HP OmniBook 3000 Service Manual page 62

Code Suggestions
Keyboard Test
0400h - Replace the motherboard.
0401h
0410h - Check the keyboard flex cable connection.
0414h Replace the keyboard. Replace the
motherboard.
0415h Check icon PCA connections. Replace the
icon PCA. Replace the motherboard.
0416h - Replace the keyboard. Replace the
0417h motherboard.
Video Test
0900h - Replace the motherboard.
0901h
0903h - Replace the LVDS PCA. Replace the
0906h motherboard.
0907h - Replace the motherboard.
0908h
0909h - Replace the LVDS PCA. Replace the
090Ah motherboard.
090Ch - Replace the motherboard.
090Eh
Serial Port Test
0601h For the external loopback test, make sure
the loopback connector is installed and
constructed properly. For the external or
internal loopback test, replace the
motherboard.
0602h Replace the motherboard.
0603h For the external loopback test, make sure
the loopback connector is installed and
constructed properly. For the external or
internal loopback test, replace the
motherboard.
0604h - Replace the motherboard.
0605h
0606h For the external loopback test, make sure
the loopback connector is installed and
constructed properly. For the external or
internal loopback test, replace the
motherboard.
0607h Make sure the loopback connector is
installed and constructed properly.
Replace the motherboard.
0608h - Replace the motherboard. (If Windows is
0611h running, first disable FIFO for the COM
port, then rerun the test.)
Parallel Port Test
0701h For the external loopback test, make sure
the loopback connector is installed and
constructed properly. For the external or
internal loopback test, replace the
motherboard.
0702h Replace the motherboard.
0703h - Run BIOS Setup and disable ECP for the
0705h parallel port, then rerun the test. Replace
the motherboard.
Modem Diagnostics
1500h Connect and turn on the modem, then
rerun the test. Replace the modem.
3-14 Troubleshooting and Diagnostics
Code Suggestions
1501h Run BIOS Setup and check the IRQ
setting. Check the IRQ setting on the
modem. Replace the modem. Replace the
motherboard.
1502h Replace the modem.
1503h Make sure the modem is connected to a
live phone line. Replace the modem.
Audio Tests
0801h - If this error also occurs for an external
0806h headphone, replace the audio PCA, then
motherboard. Otherwise, check the top
case cable connection. Replace the top
case assembly.
0810h If this error also occurs for an external
headphone, replace the motherboard.
Otherwise, check the top case cable
connection. Replace the top case
assembly.
0812h If this error also occurs for an external
headphone, replace the audio PCA, then
motherboard. Otherwise, check the top
case cable connection. Replace the top
case assembly.
APM Functionality Test and Device APM Test
1100h - Reprogram the system BIOS IC. Replace
1110h the system BIOS IC.
Network Diagnostics
1300h - Check the network card and cable.
1304h
User – Fan Test
8000h If the fan is already running, you will not
hear a change. Check the fan connection.
Replace the heat sink assembly. Replace
the motherboard.
User – FDD Test
8000h Make sure the floppy disk is formatted.
Replace the floppy drive.
User – LCD Test
8000h If the test fails with an external monitor,
replace the motherboard. Otherwise:
- If the shaded-band test fails, check the
display cable connections in the bottom
case, replace the LVDS PCA, replace the
LCD/LVDS cable, replace the
motherboard.
- If only a solid-color test fails, replace the
LCD module.
User – Microphone Test
8000h Check the top case cable connection.
Replace the top case assembly.
User – Suspend Test
8000h Run BIOS Setup and restore default
settings. Reprogram the system BIOS IC.
Replace the system BIOS IC. Replace the
motherboard.
HP OmniBook 3000