IBM AS/400 Gebrauchs- und Pflegehandbuch

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Application

System/400

SY44-3942-00

9402/9404 Models 2xx Repair and Parts

Version 3

Take Note!

----------------------------------------------------------------------------------,

Before using this information and the product it supports,

sure to read the general information under "Notices"

page

First

Edition

(May 1994)

Make sure you are using the proper edition for the level of the product.

Order publications through your

IBM

representative or the IBM branch serving your locality.

you live

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When you send information to IBM, you grant IBM a non-exclusive right to use or distribute the information

any way

believes

appropriate without incurring any obligation to you or restricting your use of it.

International

Business

Machines

Corporation

1994.

All

rights

reserved.

Note to U.S. Govemment Users -Documentation related to restricted rights -Use, duplication or disclosure is subject

restrictions set forth

GSA ADP Schedule Contract with IBM Corp.

Contents

Notices

Safety and

Environmental

Notices

Danger Notices

Caution Notices

Warning Notices

Product Recycling

Product Disposal

Trademarks

and

Service

Marks

. . . . .

vii

. . . . . . . . . . .

vii

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

viii

Chapter 1. Removal and Installation Procedures

.........

1-1

Chapter

Recovery Procedures

..........

2-1

Chapter

Service Referenced Procedures

3-1

Chapter

Parts

Listing

4-1

Appendix A.

Working

with

Electrostatic

Discharge-Sensitive

Parts

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

......

A-1

Appendix

B. Service

Log

8-1

Glossary

G-1

Bibliography

H-1

Part Number Index

1-1

iii

iv AS/400 940219404 Models 2xx Repair and Parts

Notices

References

this publication to IBM products, programs, or services do not imply that

IBM

intends to

make these available

all countries

which IBM operates. Any reference to

IBM product, program,

service

not intended to state or imply that only that IBM product, program, or service may

used.

Any functionally equivalent product, program, or service that does not infringe any of the intellectual prop-

erty rights

IBM

may

used instead of the IBM product, program, or service. The evaluation and

verification of operation

conjunction with other products, except those expressly designated by IBM, are

the

responsibility of the user.

IBM

may have patents or pending patent applications covering subject matter

this document. The fur-

nishing of this document does not give you any license to these patents. You can send license inquiries,

writing, to the

IBM

Director of Commercial Relations, IBM Corporation, 208 Harbor Drive, Stamford, CT

06904, U.S.A.

This publication could contain technical inaccuracies or typographical errors.

This publication may refer to products that are announced but not currently available

your country. This

publication may also refer to products that have not been announced

your country. IBM makes no

commitment to make available any unannounced products referred to herein. The final decision

announce any product

based

IBM's business and technical judgment.

The drawings and specifications contained herein shall not

reproduced

whole or

part without the

written permission of IBM.

IBM

has prepared this publication for use by hardware service representatives

the maintenance or

repair of the specific machines indicated. IBM makes no representations that it is suitable for any other

purpose.

Safety and Environmental Notices

Each safety notice contains a reference number (RSFTxxxx). To see if the safety notice

available

your language, refer to the reference number in the Safety Information book, SA41-3139.

Danger Notices

A danger notice calls attention to a situation that is potentially lethal or extremely hazardous to people.

The following danger notices apply to all procedures

this book.

DANGER

electrical outlet that

not correctly wired could place hazardous voltage on metal parts

of the system or the products that attach to the system. It

the customer's responsibility

to ensure that the outlet

correctly wired and grounded to prevent an electrical shock.

(RSFTD201)

DANGER

To prevent a

possible

electrical

shock

when installing

the

system,

ensure

that

the power

cords

for

all

devices

are

unplugged

before installing

signal

cables. (RSFTD202)

DANGER

To prevent a

possible

electrical

shock

when adding

removing

any

devices

from

the

system,

ensure

that

the

power

cords

for

those

devices

are

unplugged

before the signal

cables are

connected

disconnected.

If possible,

disconnect

all

power

cords

from

the

existing

system

before

you

add

remove a device. (RSFTD203)

DANGER

prevent a

possible

electrical

shock

during

an electrical storm,

not

connect

discon-

nect

cables

station

protectors

for

communications

lines,

display

stations,

printers,

telephones. (RSFTD003)

DANGER

prevent

possible

electrical

shock

from

touching

two

surfaces

with

different

electrical

grounds,

use

one

hand, when possible,

connect

disconnect

signal

cables. (RSFTD004)

DANGER

prevent

power

from

switching

automatically

during

service

procedures,

select

manual

mode

the

system

unit

control

panel. (RSFTD212)

Caution Notices

A caution notice calls attention

a situation that

potentially hazardous to people because of some

existing condition.

CAUTION:

The

circuit

card

contains

lead solder. Do

not

burn. Discard the

circuit

card

instructed

local

regulations. (RSFTC234)

CAUTION:

This

assembly

has a

circuit

card

that

contains

lead solder. Do

not

burn.

Discard the

assembly

instructed

local regulations. (RSFTC235)

Warning Notices

A warning notice indicates the possibility of damage to a program, device, system, or data.

vi AS/400 940219404 Models 2xx Repair and Parts

Product Recycling

This unit contains recyclable materials. The unit should

recycled where facilities are available and

according

local regulations.

some areas

IBM

will provide a product take-back program that ensures

proper handling of the product. Contact your IBM representative for more information.

Product Disposal

This unit may contain batteries that are accessible to certified service personnel only. Before disposing of

the unit, these batteries must be removed and discarded or recycled according to local regulations.

Contact your IBM Representative to remove these batteries.

Notices vii

Trademarks and Service Marks

The following terms, denoted by

asterisk (*)

this publication, are trademarks of the IBM Corporation

the United States or other countries or both:

Application System/400

AS/400

viii AS/400 940219404 Models 2xx Repair and Parts

IBM

OS/400

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