Compaq TL881/TL891 Family MiniLibrary System Drive Upgrade

Compaq TL881/TL891 Family
MiniLibrary System Drive Upgrade
Procedure
Reference Guide
Second Edition (November 1999)
Part Number ER-TL891-DA. B01 / 127511-002
Compaq Computer Corporation
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Writer: Bob Young Project: Compaq TL881/TL891 Family MiniLibrary System Drive Upgrade Procedure Comments:
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Notice
The information in this publication is subject to change without notice.
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EDITORIAL ERRORS OR OMISSIONS CONTAINED HEREIN, NOR FOR INCIDENTAL OR
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© 1999 Compaq Computer Corporation.
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respective companies.
Compaq TL881/TL891 Family MiniLibrary System Drive Upgrade Procedure Reference Guide
Second Edition (November 1999)
Part Number ER-TL891-DA. B01 / 127511-002
Compaq Confidential – Need to Know Required
Writer: Bob Young Project: Compaq TL881/TL891 Family MiniLibrary System Drive Upgrade Procedure Comments:
Part Number: ER-TL891-DA. B01 / 127511-002 File Name: a-frnt.doc Last Saved On: 11/3/99 9:39 AM
Contents
About This Guide
Text Conventions ................................................................................................... v
Symbols in Text .................................................................................................... vi
Symbols on Equipment .......................................................................................... vi
Getting Help......................................................................................................... vii
Compaq Technical Support ............................................................................ vii
Compaq Website .......................................................................................... viii
Compaq Authorized Reseller ........................................................................ viii
Adding a Second Drive
Introduction............................................................................................................ 1
Parts Location ........................................................................................................ 2
Overall Procedure................................................................................................... 3
Removing and Replacing the Skin Cover (Desktop Models Only)..................... 4
Removing and Replacing the Cover Plate......................................................... 5
Removing and Replacing the Drive Caddy Assembly ....................................... 7
Installing the Second Tape Drive...................................................................... 9
List of Figures
Figure 1.
Figure 2.
Figure 3.
Figure 4.
Parts location .......................................................................................... 2
Removing the skin cover......................................................................... 4
Removing the cover plate........................................................................ 6
Drive caddy ............................................................................................ 7
List of Tables
Table 1 Parts Location ............................................................................................ 2
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Part Number: ER-TL891-DA. B01 / 127511-002 File Name: a-frnt.doc Last Saved On: 11/3/99 9:39 AM
About This Guide
This guide is designed to be used as step-by-step instructions for upgrading
and as a reference for future upgrades.
Text Conventions
This document uses the following conventions to distinguish elements of text:
Keys
Keys appear in boldface. A plus sign (+) between
two keys indicates that they should be pressed
simultaneously.
USER INPUT
User input appears in a different typeface and in
uppercase.
FILENAMES
File names appear in uppercase italics.
Menu Options,
Command Names,
Dialog Box Names
These elements appear in initial capital letters.
COMMANDS,
DIRECTORY NAMES,
and DRIVE NAMES
These elements appear in uppercase.
Type
When you are instructed to type information, type
the information without pressing the Enter key.
Enter
When you are instructed to enter information, type
the information and then press the Enter key.
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vi Compaq TL881/TL891 Family MiniLibrary System Drive Upgrade Procedure
Symbols in Text
These symbols may be found in the text of this guide. They have the following
meanings.
WARNING: Text set off in this manner indicates that failure to follow directions
in the warning could result in bodily harm or loss of life.
CAUTION: Text set off in this manner indicates that failure to follow directions
could result in damage to equipment or loss of information.
IMPORTANT: Text set off in this manner presents clarifying information or specific
instructions.
NOTE: Text set off in this manner presents commentary, sidelights, or interesting points
of information.
Symbols on Equipment
These icons may be located on equipment in areas where hazardous conditions
may exist.
Any surface or area of the equipment marked with these symbols
indicates the presence of electrical shock hazards. Enclosed area
contains no operator serviceable parts.
WARNING: To reduce the risk of injury from electrical shock hazards,
do not open this enclosure.
Any RJ-45 receptacle marked with these symbols indicates a Network
Interface Connection.
WARNING: To reduce the risk of electrical shock, fire, or damage to
the equipment, do not plug telephone or telecommunications
connectors into this receptacle.
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About This Guide vii
Any surface or area of the equipment marked with these symbols
indicates the presence of a hot surface or hot component. If this
surface is contacted, the potential for injury exists.
WARNING: To reduce the risk of injury from a hot component, allow
the surface to cool before touching.
Power Supplies or Systems marked with these symbols
indicate the equipment is supplied by multiple sources of
power.
WARNING: To reduce the risk of injury from electrical shock,
remove all power cords to completely disconnect power from
the system.
Getting Help
If you have a problem and have exhausted the information in this guide, you
can get further information and other help in the following locations.
Compaq Technical Support
You are entitled to free hardware technical telephone support for your product
for as long you own the product. A technical support specialist will help you
diagnose the problem or guide you to the next step in the warranty process.
In North America, call the Compaq Technical Phone Support Center at
1
1-800-OK-COMPAQ . This service is available 24 hours a day, 7 days a week.
Outside North America, call the nearest Compaq Technical Support Phone
Center. Telephone numbers for world wide Technical Support Centers are
listed on the Compaq website. Access the Compaq website at
http://www.compaq.com.
1
For continuous quality improvement, calls may be recorded or monitored.
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viii Compaq TL881/TL891 Family MiniLibrary System Drive Upgrade Procedure
Be sure to have the following information available before you call Compaq:
■
Technical support registration number (if applicable)
■
Product serial number (s)
■
Product model name(s) and numbers(s)
■
Applicable error messages
■
Add-on boards or hardware
■
Third-party hardware or software
■
Operating system type and revision level
■
Detailed, specific questions
Compaq Website
The Compaq website has information on this product as well as the latest
drivers and Flash ROM images. You can access the Compaq website at
http://www.compaq.com.
Compaq Authorized Reseller
For the name of your nearest Compaq Authorized Reseller:
■
In the United States, call 1-800-345-1518.
■
In Canada, call 1-800-263-5868.
■
Elsewhere, see the Compaq website for locations and telephone
numbers.
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Writer: Bob Young Project: Compaq TL881/TL891 Family MiniLibrary System Drive Upgrade Procedure Comments:
Part Number: ER-TL891-DA. B01 / 127511-002 File Name: a-frnt.doc Last Saved On: 11/3/99 9:39 AM
Adding a Second Drive
Introduction
This guide explains how to add a second tape drive to the TL881/TL891
Family MiniLibrary System.
IMPORTANT: All screws that do not use lock washers, captive washers, or lock nuts
must have Loctite 222 applied when parts are reassembled in the field. If you ignore this
step, you might cause premature failure of the mechanism.
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2 Compaq TL881/TL891 Family MiniLibrary System Drive Upgrade Procedure
Parts Location
Figure 1 shows the location of most of the field-replaceable parts.
5
3
6
4
2
1
7
8
9
14
13
12
11
10
SHR-1201
Figure 1. Parts location
Table 1
Parts Location
Figure Legend
1
2
3
4
5
6
7
8
9
:
Description
Magazine door
Door opener/magazine lock
Shuttle cable
Shuttle
Shuttle motor
Drive caddy assembly
Fan
Power supply
Controller PWB
AC power switch
continued
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Adding a Second Drive
Table 1
Parts Location continued
Figure Legend
;
<
Description
Control panel
Unlock/Open button and locked
indicator
=
>
Magazine security lock
Leadscrew
Overall Procedure
NOTE: If the Base Module is part of an expanded TL881/TL891 Family MiniLibrary
System, refer to the Compaq StorageWorks TL881/TL890/TL891 Family MiniLibrary
System Maintenance and Service Guide for information on removing the Base Module
from the MiniLibrary system.
To add a second drive to the Base Module:
1. Remove the skin cover, if present.
2. Remove the cover plate.
3. Remove the drive caddy assembly.
4. Install the new drive.
5. Replace the drive caddy assembly.
6. Replace the cover plate.
7. Replace the skin cover.
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3
4 Compaq TL881/TL891 Family MiniLibrary System Drive Upgrade Procedure
Removing and Replacing the Skin Cover (Desktop
Models Only)
The skin cover is held in place by two captive screws near the top of the front
panel and by two screws on each side of the Base Module (Figure 2).
SHR-1433
Figure 2. Removing the skin cover
Removing
To remove the skin cover from the Base Module:
1. Remove the two screws on each side of the Base Module.
2. Grasp the cover at the lower edge of each side and then lift it straight up.
There are two notches on each side of the cover to help clear the
mounting brackets.
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Adding a Second Drive
Replacing
To replace the skin cover on the Base Module:
1. Slide the skin cover over the module until it touches the front panel.
2. Insert the two screws through the skin cover into the Base Module, but
do not tighten the screws yet.
3. Position the front edge of the skin cover so that it is flush against the
back of the front panel. Tighten the captive screws in the clip nuts.
4. Tighten the two screws into the Base Module.
Removing and Replacing the Cover Plate
Removing
To remove the cover plate from the Base Module:
1. If the Base Module is a desktop model, remove the skin cover as
described in “Removing and Replacing the Skin Cover (Desktop Models
Only).”
2. Disconnect the power and interface cables at the rear of the module.
3. Unscrew the captive screw in the center of the cover plate (Figure 3).
4. Slide the cover plate one-half inch toward the rear of the module.
5. Lift the cover plate off the Base Module.
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5
6 Compaq TL881/TL891 Family MiniLibrary System Drive Upgrade Procedure
Replacing
To replace the cover plate on the Base Module:
1. Place the cover plate on the Base Module so that it overhangs one-half
inch at the rear of the module (Figure 3).
2. Slide the cover plate toward the front of the Base Module until the cover
plate touches the front panel.
3. Tighten the captive screw in the center of the cover plate.
4. Connect the power and interface cables at the rear of the module.
5. If the Base Module is a desktop model, replace the skin cover as
described in “Removing and Replacing the Skin Cover (Desktop Models
Only).”
SHR-120366
Figure 3. Removing the cover plate
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Adding a Second Drive
Removing and Replacing the Drive Caddy Assembly
The drive caddy assembly is an enclosure that holds one or two DLT drives
and the interconnecting cables. The assembly includes the SCSI interface
connectors and cables for the Base Module, the power cables for the drives,
and communication cables from the drives to the controller PWB.
Removing
To remove the drive caddy assembly from the Base Module:
1. Remove the cover plate as described in “Removing and Replacing the
Cover Plate.”
2. Disconnect the SCSI cable connectors
extension cable.
5
2
1, from the controller SCSI
7
1
7
5
3
6
4
4
SHR-1204
Figure 4. Drive caddy
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7
8 Compaq TL881/TL891 Family MiniLibrary System Drive Upgrade Procedure
3. Disconnect the drive power Y cable
connector.
2 from the power supply
3 from the controller PWB end.
5. Remove two M4 x 8 mm flat-head screws 4 from along the upper edge
4. Disconnect the drive 1 RS-422 cable
of the drive caddy assembly.
6. Remove two M4 extension screws
assembly.
5 from the top of the drive caddy
CAUTION: Be careful not to break the door levers when you lift the drive caddy
assembly out of the Base Module in the next step. To prevent this, steady the
caddy so it cannot rock forward as it clears the platform when you’re lifting it
up, and do not allow the door levers to touch the strut across the top of the Base
Module.
7. Grasp the handle on top and lift the drive caddy assembly out of the
Base Module carefully. Make sure you tilt the rear end of the caddy as it
is being removed so the door levers don’t bump against the chassis
crossbrace.
8. Set the drive caddy assembly on the work surface and install the second
tape drive as described in “Installing the Second Tape Drive.”
Replacing
To replace the drive caddy assembly in the Base Module:
CAUTION: Be careful not to break the door levers when you set the drive caddy
assembly down in the Base Module. To prevent this, steady the assembly as you
lower it by the handle so it cannot rock forward as it approaches the platform,
and do not allow the door levers to touch the strut across the top of the chassis.
1. Grasp the drive caddy assembly by the handle, tilt the front end down at
a slight angle, and then lower it into position in the Base Module. Orient
it as shown in Figure 4.
5 at the top of the assembly.
3. Coat the threads of the two M4 x 8 mm flat-head Phillips screws 4 with
2. Replace the two M4 extension screws
Loctite 222, and replace them on the upper edge of the drive caddy
assembly.
4. Connect the drive 0 and drive 1 RS-422 cables
3 to the controller PWB.
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Adding a Second Drive
2 to the power supply connector.
6. Connect the SCSI cable connectors 1 to the controller SCSI extension
5. Connect the drive power cable
cable.
7. Replace the cover plate as described in “Removing and Replacing the
Cover Plate.”
Installing the Second Tape Drive
To install the second tape drive:
7
1. Remove the four 6-32 sems pan-head Phillips screws that hold the
blank panel in place in the drive caddy assembly; there are two on the
top of the assembly (Figure 4) and two on the bottom of the assembly.
2. Slide the blank panel out of the drive caddy assembly.
3. Disconnect the RS-422 cable that is located toward the front on the top
of the drive. Lift the cable clear of the cable clamps and set it aside.
4. Install the door lever on the flattened shaft at the bottom of the drive.
6
5. Slide the drive into the drive caddy assembly. Position the drive so
the threaded holes in the top and bottom of the drive are aligned with the
screw holes.
6. Install the four 6-32 sems pan-head Phillips screws that were removed in
Step 1.
7. Connect the unused connector on the power Y-cable to the drive just
installed.
8. Connect the unused connector on the SCSI cable to the drive just
installed.
9. Install the RS-422 cable supplied with the kit, sliding it under the
clamps so that the connector is adjacent to the connector on top of the
new drive.
10. Install the RS-422 cable removed in step 3 over the top of the new RS422 cable so that the connector is adjacent to the connector on top of the
original drive.
11. Connect the RS-422 cables to the connectors on the top of the drives,
through the holes in the top of the drive caddy assembly.
12. Replace the drive caddy assembly as described in “Removing and
Replacing the Drive Caddy Assembly.”
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9
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Writer: Bob Young Project: Compaq TL881/TL891 Family MiniLibrary System Drive Upgrade Procedure Comments:
Part Number: ER-TL891-DA. B01/127511-002 File Name: b-ch1 Adding a Second Drive.doc Last Saved On: 11/3/99 9:42 AM
Compaq Confidential – Need to Know Required
Writer: Bob Young Project: Compaq TL881/TL891 Family MiniLibrary System Drive Upgrade Procedure Comments:
Part Number: ER-TL891-DA. B01/127511-002 File Name: b-ch1 Adding a Second Drive.doc Last Saved On: 11/3/99 9:42 AM