PRESARIO NOTEBOOK MAINTENANCE AND SERVICE GUIDE 1800 SERIES TROUBLESHOOTING 11
Presario 1800/1800T Series
Models: XL280, XL380, XL381,
and XL390
Keyboard Test Error Codes
Error Code Description Recommended Action
300-xx Failed ID Test The following steps apply to error codes
300-xx through 304-xx:
1. Check the keyboard connection. If
disconnected, turn off the Notebook
and reconnect the keyboard.
2. Replace the k eyboard and retest.
3. Replace the system board and retest.
301-xx Failed Self-Test/Interface Test
302-xx Failed Individual Key Test
304-xx Failed Keyboard Repeat Test
Parallel/Printer Test Error Codes
Error Code Description Recommended Action
401-xx Printer failed or not connected The following steps apply to error codes
401-xx through 403-xx:
1. Connect the printer.
2. Check power to the printer.
3. Install loopback connector on printer
port and retest.
4. Check port and IRQ configuration.
5. Replace the system board and retest.
402-xx Faile d Port Tes t
403-xx Printer pattern test failed