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EK-ALMIA-KU-A01

April 1997

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Document:	DIGITAL Personal Workstation 433a Upgrade Guide
Order Number:	EK-ALMIA-KU
Revision:	A01
Pages:	19
Original Filename:

OCR Text

DIGITAL Personal Workstation
433a Upgrade Guide
Part Number: EK–ALMIA–KU. A01

April 1997

Digital Equipment Corporation
Maynard, Massachusetts

April 1997
Digital Equipment Corporation makes no representations that the use of its products in the manner described in this
publication will not infringe on existing or future patent rights, nor do the descriptions contained in this publication
imply the granting of licenses to make, use, or sell equipment or software in accordance with the description.
Possession, use, or copying of the software described in this publication is authorized only pursuant to a valid
written license from Digital or an authorized sublicensor.
© Digital Equipment Corporation 1997. All rights reserved.
The following are trademarks of Digital Equipment Corporation: DEClaser, DIGITAL, OpenVMS, PATHWORKS,
VAX DOCUMENT, and the DIGITAL logo.
The following are third-party trademarks:
Adobe and PostScript are registered trademarks of Adobe Systems, Incorporated.
Helvetica and Times are registered trademarks of Linotype Co.
Microsoft and MS-DOS are registered trademarks and Windows is a trademark of Microsoft Corporation.

Table of Contents
The 433a Upgrade
Overview ................................................................................................................................ 1–1
Kit Components ............................................................................................................... 1–1
Upgrade Procedures ......................................................................................................... 1–2
Installation.............................................................................................................................. 1–2

Figures
Figure 1-1 Unlocking and Removing the System Cover ......................................... 1–3
Figure 1-2 Removing the MLB .............................................................................. 1–4
Figure 1-3 Installing the Memory........................................................................... 1–5
Figure 1-4 Installing the New MLB ....................................................................... 1–6
Figure 1-5 Moving the Power Cable....................................................................... 1–7
Figure 1-6 Replacing the Speed Button.................................................................. 1–8
Figure 1-7 Replacing the Cover ............................................................................. 1–9

Tables
Table 1-1 SN-PBXBA-CA Kit List ........................................................................ 1–1

iii

Preface
Welcome
This manual describes the upgrade of your DIGITAL Personal Workstation Model 180i,
200i, or 200i(2) to a DIGITAL Personal Workstation Model 433a by replacing the Main
Logic Board (MLB).

Audience
If you are converting your DIGITAL Personal Workstation Model 180i, 200i, or 200i(2) to
a DIGITAL Personal Workstation Model 433a, the information included here is helpful to
you.

Organization of the Information
This guide contains information on upgrading DIGITAL Personal Workstation Models
180i, 200i, or 200i(2) to a DIGITAL Personal Workstation Model 433a. The following
topics (see the Table of Contents for a detailed listing) are covered:
•

Overview lists the contents of the kit and provides and overview of the upgrade
procedures.

•

Installation provides step by step instructions for removing the current MLB and
installing the new one.

Conventions
This guide uses the following conventions:
Example

Description

c:\windows

Monospaced text indicates file names, path names,
directories, or screen text. Each operating system has its
own specific syntax.

[Enter]

Square brackets surrounding text represent a key on the
keyboard.

[Ctrl]+[R]

A plus sign indicates that you press both the keys shown
at the same time.

)

A pointing hand indicates a reference to additional
information.

Abbreviations
This guide uses the following abbreviations:

Abbreviation

Meaning

Compact disc.

CD-ROM

Compact disc read-only memory.

CPU

Central processing unit.

DIMM

Dual inline memory module.

DMA

Direct memory access.

DRAM

Dynamic random access memory.

DROM

Diagnostic read only memory.

EIDE

Enhanced integrated drive electronics.

FDC

Floppy disk controller.

flashROM

Electrically erasable, rewriteable, nonvolatile memory.

A GB suffix to a numerical value indicates size in gigabytes
(for example, 1 GB). A gigabyte equals 1,073,741,824
bytes.

IRQ

Interrupt request.

ISA

Industry-standard architecture.

A Kb suffix to a numerical value indicates size in kilobits
(for example, 512 Kb). A kilobit equals 1024 bits.

A KB suffix to a numerical value indicates size in kilobytes
(for example, 640 KB). A kilobyte equals 1024 bytes.

LED

Light-emitting diode.

MAU

Media adapter unit.

An Mb suffix to a numerical value indicates size in megabits
(for example, 10 Mb). A megabit equals 1,048,576 bits.

A MB suffix to a numerical value indicates size in
megabytes (for example, 550 MB). A megabyte equals
1,048,576 bytes.

MHz

Megahertz.

MII

Media independent interface.

MLB

Main logic board.

Nanoseconds.

NVRAM

Nonvolatile random access memory.

PCI

Peripheral component interconnect.

RISC

Reduced instruction set computing.

ROM

Read only memory.

SCSI

Small computer system interface.

SDRAM

Synchronous dynamic random access memory.

vii

Special Notices
This guide uses four kinds of notices to emphasize specific information.
_______________________ WARNING__________________________
A WARNING indicates the presence of a hazard that can cause personal
injury.
___________________________________________________________
________________________ CAUTION __________________________
A CAUTION indicates the presence of a hazard that can damage hardware or
corrupt software.
___________________________________________________________
_________________________ NOTE____________________________
A NOTE gives general information, such as compatibility with other products or
pointers to other information.
___________________________________________________________
__________________________ HINT ____________________________
A HINT includes suggestions to make your computing tasks easier.
___________________________________________________________

viii

Additional Information Resources
You may wish to consult the following information resources on your DIGITAL Personal
Workstation which were included in your original your DIGITAL Personal Workstation
documentation kit:
•

Quick Setup Guide (order number ER-B30WW-IM. A01) presents a graphical
overview of the DIGITAL Personal Workstation system installation. (Note that not all
DIGITAL Personal Workstation systems will be shipping with USB.)

•

DIGITAL Personal Workstation User Information (order number EK-ALMIA-UI. A01)
provides detailed user information for the installation, operation, and maintenance of
your DIGITAL Personal Workstation.

For other product-related information, we suggest that you consult our Web site at
http://www.workstation.digital.com/. Your distributor or DIGITAL representative also can
provide you with information on products and services.

Feedback
Our readers' opinions about this guide or any other DIGITAL manual is important to us. If
you have any comments, we'd appreciate your taking the time to send us electronic mail at
reader_comments@eng.pko.dec.com.
Please reference order number EK-ALMIA-KU. A01 in your correspondence about this
manual.

1
The 433a Upgrade
Overview
This manual describes the upgrade of your DIGITAL Personal Workstation Model 180i,
200i, or 200i(2) to a DIGITAL Personal Workstation Model 433a.

Kit Components
The kit for conversion of a DIGITAL Personal Workstation Model 180i, 200i, or 200i(2)
to a DIGITAL Personal Workstation Model 433a is shown in Table 1-1. For further
information, see the DIGITAL Systems and Options Catalog (SOC).
Table 1-1 SN-PBXBA-CA Kit List
Part Number

Description

54-24767-01

Main Logic Board

74-51176-38

Speed button

20-47405-D2

SDRAM DIMMs (2)

QB-5L5AA-SA

Software floppy diskettes

EK-ALMIA-KU

Documentation (this manual)

12-36175-01

Wrist grounding strap

DIGITAL Personal Workstation 1–1

The 433a Upgrade

Upgrade Procedures
You will perform the following general steps to upgrade your system.
•

Backup all applications and data.

•

Shut down the system

•

Remove the present Main Logic Board (MLB).

•

Install the new cache memory

•

Install the new MLB.

•

Move the power connector on the riser card.

•

Replace the speed button.

•

Power on the system and reinstall Windows NT.

Installation
________________________ CAUTION __________________________
Do not touch any electronic component unless you are safely grounded. Wear
the grounded wrist strap provided, or touch an exposed metal part of the system
unit chassis. A static discharge from your fingers can result in permanent
damage to electronic components.
___________________________________________________________
To convert your DIGITAL Personal Workstation Model 180i, 200i, or 200i(2) to a
DIGITAL Personal Workstation Model 433a, follow these procedures:
1.

Backup all applications and data.

Shut down your system and all peripheral devices.

Unplug the power cord.
_______________________ WARNING__________________________
Allow at least 15 seconds for the power supply capacitors to discharge
safely.
___________________________________________________________

Remove the system lock, if necessary.

1–2 DIGITAL Personal Workstation

The 433a Upgrade

Locate and loosen the three thumb screws  that fasten the system cover to the rear
panel (see Figure 1-1). Place your thumbs on the upper corners of the system cover,
pull back on the cover, and slide the cover back and away from the system enclosure.
Then lift the cover up and away from the system.

MLO-013575

Figure 1-1 Unlocking and Removing the System Cover

DIGITAL Personal Workstation 1–3

The 433a Upgrade

________________________ CAUTION __________________________
To avoid static discharge damage to sensitive components, wear the wrist
grounding strap provided in your kit.
___________________________________________________________
6.

Remove the keyboard, mouse, and any other external cables attached to the MLB, and
release the two MLB-retaining clips on top of the MLB. (See Figure 1-2.)

Hold onto either end of the MLB as you slide it up and out of the system chassis.

Carefully place the MLB onto a static-free, flat surface.

DEC00949

Figure 1-2 Removing the MLB
9.

Carefully remove the new MLB from its ESD-protected bag and place it onto a staticfree, flat surface.

10. Carefully remove the DIMM modules from their ESD-protected bag.
_________________________ NOTE____________________________
There are three memory banks (J1/J2, J3/J4, and J5/J6) in the system; each bank
consists of two DIMMs; it is suggested that you use bank J5/J6 for this upgrade.
___________________________________________________________

1–4 DIGITAL Personal Workstation

The 433a Upgrade

11. To add memory modules (DIMMs), refer to Figure 1-3 as you perform the following
steps:
a) Install the DIMM  straight into the socket. Position the DIMM so that both the
retaining clips  at the socket ends engage. Pay close attention to the keying on
the DIMM and the socket.
b) Repeat for the remaining module.
J6
J5
J4
J3
J2
J1

1
MLO-013643

Figure 1-3 Installing the Memory

DIGITAL Personal Workstation 1–5

The 433a Upgrade

12. Hold onto either end of the new MLB as you slide it down into the system chassis.
See Figure 1-4.
13. Carefully seat the new MLB onto the connectors inside the system chassis.
14. Lock the MLB-retaining clips over the MLB to secure it.
15. Reconnect the keyboard, mouse, and any other external cables you removed to the
new MLB.

ML014014

Figure 1-4 Installing the New MLB

1–6 DIGITAL Personal Workstation

The 433a Upgrade
14. Move the power connector on the riser card from the Intel connector  to the Alpha
connector . See Figure 1-5.
2

ML014013

Figure 1-5 Moving the Power Cable
15. To replace the speed button with the new 433a speed button, you must first remove
the front bezel. Refer to Figure 1-6 and follow these steps:
a) From the top of the workstation, looking down toward the bottom of the front of
the chassis, view the two tabs from the front bezel that hold the bezel in place and
secure it to the chassis. Find both tabs (one on the left and one on the right).
b) Push both tabs toward the center of the workstation to release the top of the bezel.
c) Gently pull the top of the bezel approximately 1 inch away from the top of the
chassis.
d) Gently, but firmly, pull up on the bezel to unhook the bottom bezel mounts.

DIGITAL Personal Workstation 1–7

The 433a Upgrade

ML014000

Figure 1-6 Replacing the Speed Button
e) From the inside of the bezel, compress the tabs on the speed button  and slide it
through the bezel to the front.
f) To install the new speed button, reverse the procedure above.

1–8 DIGITAL Personal Workstation

The 433a Upgrade

16. Line up the flanges on the inside of the bottom-left portion of the cover so that they
overlap the edge of the chassis body. (See Figure 1-7.)
17. Slide the cover forward to secure it into place. Fasten the system cover with the three
thumbscrews  provided.

MLO-013605

Figure 1-7 Replacing the Cover
17. Plug in the power cord.
18. Power on the system.
19. Reinstall Windows NT. See EK-ALMIA-UI, Windows NT, (in the index) for details.
20. Place the old MLB in the ESD-protected bag which the new one came in and store it
in case you wish to use it in the future.

DIGITAL Personal Workstation 1–9