Appendixes, Aoptions and maintenance, Btroubleshooting – Epson Y16499100301 User Manual

Page 10: Cpower-on diagnostics

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Creating and Using Subdirectories . . . . . . . . . . . . . . . .

4-14

Creating subdirectories . . . . . . . . . . . . . . . . . . . . . . .

4-15

Changing directories . . . . . . . . . . . . . . . . . . . . . . . . .

4-16

Using pathnames . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4-17

Copying from one subdirectory to another . . . . .

4-18

Starting an Application Program. . . . . . . . . . . . . . . . . .

4-18

MS-DOS Commands and the Equity LT . . . . . . . . . .

4-19

Using the backlit screen with memory

resident programs . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4-19

Appendixes

A

Options and Maintenance . . . . . . . . . . . . . . . . . . . .

A-1

Connecting a Color Monitor . . . . . . . . . . . . . . . . . . . . .

A-1

Replacing the Backlit Screen Element. . . . . . . . . . . . . .

A-2

Turning Off the Hard Disk . . . . . . . . . . . . . . . . . . . . . .

A-9

Turning off the hard disk first . . . . . . . . . . . . . . . .

A-9

Turning off the hard disk later . . . . . . . . . . . . . . . .

A-9

B

Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

B-1

Error Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

B-1

The Computer Fails to Start Up . . . . . . . . . . . . . . . . . .

B-1

The LCD Screen is Blank. . . . . . . . . . . . . . . . . . . . . . . .

B-2

The Monitor Screen is Blank . . . . . . . . . . . . . . . . . . . . .

B-2

The Computer Does Not Respond . . . . . . . . . . . . . . . .

B-3

Low Battery Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . .

B-3

Diskette Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

B-4

Hard Disk Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

B-5

Software Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

B-5

Printer Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

B-6

C

Power-on Diagnostics. . . . . . . . . . . . . . . . . . . . . . . . .

C-1

System Device Check. . . . . . . . . . . . . . . . . . . . . . . . . . . .

C-1

Clock and CMOS RAM Check . . . . . . . . . . . . . . . . . .

C-2

RAM Check . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

C-2

Keyboard Controller and Keyboard Check. . . . . . . . .

C-3

Floppy Disk Drive Seek Check . . . . . . . . . . . . . . . . . . .

C-3

Hard Disk Controller and Hard Disk Check . . . . . . .

C-4

Con tents

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