IBM Aptiva Reference Manual page 67

Error code and description
1780
IDE Primary Channel
Master Drive Error
1781
IDE Primary Channel
Slave
Drive Error
Here's what to do...
1 Make sure the IDE signal cable is properly connected
to the drive and to the system board.
2 Make sure the drive power cable is properly
connected.
3 Enter Setup and make sure that the IDE Primary
Channel Master parameter is set to Auto. For
information on the Setup Utility options, see the
Aptiva online help.
4 If the error still shows after performing the above
steps, replace the IDE drive. It may be defective. For
more information on using the Setup Utility, see
"Using the Setup Utility" on page 71.
1 Make sure the IDE signal cable is properly connected
to the drive and to the system board.
2 Make sure the drive power cable is properly
connected.
3 Enter Setup and make sure that the IDE Primary
Channel Slave parameter is set to Auto. For
information on the Setup Utility options, see the
Aptiva online help.
4 If the error still shows after performing the above
steps, replace the IDE drive. It may be defective. For
more information on using the Setup Utility, see
"Using the Setup Utility" on page 71.
If any of these problems continue after taking the actions
listed, run the diagnostics programs that came with your
computer. If you need service, see "HelpWare support and
services" on page 79.
Responding to error codes
Troubleshooting
63