Compaq Presario 1660 Service Manual page 55

Compaq.com - Compaq Presario 1660 Model Maintenance and Service Guide
202-xx Memory system ROM checksum
failed
203-xx Write/Read test failed
204-xx Address test failed
211-xx Random pattern test failed
214-xx Noise test failed
215-xx Random address test failed
300-xx Failed ID Test
301-xx Failed Selftest/Interface Test
302-xx Failed Individual Key Test
304-xx Failed Keyboard Repeat Test
401-xx Printer failed or not connected
402-xx Failed Port Test
403-xx Printer pattern test failed
Diskette ID drive types test
600-xx
failed
601-xx Diskette format failed
602-xx Diskette read test failed
Diskette write, read, compare test
603-xx
failed
604-xx Diskette random read test failed
605-xx Diskette ID media failed
606-xx Diskette speed test failed
609-xx Diskette reset controller test failed
610-xx Diskette change line test failed
697-xx Diskette type error
Diskette drive speed not within
698-xx
limits
file:///C|/SERVICE%20MANUALS/COMPAQ%20_%20checked%20ok/NOTEBOOKS/PRESARIO%201660/error.html (3 of 4)6/27/2004 3:00:35 AM
Keyboard Test Error Codes
Parallel Printer Test Error Codes
Diskette Drive Test
1. Remove the memory module and
retest.
2. Install a new memory module and
retest.
1. Check the keyboard connection. If
disconnected, turn off the computer
and connect the keyboard.
2. Replace the keyboard and retest.
3. Replace the system board and retest.
1. Connect the printer.
2. Check power to the printer.
3. Install the loop-back connector and
retest.
4. Check port and IRQ configuration.
5. Replace the system board and retest.
1. Replace the diskette media and
retest.
2. Check and/or replace the diskette
power and signal cables and retest.
3. Replace the diskette drive and retest.
4. Replace the system board and retest.