DEC VAXmate Bedienungsanleitung

EK-P500B-SV-002

Service

Guide

mate

Service

Guide

~eptember

1986

May

1987

1987.

The information

this

document

subject

change

without

notice

and

should

not

construed

as a

commitment

Digital

Equipment

Corporation. Digital

Equipment

Corporation

assumes

responsibility

for any errors

that

may

appear

this

document.

The software

described

this

document

furnished

under

license

and may

only

used

copied

accordance

with

the

terms

such

license.

responsibility is assumed for

the

use

reliability

software

equipment

that

not

supplied

DIGITAL

its affiliated

companies.

MS-DOS

is a trademark

Microsoft Corporation.

The following are trademarks

Digital

Equipment

Corporation:

!amaamo'"

DIBOL

RSX

DEC

MASSBUS

UNIBUS

DEC

mate

PDP

VAX

DECsystem-IO

P/OS

VMS

DECSYSTEM-20

Professional

DECUS

Rainbow

Work

Processor

DECwriter

RSTS

Printed

U.S.A.

Contents

Chapter

Overview

1.1

Introduction

.........................................................................................

1-1

1.2

VAXmate Workstation

Components

........................................................

1-3

1.2.1 Monitor

(Amber

Green

Screen)

..................................................

1-6

1.2.2

I/O

Board

......................................................................................

1-6

.2.2.1

Communications

Port

..............................................................

1-6

1.2.2.2

Printer

Port

............................................................................

1-6

1.2.3

CPU Board

.....................................................................................

1-8

1.2.4

Power

Supply

................................................................................

1-8

2.5

RX33 1.2 Mbyte

Diskette

Drive

.....................................................

1-8

1.2.6

Keyboard

.......................................................................................

1-9

1.2.7

Mouse

...........................................................................................

1-9

1.2.8

ThinWire

Ethernet

Cable

...............................................................

1-9

1.2.9

Options

.........................................................................................

1-9

1.2.9.1

2 Mbyte Memory

...................................................................

1-10

1.2.9.2

80287

Coprocessor

..............................................................

1-10

1.2.9.3

Expansion

Box

......................................................................

1-10

2.9.4

Integral

Modem Board

for

North

America

..............................

1-10

1.2.9.5

LA75

Printer

........................................................................

1-10

1.2.9.6

LN03 Plus

Printer

.................................................................

1-11

1.2.10

DIGITAL

ThinWire

Ethernet

Multiport

Repeater

(DEMPR)

..........

1-11

1.2.11

DIGITAL

ThinWire

Ethernet

Station

Adapter

(DESTA)

.................

1-11

1.3

Environmental

and

Electrical

Description

............................................

1-11

Chapter

Troubleshooting

the

VAXmate

Workstation

2.1

Introduction

.........................................................................................

2-1

2.1.1

Diagnostic

Tests

.............................................................................

2-1

2.1.1.1

Power-Up Test

........................................................................

2-1

iii

11111

Contents

2.1.1.2

Extended Self-Test ..................................................................2-2

2.1.1.3

Service Diagnostics .................................................................2-3

2.1.2

Light Emitting Diodes (LEOs) ........................................................2-3

2.2 Troubleshooting Procedure ...................................................................2-5

2.3 Power-Up Test ......................................................................................2-6

2.3.1 System Halt .................................................................................2-15

2.3.2

CPU

Board]umpers

.....................................................................2-15

2.3.3

Error Numbers.............................................................................2-16

2.3.4

What To Do

the

VAXmate Power Shuts Down............................

2-18

2.3.4.1 Thermal Shutdown/Overvoltage ............................................2-19

2.3.4.2

Overcurrent Shutdown..........................................................2-19

2.3.4.3

Blown Fuse

Short

Circuit

..................................................2-20

2.4 Extended Self-Test ..............................................................................2-22

2.4.1 Exceptions to Testing Results.......................................................2-26

2.4.1.1

the

Customer Reports a Modem Problem............................

2-26

2.4.1.2

New Expansion Box ..............................................................

2-26

2.4.1.3

New Hard Disk

Expansion Box..........................................2-27

2.4.1.4

Printing Erroneous Characters......................................2-

2.5 Service Diagnostics .............................................................,...............

2-27

2.5.1 System Errors Versus Diagnostic Errors .........................................

2-28

2.5.2

Previously

Detected

Error ............................................................

2-28

2.5.3 Main Diagnostic Menu .................................................................2-29

2.5.4

Selecting a Mode from Main Diagnostic Menu...............................2-33

2.5.5 System Test Mode ........................................................................2-33

2.5.5.1 Test

Option

Menu .................................................................2-34

2.5.5.2

System Test Requirements .....................................................

2-37

2.5.5.3

System Test Execution...........................................................2-42

2.5.6

Individual Tests.......................................................................·.....2-44

2.5.7

New Diagnostic Installation .........................................................

2-47

2.5.8

~rror

Log Mode............................................................................

2-48

Chapter

ThinWire

Ethernet

3.1 Introduction .........................................................................................3-1

3.2

ThinWire Network Hardware Components .............................................3-1

3.2.1 ThinWire Network Terms...............................................................3-3

3.3

ThinWire Network Troubleshooting.......................................................3-6

3.4

Installation Guidelines..........................................................................3-7

3.5

Installation Procedures .........................................................................3-9

3.5.1 ThinWire Network and VAXmate Server .........................................3-9

3.5.2

ThinWire Network

with

MicroVAX

II Computer Server .................3-11

Contents

IIIII

3.5.3

Adding a Workstation

End

ThinWire Segment .......................

3-13

3.5.4

Adding a VAXmate Workstation to Middle

Existing

Segment ......................................................................................3-14

3.6

ThinWire Local Area Network (LAN) Example ....................................

3-15

3.7

ThinWire Network Map

and

Worksheet ...............................................

3-16

Chapter

Monitor

Adjustments

4.1

Introduction

.........................................................................................4-1

4.2

Brightness

and

Contrast Adjustment.......................................................4-2

4.3

Internal

Monitor Adjustments ................................................................4-3

4.3.1

Horizontal Hold.............................................................................4-5

4.3.2

Cutoff............................................................................................4-6

4.3.3

Width

Coil ....................................................................................4-7

4.3.4

Height -

400

Line Mode ................................................................4-8

4.3.5

Centering Rings .............................................................................4-9

4.3.6

Rotation.......................................................................................4-11

4.3.7

Video Compensation ....................................................................

4-12

4.3.8

Height -

250

Line Mode..............................................................4-13

4.3.9

Focus ..........................................................................................

4-13

Chapter

FRU

Replacement

5.1

Introduction

.........................................................................................5-1

5.2 Before

You

Replace Any

FRUs

...............................................................5-3

5.3 Replacing

FRUs

.....................................................................................5-4

5.3.1 Turning

Off

Power

and

Unplugging External Cables.......................5-4

5.3.2

Separating

the

Expansion Box from

the

System

Unit

.......................5-5

5.3.3

Fuse Replacement ..........................................................................5-6

5.3.4

Opening

the

System Unit Back Door ..............................................5-7

5.3.5

System Unit Back Door Removal.....................................................5-8

5.3.6

System Unit Cover Removal..........................................................5-11

5.3.7

2 Mbyte Memory Replacement......................................................5-13

5.3.8

Modem Board Replacement ..........................................................5-14

5.3.9

Math Coprocessor

(80287)

Replacement.....................................

.5-16

5.3.10

Speaker Replacement .................................................................

5-18

5.3.11

Monitor Board

RemovaL

............................................................

5-20

5.3.12

CRT Handling Precautions .........................................................5-25

5.3.13

CRT Assembly Removal ..............................................................5-

5.3.14

CRT Assembly Installation..........................................................5-31

5.3.15

Diskette Drive Removal..............................................................5-33

5.3

Diskette Drive Installation .........................................................5-36

11111

Contents

5.3.17

CPU Board Removal

..................................................................

.5-37

5.3.18

CPU Board Installation

...............................................................

5-42

5.3.19

Power

LED

Removal

...................................................................

5-44

5.3.20

Power

LED

Installation

...............................................................

5-45

5.3.21

IjO-Video

Board Removal

..........................................................

5-46

5.3.22

IjO-Video Board

Installation

.....................................................

.5-49

5.3.23

Power

Supply

Board Replacement

..............................................

.5-50

5.3.24

Expansion Box Cover Removal

..................................................

.5-50

5.3.25

Hard Disk Drive Removal

...........................................................

5-52

5.3.26

Hard Disk Drive Removal

with

Fan Present..

...............................

5-54

5.3.27

Hard Disk Drive

BAse

Plate Removal..

........................................

.5.56

5.3.28

ReadjWrite

Board Removal from

the

Hard Disk ..........................

5-57

5.3.29

ReadjWrite

Board

Installation

...................................................

.5-59

5.3.30

Removing Skid Plate from

New

Hard Disk

..................................

5-61

5.3.31

Hard Disk Drive

Installation

.......................................................

5-62

5.3.32

Gaining

Access

the

Expansion Box Card Cage

.......................

.5-64

5.3.33

Hard Disk

Controller

Replacement

.............................................

5-65

5.3.34

Option

Replacement

the

Expansion Box

................................

.5-66

5.3.35

Option

Backplane Replacement

..................................................

5-67

5.3.36

Expansion Box Fan Replacement

................................................

5-68

5.3.37

Expansion Box

Power

Connector

and

Bridge Replacement...........

5-70

5.3.38

Expansion Box

Power

Regulator Replacement

............................

.5-72

Appendix

Part

Numbers

...........................................................A-1

Appendix

Test

Descriptions

.....................................................

B-1

B.l

Introduction

.........................................................................................

B-1

Appendix

Error

Numbers

........................................................ C-1

Tables

Table 1-1

Table 1-2

Table 2-1

Table 2-2

Table 4-1

Table 5-1

Electrical

Description

..............................................................

1-12

Expansion Box

Power

Consumption

(Maximum)

......................1-13

LED

Function

.............................................................................

2-5

Symptoms

................................................................................

2-11

Adjustments, Patterns,

and

Control

Locations

..............................

.4-3

FRUs

and

Removal/Replacement

Procedures

Paragraph

Numbers

....................................................................................

5-2

Contents

11111

Table A-I

Table

A-2

Table

A-3

Table

A-4

Table

A-5

Table C-1

Table C-2

Table C-3

Table C-4

VAXmate Workstation

Recommended

Spares

................................

A-2

Printer

Components

...................................................................

A-4

Base System

...............................................................................

A-4

Networking

Components

............................................................

A-5

Country

Specific

Components

.....................................................

A-6

ROM

Diagnostics Error

Numbers

...............................................

C-1

Service Diagnostics Error

Numbers

............................................

C-4

Install

New

Diagnostics Error Messages

...................................

C-

System Error Messages

.............................................................

C-22

Figures

Figure 1-1 VAXmate Workstation

...............................................................

1-2

Figure 1-2 VAXmate Workstation Block Diagram

........................................

1-5

Figure 1-3 I/O-Video Baord Block Diagram

................................................

1-7

Figure 2-1

LED

Locations

..........................................................................

2-4

Figure 2-2

ROM

Diagnostic Test

Sequence

(Sheet

..........................

2-7

Figure 2-2

ROM

Diagnostic Test

Sequence

(Sheet

..........................

2-8

Figure 2-2

ROM

Diagnostic Test

Sequence

(Sheet

..........................

2-9

Figure 2-3 CPU

BoardJumpers

................................................................

2-16

Figure 2-4

Inserting

the

Diskette

.............................................................

2-23

Figure 2-5

Extended

Self-Test Keys

..........................................................

2-23

Figure 2-6 Sample

Configuration

Display

.................................................

2-24

Figure 2-7 Restarting Service Diagnostics

.................................................

2-28

Figure 2-8

ROM

Diagnostic Error

.............................................................

2-29

Figure 2-9 Main Diagnostic Menu

............................................................

2-30

Figure

2-10

Service Diagnostics Mode

Selection

Keys

...............................

2-33

Figure 2-11 Test

Option

.................................................................

2-34

Figure 2-12

Prompt

Error

...................................................................

2-35

Figure

2-13

Loop

Error

.......................................................................

2-36

Figure

2-14

System Test

Requirements

.....................................................

2-37

Figure

2-15

Assembling

the

Network

Port

Loopback

Connector

................

2-38

Figure

2-16

Disconnecting

from

the

Network

..........................................

2-39

Figure

2-17

Disconnecting

Mouse,

Printer,

and

Figure

2-18

Figure

2-19

Figure

2-20

Figure 2-21

Figure

2-22

Communications

Cables

........................................................

2-40

Installing

Loopback

Connectors

............................................

2-41

System Test

Execution

..........................................................

2-43

Individual

Test Menu

............................................................

2-45

Individual

Test

Execution

.....................................................

2-46

Sample Error Log

..................................................................

2-49

vii

IIIII

Contents

Figure 3-1

Figure 3-2

Figure 3-3

Figure 3-4

Figure 3-5

Figure 3-6

Figure 3-7

Figure 3-8

Cable

Components

...................................................................

3-2

Two Sample

ThinWire

Networks

...............................................

3-2

DIGITAL Faceplate

....................................................................

3-5

Correct

and

Incorrect

ThinWire Segment

Installation

................

3-8

ThinWire

Network

with

a VAXmate Server..............................

3-10

ThinWire

Network

with

MicroVAX II Server

............................

3-11

Adding a VAXmate Workstation

End

Existing Segment .....

3-13

Adding a VAXmate Workstation

Middle

Existing

Segment

...............................................................................

3-14

Figure

3-9 Sample

ThinWire

LAN

............................................................

3-15

Figure 4-1 Brightness

and

Contrast Controls

..............................................

4-2

Figure 4-2 Monitor Board Controls

.............................................................

4-4

Figure 4-3 Horizontal

Hold

......................................................................

.4-5

Figure 4-4

Cutoff

Adjustment

...................................................................

.4-6

Figure 4-5

Width

Measurement

.................................................................

.4-7

Figure 4-6

Height

Measurement

................................................................

.4-8

Figure 4-7

Centering

Measurement

...........................................................

.4-9

Figure 4-8 Yoke

Centering

Rings

............................................................

.4-10

Figure 4-9 Rotation Measurement

...........................................................

.4-11

Figure 5

-1

Cable Locations

........................................................................

5-4

Figure 5-2 Separating

the

Expansion Box from

the

System

Unit

..................5-5

Figure 5-3 Fuse Location

..........................................................................

.5-6

Figure 5

-4

Opening

the

Back

Door

............................................................

5-7

Figure 5-5 Removing

the

Back

Door

Screws

...............................................

5-8

Figure 5-6 Swinging

the

Door

.............................................................

.5-9

Figure 5-7 Releasing

the

Links

Remove

the

Door

.................................

5-10

Figure 5-8 Removing

the

Cover

...............................................................

5-11

Figure 5-9 Board Locations

.....................................................................

.5-12

Figure

5-10

Removing

the

2 Mbyte Memory Board

...................................

5-13

Figure 5-11 Removing

the

Modem Board

.................................................

5-14

Figure 5-12 Modem

Board]umper

Locations

............................................

5-15

Figure

5-13

Installing

the

80287

Coprocessor..

......................................

.5-16

Figure

5-14

Special

Option

Installed

Label..

...........................................

.5-17

Figure

5-15

Removing

the

Speaker

.........................................................

.5-19

Figure

5-16

Webbed

Shield

....................................................................

.5-20

Figure

5-17

Discharging

the

Anode

.........................................................

5-21

Figure

5-18

Removing

the

Anode

Connector

...........................................

.5-22

Figure

5-19

Monitor Board

Screw

............................................................

5-23

Figure

5-20

Unplugging

Cables

and

Pushing

the

Anode

Wire

Through

the

Shield

............................................................................

5-24

viii

Figure 5-21

Figure 5-22

Figure 5-23

Figure 5-24

Figure 5-25

Figure 5-26

Figure 5-27

Figure 5-28

Figure 5-29

Figure 5-30

Figure 5-31

Figure 5-32

Figure 5-33

Figure 5-34

Figure 5-35

Figure 5-36

Figure 5-37

Figure 5-38

Figure 5-39

Figure 5-40

Figure 5-41

Figure 5-42

Figure 5-43

Figure 5-44

Figure 5-45

Figure 5-46

Figure 5-47

Figure 5-48

Figure 5-49

Figure 5-50

Figure 5-51

Figure 5-52

Figure 5-53

Figure 5-54

Figure 5-55

Figure 5-56

Contents

IIIII

Removing Connectors, Lug, Spring,

and

Braided

Ground

Straps

.................................................................................

5-27

Disconnecting

Power

LED

Cable

..........................................

.5-28

Removing

the

Four Bezel Screws

and

the

Top Screw .............5-29

Removing

the

CRT Assembly

................................................

.5-30

CRT Installation

...................................................................

Removing Cables, Screws,

and

Heat

Shield

...........................

.5-33

Sliding Drive

and

Housing

Out

the

System

Unit

................5-34

Sliding

the

Diskette Drive from Its Housing ..........................5-35

Jumper

FG Location

(Diskette

Drive)

...................................

.5-37

Removing

LED

Cable

and

Plastic Dress Bezel ........................5-38

Power

Supply

Ground

Wire

.................................................

.5-39

Lifting

Out

Power Supply,

1j0-Video,

and

CPU Boards..........5-40

CPU Board

Components

and

Jumpers

....................................

5-41

Removing

the

Power

LED

Assembly

.................................

5-44

Replacing

the

Power

LED

Assembly

.......................................

5-45

Mounting

Screws

.................................................................

.5-46

Removing

the

I/O-Video Board

Bezel..

.................................

.5-47

Removing

the

I/O-Video

Board Shield

...................................

5-48

Removing

the

Expansion Box Cover

......................................

5-51

Hard Disk Drive Cables

and

Screws

......................................

5-53

Hard Disk Drive Removal

with

Fan Present

..........................

.5-54

Removing Base Plate

............................................................

.5-56

ReadjWrite

Board Screws

and

Washers

.................................

.5-57

Removing Connectors 1

and

2 ..............................................5-58

Removing

Connector

3 .........................................................5-59

Jumper

Setting for Drive Select

............................................

.5-60

Removing Skid Plate

.............................................................

5-61

Replacing Base Plate

............................................................

.5-62

Hard Disk Drive Installation

................................................

.5-63

Gaining

Access

the

Card

Cage

.........................................

.5-64

Removing Hard Disk

Controller

...........................................

.5-65

Removing

Option

Board

.......................................................

.5-66

Removing Backplane

............................................................

.5-67

Removing Fan

......................................................................

.5-69

Removing Bridge

and

Power

Connector

................................

.5-71

Power

Regulator Board

.........................................................

5-73

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HP ProDesk 400 G5 Handbuch

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