Tests and Diagnostics
3-60
[CONFIDENTIAL]
PORTEGE M780 Maintenance Manual (960-809)
3.21 Head Cleaning
3.21.1 Function Description
This function cleans the heads in the FDD by executing a series of head load/seek and read
operations. A cleaning kit is necessary to perform this program.
3.21.2 Operations
1.
Selecting test
4
from the DIAGNOSTIC MENU and pressing
Enter
displays the
following messages:
DIAGNOSTICS - FLOPPY DISK HEAD CLEANING : VX.XX
Mount cleaning disk(s) on drive(s).
Press any key when ready.
2.
Remove the Diagnostics Disk from the FDD, then insert the cleaning disk and press
Enter
.
3.
When the
“
cleaning start
”
message appears, the FDD head cleaning has begun.
4.
The display automatically returns to the DIAGNOSTIC MENU when the program is
completed.
Summary of Contents for Portege M780
Page 12: ...1 Hardware Overview 1 2 CONFIDENTIAL PORTEGE M780 Maintenance Manual 960 809 ...
Page 44: ...Troubleshooting Procedures 2 2 CONFIDENTIAL PORTEGE M780 Maintenance Manual 960 809 2 ...
Page 114: ...Tests and Diagnostics 3 2 CONFIDENTIAL PORTEGE M780 Maintenance Manual 960 809 3 ...
Page 304: ... CONFIDENTIAL Chapter 4 Replacement Procedures ...
Page 305: ...4 Replacement Procedures 4 ii CONFIDENTIAL PORTÉGÉ M780 Maintenance Manual 960 809 4 ...
Page 415: ... CONFIDENTIAL Appendices ...
Page 416: ...Appendices App ii CONFIDENTIAL PORTEGE M780 Maintenance Manual 960 809 ...
Page 484: ...Appendices Appendix I Reliability I 2 CONFIDENTIAL PORTEGE M780 Maintenance Manual 960 809 ...