Ibm 6643 User Manual download pdf (Page 14)

Notes:

1.

Types

2179

and

6643

computers

default

to

come

up

quiet

(No

Beep

and

no

memory

count

and

checkpoint

code

display)

when

no

errors

are

detected.

2.

Use

Beep

codes

and

the

IBM

Enhanced

Diagnostics

to

diagnose

and

fix

problems.

3.

Check

all

power

supply

voltages

before

you

replace

the

system

board.

(See

“Power

Supply”

on

page

16).

4.

Check

the

hard

disk

drive

jumper

settings

before

you

replace

a

hard

disk

drive.

(See

“Hard

disk

drive

jumper

settings”

on

page

70).

5.

If

you

can

not

run

the

IBM

Enhanced

Diagnostics

program,

go

to

“Undetermined

problems”

on

page

56.

IBM

PC

Enhanced

Diagnostics

The

IBM

PC

Enhanced

Diagnostics

program

uses

a

full

range

of

diagnostic

utilities

to

determine

the

operating

condition

of

the

computer’s

hardware

components.

The

user

interface

is

PC-Doctor

which

serves

as

the

control

program

for

running

the

IBM

PC

Enhanced

Memory

Diagnostics

and

the

suite

of

diagnostic

tests

provided

by

PC-Doctor.

For

a

complete

list

of

error

codes

and

messages,

see

Chapter

5,

“Symptom-to-FRU

Index,”

on

page

35.

Diagnostics

program

download

To

download

the

Diagnostics

program,

do

the

following:

v

Go

to

http://www.ibm.com/pc/us/

v

Select

Support.

v

Select

IntelliStation

or

Type

from

the

″Product

Family″

list.

v

Select

Brand/Product

home

page.

v

Select

Downloadable

files.

v

Select

Diagnostics.

This

diagnostic

diskette

includes:

v

A

user

interface

(WaterGate

Software’s

PC-Doctor)

–

This

interface

serves

as

the

control

program

for

running

both

the

IBM

PC

Enhanced

Memory

Diagnostics

and

the

suite

of

diagnostic

tests

provided

by

PC-Doctor.

v

IBM

PC

Enhanced

Memory

Diagnostics

–

The

memory

diagnostic

tests

determine

which

DIMM

is

defective

and

report

the

socket

where

the

failing

DIMM

is

located.

The

Memory

diagnostics

can

run

a

quick

and

full

test

of

the

system.

Note:

See

“IBM

Enhanced

Diagnostic

error

codes”

on

page

37

for

the

IBM

PC

Enhanced

Diagnostics

error

codes.

Starting

the

IBM

PC

Enhanced

Diagnostics

Program

To

start

the

program:

1.

Shut

down

and

power-off

the

system.

6

Hardware

Maintenance

Manual

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