the Shelves
4 Install the shelves (see figure 30):
a With the shelf slightly retracted, position the shelf in the rack at
the desired mounting height.
b Expand the shelf so that the inserts on each end of the shelf
protrude into the holes in the rack rails and hold the shelf in place.
c Repeat these steps to install the remaining shelf.
Figure 30 Installing the Shelves
Inserts protrude
through the
holes in the rails
5 Install the front shelf clamps (see figure 31):
a Position a front shelf clamp (PN 215812) on the front left rack rail.
The square holes in the front shelf clamp should be aligned with the upper two inserts in the front shelf flange.
b Secure the front shelf clamp to the rack rail using two M4
countersink screws (PN YS42064).
c Repeat these steps to install a front shelf clamp on the front right
rack rail.
42 ATL StackLink™ Installation Instructions
Figure 31 Installing the Front Shelf Clamps
Chapter 2 Installing the Rack Mount Shelves
Installing the Shelves
6 Install the rear shelf clamps (see figure 32):
a Position a rear shelf clamp (PN 215201/01) on the rear left rack
rail, aligning the square hole with the middle insert in the shelf flange.
b Verify that two of the round holes line up with holes in the rack
mount shelf. If two of the holes do not line up, rotate the clamp 180 degrees.
c Secure the rear shelf clamp to the shelf using two M4 countersink
screws (PN YS42064).
d Repeat these steps to install a rear shelf clamp on the rear right
rack rail.
Note: The left and right rear shelf clamps will be oriented
differently from one another.
ATL StackLink™ Installation Instructions 43
Chapter 2 Installing the Rack Mount Shelves Installing the Shelves
Figure 32 Installing the Rear Shelf Clamps
7 Install the clamp strips (see figure 33):
a Position a front shelf clamp (PN 215812) at the front of the front
left rack rail, with the bottom of the clamp approximately 15.5 inches (394 millimeters) above the bottom of the rack mount shelf.
Caution: The top of the front shelf clamp must be no more than
22.75 in. (580 mm) above the bottom of the rack mount shelf.
b Position a clamp strip (PN 217405) behind the front left rack rail,
aligning it with the shelf clamp.
c Insert a screw (PN YS42064) through the upper hole in the front
shelf clamp, through the rack rail, and into the upper hole in the clamp strip.
d Insert a screw (PN YS42064) through the bottom hole in the front
shelf clamp, through the rack rail, and into the bottom hole in the clamp strip.
44 ATL StackLink™ Installation Instructions
Chapter 2 Installing the Rack Mount Shelves
Installing the Shelves
e Repeat steps 7a through 7d to install the front shelf clamp and
clamp strip on the right rack rail.
Figure 33 Installing the Clamp Strips
Clamp strip
Front shelf clamp
8 Tighten the nuts securing the shelves to the shelf extenders.
Once you have installed all the rack mount shelves, proceed to the next chapter, Installing the Libraries
.
Note: The universal rack mount kit contains screws and nuts for
many different types of rack. You will have many of these screws and nuts left over after installing the rack mount shelves and library.
ATL StackLink™ Installation Instructions 45
Chapter 2 Installing the Rack Mount Shelves Installing the Shelves
46 ATL StackLink™ Installation Instructions

3Installing the Libraries

This chapter explains how to install the libraries, including:
Installing the Libraries in the Rack
Installing Tape Drives in the Libraries
Installing the Safety Blanking Panels
Preparing and Inserting Tape Cartridges
Chapter 3
ATL StackLink™ Installation Instructions 47
Chapter 3 Installing the Libr a ri es Installing the Libraries in the Rack

Installing the Libraries in the Rack 3

To install the libraries:
Warning: The ATL M1500 library weighs approximately 54 lbs (24.5
kg). The ATL M2500 library weighs approximately 152 lbs. (69 kg). At least two people are required to lift and install these libraries.
1 Unpack the library modules, referring to the ATL M1500 Library
Unpacking Instructions (PN 6421002) and the ATL M2500 Library Unpacking Instructions (PN 6423000).
Caution: Make sure to remove the StackLink cover plate from
each library.
2 Verify that the rack mount shelves are level and securely fastened to
the rack.
3 With the help of another person, lift the library module onto the rack
mount shelves.
Caution: When sliding the library into the rack, be very careful
not to abrade or disconnect the ribbon cable that connects the vertical shuttle assembly to the control board on the motor assembly. See figure 12 location of this cable.
4 Slide the library all the way into the rack. 5 Press the buttons next to the magazine access doors and open the
doors.
6 Locate the access holes behind the left magazine access doors (see
figures 34 clamp screws.
48 ATL StackLink™ Installation Instructions
and 35). These holes provide access to the rack mount
for the
Figure 34 Rack Mount
o
Clamp Screw Access Holes, ATLM1500
agazine access door
Chapter 3 Installing the Libraries
Installing the Libraries in the Rack
Magazine access do
Access holes for rack mount clamp screws
Figure 35 Rack Mount Clamp Screw Access Holes, ATLM2500
Magazine access doors
Access holes for rack mount clamp screws
ATL StackLink™ Installation Instructions 49
Chapter 3 Installing the Libr a ri es Installing Tape Drives in the Libraries
7 Insert a no. 2 POZIDRIV screwdriver into one of the holes and turn
the rack mount clamp screw clockwise to tighten it fully.
Caution: Do not overtighten the rack mount clamp screw.
As you tighten this screw, a lever protrudes from the side of the library and presses against the back side of the rack rail.
8 Tighten the remaining rack mount clamp screw (or screws) in the
same manner.
9 Close the magazine access doors.
When the screw begins to feel tight, turn it an additional quarter turn and then stop.
10 Repeat steps 3 11 After all the libraries are installed, fully tighten the StackLink vertical
shuttle assembly (see figure 13
through 9 to install any additional library modules.
).

Installing Tape Drives in the Libraries 3

This section explains how to install tape drives in the library. You will need the following tools for this procedure:
•TORX
TORX T-8 screwdriver (if you are installing a drive in drive bays 3
Flat blade screwdriver
®
T-20 screwdriver
through 6 of an ATL M2500)
50 ATL StackLink™ Installation Instructions
Chapter 3 Installing the Libraries
Installing Tape Drives in the Libraries

Installing Tape Drives in an ATL M1500

Figure 36 Installing a Tape Drive in an ATLM1500 Library
To install tape drives in an ATL M1500:
1 At the back of the library, use a TORX T-20 screwdriver to remove the
3
cover plate protecting the drive bay in which you will install the tape drive.
2 Insert the tape drive into the drive bay slowly until the connectors are
seated (see figure 36
).
3 Tighten the tape drive thumbscrew using a flat blade screwdriver. 4 Repeat steps 1
Tape drive
Thumbscrew
through 3 to install another tape drive, if desired.
ATL StackLink™ Installation Instructions 51
Chapter 3 Installing the Libr a ri es
Dri
1
Dri
2
Installing Tape Drives in the Libraries

Installing Tape Drives in an ATL M2500

Figure 37 Drive Bay Numbering, ATLM2500
To install tape drives in an ATL M2500:
1 At the back of the library, use a TORX T-20 screwdriver to remove the
3
cover plate protecting the drive bay in which you will install the tape drive.
Note: The cover plates for drive bays 3 through 6 also have a
TORX T-8 screw that must be removed to access the drive bay.
Note: Populate the drive bays in the following order: drive bay
1, drive bay 2, drive bay 4, drive bay 5, drive bay 6, drive bay 3 (see figure 37
). Drive bay 3 is used only if six drives
are installed in the library.
ve bay
ve bay
Drive bay 6
52 ATL StackLink™ Installation Instructions
Drive bay 5
Drive bay 3 (this drive bay is empty unless a sixth drive is installed)
Drive bay 4
Figure 38 Installing a Tape Drive in an ATLM2500 Library
Chapter 3 Installing the Libraries
Installing Tape Drives in the Libraries
2 Insert the tape drive into the drive bay slowly until the connectors are
seated (see figure 38
Tape drive
Thumbscrew
).
3 Tighten the tape drive thumbscrew using a flat blade screwdriver. 4 Install the appropriate cover plate in the space above the drive.
Note: Two cover plates were provided with the tape drive. The
smaller plate (215982) is used with tape drives on the middle level of the library; the larger plate (215981) is used with tape drives on the bottom level of the library.
ATL StackLink™ Installation Instructions 53
Chapter 3 Installing the Libr a ri es Installing the Safety Blanking Panels
5 Repeat steps 1 through 3 to install any additional tape drives.
Caution: Do not install a drive in drive bay 3. This drive bay is
Caution: Do not attempt to install a sixth drive in the
used only if a sixth drive is installed.
ATL M2500. This procedure requires specialized software tools available only to Quantum-authorized field service personnel. If a sixth drive is desired, please call one of the following numbers to arrange for a professional installation.
North America: 800-284-5101 or 949-725-2100 Europe: +44 1256 848748 Asia/Pacific: +61 (7) 3839 0988

Installing the Safety Blanking Panels 3

Install safety blanking panels over all empty locations in the multiple library stack:
Note: The safety blanking panels are designed to prevent personal
injury or damage to the StackLink mechanism.
1 If the holes in the rack rails are square (untapped), insert caged nuts
into the holes where the front safety blanking panels will be installed.
2 To cover a 4U gap:
a Install a 4U front safety blanking panel (PN 212579) at the front of
the rack, securing the panel with two screws (PN YS42011) and washers (PN YS40404).
b Install a 4U rear safety blanking panel (PN 212502) at the back of
the rack, securing the panel with two screws (PN YS41964).
54 ATL StackLink™ Installation Instructions
Chapter 3 Installing the Libraries

Preparing and Inserting Tape Cartridges

3 To cover a 2U gap:
a Install the 2U front safety blanking panel (PN 212407) at the front
of the rack, securing the panel with two screws (PN YS42011) and washers (PN YS40404).
b Install the two 1U rear safety blanking panels (PN 214218) at the
back of the rack, securing each panel with two screws (PN YS41964) and washers (PN YS41731). Overlap the panels to cover the 2U gap.
4 To cover a 1U gap:
a Install the 1U front safety blanking panel (PN 212406) at the front
of the rack, securing the panel with two screws (PN YS42011) and washers (PN YS40404).
b Install a 1U rear safety blanking panel (PN 214218) at the back of
the rack, securing the panel with two screws (PN YS41964) and washers (PN YS41731).
5 To cover a .5U gap:
a Install the .5U front panel (PN 215941) at the front of the rack,
securing the panel with two screws (PN YS42011) and washers (PN YS40404).
b Install the .5U rear safety blanking panel (PN 214217) at the back
of the rack, securing the panel with two screws (PN YS41964) and washers (PN YS41731).
Preparing and Inserting Tape Cartridges 3
This section explains how to insert tape cartridges into the ATL M1500 and ATL M2500 libraries. This procedure consists of the following steps:
Labeling the tape cartridges
Setting the write-protect switch
Placing cartridges in the library
ATL StackLink™ Installation Instructions 55
Chapter 3 Installing the Libr a ri es Preparing and Inserting Tape Cartridges

Labeling Tape Cartridges

Table 6 Bar Code Label Requirements
Attaching a bar code label to each cartridge enables the library to identify tape cartridges quickly, speeding the inventory process.
3
Note: The ATL M1500 and ATL M2500 libraries are capable of
reading most common bar code formats.
Bar Code Label Requirements
Bar code labels must meet the requirements of the latest revision of the ANSI MH10.8M standard, and should use industry standard Code 39 (3 of 9 code).
The basic requirements are listed in table 6
Label size
Quiet zone
Character height
Bar code characters
2.2 x 0.82 inches (5.59 x 2.08 cm)
0.25 inches (6.4 mm) minimum
0.3 inches (7.6 mm)
one start character, one to six
.
alphanumeric characters, one stop character
3
Ratio of wide to narrow
2.5:1 minimum
element
Applying the Labels 3
1 Label the tape cartridges (see figure 39):
DLT and SDLT cartridges use non-adhesive labels that slide into a slot at the front of the cartridge. Ensure that the label is fully inserted into the cartridge label slot.
LTO cartridges use adhesive labels that adhere to the front of the cartridge.
56 ATL StackLink™ Installation Instructions
Figure 39 Labeling Tape Cartridges
Chapter 3 Installing the Libraries
Preparing and Inserting Tape Cartridges
ABC123L1
Labeling a DLT or SDLT cartridge
Labeling an LTO cartridge
2 Use the same method to apply a cleaning cartridge label to the
cleaning cartridge.
Cleaning cartridge labels are black and white, and their numbers start with the letters CLN.
Setting the Write­Protect Switch
The write-protect switch (see figure 40) controls whether the tape cartridge is write-protected or write-enabled:
3
Write-protecting a cartridge protects the data it contains from being
erased or overwritten. Typically you use this setting when removing the cartridges for storage outside the library.
Write-enabling a cartridge allows new data to be written to the
cartridge or existing data to be modified or erased. This is the setting that cartridges are typically set to when they are inside the library.
Setting the Write-Protect Switch (DLT and SDLT Cartridges)
To write-protect a DLT or SDLT cartridge, move the write-protect switch to the left. An orange tab is visible behind the switch (see figure 40
To write-enable a DLT or SDLT cartridge, move the write-protect switch to the right. The orange tab is not visible when the cartridge is write­enabled.
3
).
ATL StackLink™ Installation Instructions 57
Chapter 3 Installing the Libr a ri es
Writ
h
Preparing and Inserting Tape Cartridges
Figure 40 Setting the Write-Protect Switch (DLT and SDLT Cartridges)
Orange tab
Write-protect switch
Setting the Write-Protect Switch (LTO Cartridges) 3
To write-protect an LTO cartridge, move the write-protect switch to the right (see figure 41
To write-enable an LTO cartridge, move the write-protect switch to the left.
).
Figure 41 Setting the
e-protect switc
Write-Protect Switch (LTO Cartridges)
Slide left
Write­enabled
Write­protected
Slide right
58 ATL StackLink™ Installation Instructions
Chapter 3 Installing the Libraries
Preparing and Inserting Tape Cartridges

Placing Cartridges in the Library

Figure 42 Magazine Release Button
This section explains how to place tape cartridges in the library.
3
Placing Tape Cartridges in an ATL M1500 Library
To place tape cartridges in an ATL M1500 library:
1 Remove the left magazine:
a Press the button next the left magazine access door and open the
door.
b Grasping the handle at the front of the left magazine, pull it
forward until it stops.
c Using a slender object such as a pen, press and hold the magazine
release button (see figure 42
d Pull the left magazine the rest of the way out of the library.
Magazine
release
button
).
3
2 Remove the right magazine:
a Press the button next the right magazine access door and open
the door.
b Grasping the handle at the front of the right magazine, pull it
forward and out of the library.
ATL StackLink™ Installation Instructions 59
Chapter 3 Installing the Libr a ri es Preparing and Inserting Tape Cartridges
3 Insert the cleaning cartridge into the fixed slot behind the left
magazine, orienting it with the label facing outward and the write­protect switch:
Down, if it is a DLT or SDLT cartridge
Up, if it is an LTO cartridge
4 Insert cartridges into each of the magazine slots:
Figure 43 Inserting DLT Cartridges into a Magazine
a Orient the cartridges as described in step 3
.
b Push each cartridge into a slot until the cartridge retaining latch
clicks to hold the cartridge in place.
Caution: The magazines are designed so that you cannot insert
cartridges incorrectly. Do not try to force the cartridges into the slots.
Cartridge
retaining latch
Label Write-protect
switch
5 Insert the magazines into the library, sliding them back until they
click into place.
6 Close the magazine access doors.
60 ATL StackLink™ Installation Instructions
Chapter 3 Installing the Libraries
Preparing and Inserting Tape Cartridges
Placing Tape Cartridges in an ATL M2500 Library 3
To place tape cartridges in an ATL M2500 library:
1 Press the buttons next to the magazine access doors.
The magazine access doors open.
2 Remove the level 1 left magazine:
a Grasping the handle at the front of the level 1 left magazine, pull
it forward until it stops.
Figure 44 Removing the Level 2 Left Magazine
b If the magazine stops after the first slot, perform steps 2
2
e to release it.
c Remove the level 2 left magazine (see figure 44
).
c through
d Reach into the library underneath the level 1 left magazine and
pull down on the release latch (see figure 45
).
ATL StackLink™ Installation Instructions 61
Chapter 3 Installing the Libr a ri es Preparing and Inserting Tape Cartridges
Figure 45 Release Latch
Release latch
e While holding the release latch, pull the level 1 left magazine
forward and out of the library (see figure 46
Figure 46 Removing the Level 1 Left Magazine
62 ATL StackLink™ Installation Instructions
).
Chapter 3 Installing the Libraries
Preparing and Inserting Tape Cartridges
3 Remove each remaining magazine by grasping the handle at the front
of the magazine and sliding it forward and out of the library.
4 Insert cleaning cartridges into the fixed slots.
Note: There is one fixed slot behind each left magazine.
Orient the cartridges with the label facing outward and the write­protect switch:
Down, if it is a DLT or SDLT cartridge
Up, if it is an LTO cartridge
5 Insert cartridges into each of the magazine slots (see figure 43
a Orient the cartridges as described in step 4
.
):
b Push each cartridge into a slot until the cartridge retaining latch
clicks to hold the cartridge in place.
Caution: The magazines are designed so that you cannot insert
cartridges incorrectly. Do not force the cartridges into the slots.
6 Insert the magazines into the library, sliding them back until they
click into place.
7 Close the magazine access doors.
ATL StackLink™ Installation Instructions 63
Chapter 3 Installing the Libr a ri es Preparing and Inserting Tape Cartridges
64 ATL StackLink™ Installation Instructions
4Cabling the
Multiple Library Stack
The library cabling procedure consists of the following steps:
Interlibrary (Control Bus) Cabling
StackLink Motor Connection
SCSI Bus Cabling
Power Cabling
Chapter 4
ATL StackLink™ Installation Instructions 65
Chapter 4 Cabling the Multiple Library Stack Interlibrary (Control Bus) Cabling

Interlibrary (Control Bus) Cabling 4

The intelligent control bus allows the individual library modules in the rack to communicate. To connect this bus:
1 Connect the top library module in the rack to the terminator on the
front of the motor assembly, using one of the library control bus cables provided.
2 Daisy chain the control bus as shown in figure 47
control bus cables provided.
3 Connect the bottom library module in the rack to the I
board, using one of the library control bus cables provided.
, using the library
2
C terminator
66 ATL StackLink™ Installation Instructions
Chapter 4 Cabling the Multiple Library Stack
s
Interlibrary (Control Bus) Cabling
Figure 47 Library Control and StackLink Power Cabling
Library control bus terminator
Library control bu (daisy chained)
This cable completes a loop back to the I2C terminator board
ATL StackLink™ Installation Instructions 67
Chapter 4 Cabling the Multiple Library Stack StackLink Motor Connection

StackLink Motor Connection 4

Once you have completed the interlibrary cabling, connect the StackLink motor cable (PN 214090/01, PN 214080/01, or PN 214070/01) from the StackLink motor to the StackLink motor drive on any of the library modules (see figure 48
Note: The library module that is connected to the StackLink motor
becomes the GUI master.
).
68 ATL StackLink™ Installation Instructions
Chapter 4 Cabling the Multiple Library Stack
StackLink Motor Connection
Figure 48 StackLink Motor Connection
StackLink motor
StackLink motor drive
(Interlibrary cables
omitted for clarity)
ATL StackLink™ Installation Instructions 69
Chapter 4 Cabling the Multiple Library Stack SCSI Bus Cabling

SCSI Bus Cabling 4

Install the SCSI cabling, referring to figure 49, SCSI Cabling Guidelines, and Terminator Power
Note: Notice that the host computer is connected to the robotics
connector on only one of the library modules. This library module is called the SCSI master.
.
70 ATL StackLink™ Installation Instructions
Chapter 4 Cabling the Multiple Library Stack
l
e y
SCSI Bus Cabling
Figure 49 Typical SCSI Bus Connections
The number of drives per bus is determined by the
data transfer performance of the host and drives.
(Interlibrary and StackLink cab
omitted for clarity)
To host adapter (may b connected to any librar module)
Remaining library connectors may be left unterminated
To host adapter(s)
To host adapter(s)
To host adapter(s)
ATL StackLink™ Installation Instructions 71
Chapter 4 Cabling the Multiple Library Stack Power Cabling

SCSI Cabling Guidelines

Terminator Power

Refer to these SCSI cabling guidelines when completing the SCSI cabling:
4
Each device on the SCSI bus must have a unique SCSI ID. The default settings for an ATL M1500 library are: library robotics = 0, tape drive 1 = 1, tape drive 2 = 2. The default settings for an ATL M2500 library are: library robotics = 0, tape drive 1 = 1, tape drive 2 = 2, tape drive 3 = 3, tape drive 4 = 4, tape drive 5 = 15, tape drive 6 = 14.
Terminator must be provided at each end of the SCSI bus (see
Terminator Power
Do not mix low voltage differential (LVD) and high voltage differential (HVD) SCSI devices on the same bus. Ensure that the host adapters match the devices on the bus.
All SCSI cables must be shielded or double shielded to meet EMI specifications.
The maximum total SCSI bus length for an LVD SCSI bus is 40 feet (12 meters).
The maximum total SCSI bus length for an HVD SCSI bus is 82 feet (25 meters).
External terminators must be installed at the end of each SCSI bus. Power for the terminator must be supplied by at least one device on the SCSI
4
bus.
).
In the factory default configuration, the library robotics supplies terminator power. You can turn this terminator power off using the
Terminator Power option on the GUI Configuration screen.

Power Cabling 4

The library power cabling differs depending on whether the library module is an ATL M1500 or ATL M2500:
To connect an ATL M1500 library to AC power, see Connecting an
ATL M1500 Library to AC Power.
To connect an ATL M2500 library to AC power, see Connecting an
ATL M1500 Library to AC Power.
72 ATL StackLink™ Installation Instructions
Chapter 4 Cabling the Multiple Library Stack
P
t
Power Cabling

Connecting an A TL M1500 Library to AC Power

Figure 50 Power Inlet
To connect an ATL M1500 library to AC power:
1 Referring to table 7
4
your library configuration and input voltage.
, select appropriate AC distribution unit(s) for
Warning: AC distribution units (power strips) must be certified
for safety by an agency acceptable to the country of use. For use in the United States and Canada, distribution units must be UL listed and CSA certified. For use in Europe, distribution units must be CE marked. National certifications for other countries depend on local requirements.
2 Connect the power cable (provided in the accessories kit) to the
power inlet on the back of the library (see figure 50 distribution unit.
ower inle
) and to the AC
ATL StackLink™ Installation Instructions 73
Chapter 4 Cabling the Multiple Library Stack Power Cabling
Table 7 ATL M1500 AC Distribution Requirements
# of Library Modules
200-240V 50-60Hz supply voltage (Europe & international, etc.)
Distribution Unit Requirements
100-120V 50-60Hz supply voltage (USA, Canada, Japan, etc.)
1-5 Connect libraries to one AC
distribution unit rated minimum 10A, minimum 1.00mm2 <HAR> cord with minimum 10A plug. Must be 3 wire grounding plug and wall outlet.
6-9 Select one of the following options:
• Connect no more than 5 libraries to each of two AC distribution units rated minimum 10A, minimum
1.00mm2 <HAR> cord with minimum 10A plug. Must be 3 wire grounding plug and wall outlet. The AC distribution units must be plugged into separate outlets served by separate circuit breakers or fuses.
• Connect all libraries to one AC distribution unit rated minimum 10A, minimum 1.00mm2 <HAR> 3 wire cord with 3 wire IEC60309 rated 16A. Must be 3 wire grounding plug and wall outlet and have a ground warning label.
• Connect all libraries to one AC distribution unit rated minimum 10A, minimum 1.00 mm2 <HAR> 3 wire cord permanently wired to the electrical supply. Must be connected with a 3 wire cable and have a ground warning label.
Connect libraries to one UL Listed AC distribution unit rated 15A or 20A, with a minimum 14AWG 3 wire cord, and a 15A or 20A plug. Must be 3 wire grounding plug and wall outlet.
Select one of the following options:
• Connect no more than 5 libraries to each of two AC distribution units rated 15A or 20A, with a minimum 14AWG 3 wire cord, and a 15A or 20A plug. Must be 3 wire grounding plug and wall outlet. The AC distribution units must be plugged into separate outlets served by separate circuit breakers or fuses.
• Connect all libraries to one AC distribution unit rated 20A, with a minimum 14AWG 3 wire cord, with a 20A plug. Must be 3 wire grounding plug and wall outlet.
• Connect all libraries to one AC distribution unit rated minimum 20A, with a minimum 14AWG 3 wire cord, permanently wired to the electrical supply.
74 ATL StackLink™ Installation Instructions
Chapter 4 Cabling the Multiple Library Stack
Distribution Unit Requirements
# of Library Modules
200-240V 50-60Hz supply voltage (Europe & international, etc.)
100-120V 50-60Hz supply voltage (USA, Canada, Japan, etc.)
10 Same requirements as 6-9 above. Same requirements as 6-9 above, but
the AC power distribution unit must also have a ground warning label.
Power Cabling

Connecting an A TL M2500 Library to AC Power

To connect an ATL M2500 library to AC power:
1 Referring to table 8
4
your library configuration and input voltage.
, select appropriate AC distribution unit(s) for
Warning: AC distribution units (power strips) must be certified
for safety by an agency acceptable to the country of use. For use in the United States and Canada, distribution units must be UL listed and CSA certified. For use in Europe, distribution units must be CE marked. National certifications for other countries depend on local requirements.
2 Using one of the short AC power cables provided in the accessory kit,
connect the top power supply to the AC distribution panel on the back of the library (see figure 51
).
3 Using the remaining short AC power cable, connect the bottom
power supply to the AC distribution panel (see figure 51
4 Connect the power cable (provided in the accessories kit) to the
power inlet on the back of the library (see figure 51
) and to the wall
outlet or AC distribution unit.
).
ATL StackLink™ Installation Instructions 75
Chapter 4 Cabling the Multiple Library Stack Power Cabling
Figure 51 Power Inlet
Connect these using a short power cable
Connect this inlet to the wall outlet or AC distribution unit
Connect these using a short power cable
Table 8 ATL M2500 AC Distribution Unit Requirements
Distribution Unit Requirements
# of Library Modules
200-240V 50-60Hz supply voltage (Europe & international, etc.)
1 Connect the library to an AC wall outlet
rated minimum 10A, minimum
1.00mm
2
<HAR> cord with minimum 10A plug. Must be three wire grounding plug and wall outlet.
76 ATL StackLink™ Installation Instructions
100-120V 50-60Hz supply voltage (USA, Canada, Japan, etc.)
Connect the library to one UL listed AC distribution unit rated 15A or 20A, with a minimum 14AWG 3 wire cord, and a 15A or 20A plug. Must be three wire grounding plug and wall outlet.
# of Library Modules
Distribution Unit Requirements
200-240V 50-60Hz supply voltage (Europe & international, etc.)
Chapter 4 Cabling the Multiple Library Stack
Power Cabling
100-120V 50-60Hz supply voltage (USA, Canada, Japan, etc.)
2 Connect both libraries to one AC
distribution unit rated minimum 10A, minimum 1.00mm
2
<HAR> cord with minimum 10A plug. Must be three wire grounding plug and wall outlet.
3 Connect all libraries to one AC
distribution unit rated minimum 10A, minimum 1.00mm2 <HAR> cord with minimum 10A plug. Must be three wire grounding plug and wall outlet.
Connect both libraries to one UL listed AC distribution unit rated 15A or 20A, with a minimum 14AWG 3 wire cord, and a 15A or 20A plug. Must be three wire grounding plug and wall outlet.
Connect all libraries to one UL listed AC distribution unit rated 15A or 20A, with a minimum 14AWG 3 wire cord, and a 15A or 20A plug. Must be three wire grounding plug and wall outlet.
ATL StackLink™ Installation Instructions 77
Chapter 4 Cabling the Multiple Library Stack Power Cabling
78 ATL StackLink™ Installation Instructions

5Completing the Installation

To complete the StackLink installation:
Power up the multiple library stack
Disable unused drive bays
Configure the library
Test the library robotics
Chapter 5

Powering Up the Library 5

To power up the multiple library stack, press the power switch (or switches) on the back panel of each library module (see figure 52
figure 53
Caution: Power up all the library modules in reasonably quick
).
succession; a long delay in powering up the entire multiple library stack could interfere with library initialization.
ATL StackLink™ Installation Instructions 79
and
Chapter 5 Completing the Installation
P
h
Powering Up the Library
Caution: To minimize the effects of inrush current, always turn on
the library modules using these library power switches instead of using the power switches that may be on the AC distribution unit.
Figure 52 Power Switch, ATLM1500
Figure 53 Power Switches, ATLM2500
ower switc
Power switches
80 ATL StackLink™ Installation Instructions
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