Replacing the Option Card Connector Board. . . . . . . . . . .

4-20

Adding Video

Memory .

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

4-21

Installing

the

Video

Chips . . . . . . . . . . . . . . . . . . . . . . . .

4-21

Installing

External

Cache

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

4-23

Installing

the

Cache

Chips . . . . . . . . . . . . . . . . . . . . . . . .

4-24

Upgrading

the

Microprocessor . . . . . . . . . . . . . . . . . . . . . . . .

4-26

Replacing

the Processor Chip . . . . . . . . . . . . . . . . . . . . . . . .

4-27

Post-installation

Procedures . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4-30

Chapter

5

lnstalling and Removing Drives

 

 

 

Installing a Hard Disk Drive in the Internal Drive Bay . . . . . . . .

5-2

Removing the Mounting Frames . . . . . . . . . . . . . . . . . . . . . . . . . .

5-3

Connecting the Hard Disk Drive Cables . . . . . . . . . . . . . . . . . . . . . . . . . .

5-4

Installing the Hard Disk Below the Mounting Bracket. . . . . .

5-8

Installing the Hard Disk On the Mounting Bracket . . . . . .

5-11

Removing a Hard Disk Drive From the Internal Drive Bay . . . . . .

5-13

Installing a Drive in the Upper External Drive Bay . . . . . . . . . . . . . . .

5-14

Connecting

the Drive and Power Cables . . . . . . . . . . . . . . .

5-16

R e m o v i n g a D r i v e f r o m t h e U p p e r D r i v e B a y . . . . . . .

5-18

Reconnecting the Drive and Power Cables to the

 

Diskette Drive in the Lower Drive Bay . . . . . . . . . . . . . . . . . . .

5 - 1 9

Post-installation

Procedures . . . . . . . . . . . . . . . . . . . . . . . . . .

5 - 2 1

Chapter

6

Troubleshooting

 

 

 

 

 

 

Identifying

Your

System

 

6-l

The Computer Will Not Start

6-3

The Computer Does Not Respond

6-4

Keyboard Problems

 

 

6-5

Monitor Problems

 

 

6-5

Diskette

Problems

 

6-6

Diskette

Drive

Problems

 

6-7

Hard Disk

Drive

Problems

6-8

Password

Problems

 

6-9

Software

Problems

 

 

6-10

Printer

Problems

 

6-11

Option Card Problems

 

6-11

Memory Module Problems

 

6-12

v i i