2–24
Maintenance and Service Guide
Troubleshooting
Flowchart 2.18—Nonfunctioning Keyboard
Y
N
Keyboard
operating
properly
Keyboard
not operating prop-
erly.
External
device
works?
Replace
system
board.
Replace
system
board.
Connect computer
to good external key-
board.
Reseat internal key-
board
connector
(if applicable).
Replace internal
keyboard or
cable.
Y
N
Y
N
Done
Done
Keyboard
operating
properly
Summary of Contents for Compaq nc6220
Page 72: ...4 4 Maintenance and Service Guide Illustrated Parts Catalog Computer Major Components ...
Page 74: ...4 6 Maintenance and Service Guide Illustrated Parts Catalog Computer Major Components ...
Page 76: ...4 8 Maintenance and Service Guide Illustrated Parts Catalog Computer Major Components ...
Page 78: ...4 10 Maintenance and Service Guide Illustrated Parts Catalog Computer Major Components ...
Page 80: ...4 12 Maintenance and Service Guide Illustrated Parts Catalog 4 3 Miscellaneous Plastics Kit ...
Page 82: ...4 14 Maintenance and Service Guide Illustrated Parts Catalog 4 4 Miscellaneous Cable Kit ...