Digital Equipment MD400 Service Manual

MD400Scanner
PocketServiceGuide

Order Number EK-MD400-MC-001

Digital Equipment Corporation

May 1991

The information in this document is subject to change
without notice and should not be construed as a
commitment by Digital Equipment Corporation. Digital
Equipment Corporation assumes no responsibility for
any errors that may appear in this document.

The software described in this document is furnished
under a license and may be used or copied only in
accordance with the terms of such license.

No responsibility is assumed for the use or reliability of
software on equipment that is not supplied by Digital
Equipment Corporation or its affiliated companies.

Restricted Rights: Use, duplication, or disclosure by
the U. S. Government is subject to restrictions as set
forth in subparagraph (c) (1) (ii) of the Rights in
Technical Data and Computer Software clause at DFARS

252.227–7013.
Copyright © Digital Equipment Corporation 1991

Digital Equipment Corporation
All Rights Reserved.

Printed in U.S.A.

DECimage, DECstation, ULTRIX, VAXstation, VMS, and
the DIGITAL logo are trademarks of Digital Equipment
Corporation.

MS-DOS is a trademark of Microsoft Corporation.

This document was prepared and published by
Educational Services Development and Publishing,
Digital Equipment Corporation.

Contents

About This Guide v

1 INTRODUCTION............ 1

1.1 General . . ............... 1

1.2 Hardware Options . . . ...... 1

1.3 Software Options .......... 2

1.4 Product Documents . . ...... 2

1.5 System Configurations ...... 3

1.5.1 PC Environment (Parallel

Interface) .............. 3

1.5.2 VAX Environment (SCSI

Interface) .............. 3

2 INSTALLING THE SYSTEM . . . 4

2.1 Before Installation . . . ...... 4

2.2 Installation .............. 5

2.3 Post-Installation Checks -

Verification ............... 8

3 TROUBLESHOOTING. . ...... 8

3.1 VAXstation Software . ...... 8

3.2 PC Software .............. 8

3.3 Shading Correction . . ...... 9

3.4 Hardware Service Strategy . . 9

3.5 Service Features........... 10

iii

iv Contents

3.6 Self-Tests . ............... 10

3.7 ADF Faults .............. 12

3.8 Unit Diagnostics .......... 12

4 SPARES LIST .............. 16

5 TECHNICAL TIPS........... 17

5.1 Voltage Selection .......... 17

5.2 Limitations of SCSI

Configurations ............ 18

6 FURTHER INFORMATION

AND HELP . ............... 18

Figures

1 DIP Switch Setting For Normal

Operation . . . ............... 7

2 DIP Switch Setting in

Diagnostic Mode ............. 13

Tables

1 Hardware Options .......... 1

2 Software Options ............ 2

3 Product Documents .......... 2

4 Physical Characteristics ...... 5

5 Indicators . . . ............... 7

6 Indicator Displays ........... 11

7 Diagnostics. . ............... 13

8 Unit Diagnostics Tests . . ...... 15

9 FRU List . . . ............... 16

10 MD40X-SK SCSI Interface Kit

FRUs ..................... 16

11 Power Cords . ............... 17

About This Guide

This pocket service guide provides information for
installing and servicing the MD400 scanner.

If you have any comments about this document,
please contact CSSE Solent, for attention of
G. Georgiou @SBP.

v

MD400 Scanner Pocket Service Guide 1

1 INTRODUCTION

1.1 General

The MD400 scanner is a resale of the Ricoh IS50
Image scanner. It is available in 120 Volt and
220-240 Volt variants.

It has an embedded SCSI interface port for
connection to a VAXstation computer, and
a parallel interface port for connection to a
DECstation PC. You must use the appropriate
SCSI or PC interface kit option. The personal
computer (PC) interface kit includes the Ricoh
ISI-8 PC interface card which must be installed in
the DECstation backplane.

The Ricoh DF60 automatic document feeder (ADF)
is available as a separate option.

1.2 Hardware Options

The hardware options are shown in Table 1.

Table 1 Hardware Options

Digital
Option Description

MD400-AAIS50 Image

scanner 120v

MD400-A3IS50 Image

scanner 220-240v

MD40X-DFDF60 Automatic

document Feeder

MD400-BAMD400-AA +

MD40X-DF

MD400-B3MD400-A3 +

MD40X-DF

MD40X-SKSCSI Interface Kit

(VAXstation)

MD40X-PKPC Interface Kit

(DECstation PC)

MD40X-LAReplacement Lamp H2045018 Ricoh

Vendor
Part
Number Vendor

IS50 Ricoh

IS50 Ricoh

DF60 Ricoh

IS50+DF60 Ricoh

IS50+DF60 Ricoh

--

ISI-8 Ricoh

2 MD400 Scanner Pocket Service Guide

1.3 Software Options

The software options are shown in Table 2.

Table 2 Software Options
Description VAX PC Vendor

DECimage Scan
Software V2.1

ProImage V3.10
For Digital MD400

MS-Windows V3.0 No Yes Microsoft
MS-DOS V3.1 or

higher

Yes No Digital

No Yes Software

Dynamics
GmbH

No Yes Microsoft

1.4 Product Documents

The documents shown in Table 3 are available in
TIMABOX.

Table 3 Product Documents
Digital

Part
Number Title

EK­MD400­MC-001

EK­MD400­UG-001

MD400 Scanner Pocket
Service Guide

MD400 Scanner User
Supplement

Order From
(available
July 1991)

P&CS
Northboro
MA

ESSB Galway