0181h Replace the CPU module.

0182h Make sure that another application is not using all extended memory allocated by HIMEM.SYS.

0183h No extended memory. Check installation of the RAM board. Replace the motherboard.

0190h - For 01FFFFFFh and below, replace the

01A0h motherboard. For 02000000h and above, replace the RAM board (each 01000000h represents 16MB).

Hard Disk Tests

0201h

Replace the hard disk. Replace the

 

motherboard.

0202h -

Rerun the test. If error persists, replace the

0204h

hard disk.

0205h

Replace the motherboard.

0207h

Run BIOS Setup and check the hard disk type.

 

Check internal and external hard disk

 

connectors and motherboard connector.

 

Replace the hard disk.

0208h -

Transient DMA error. Rerun the test.

0209h

 

020Ah -

Rerun the test. Run SCANDISK or equivalent.

0211h

 

0220h

Replace the motherboard.

0240h

Replace the hard disk. Replace the

 

motherboard.

0280h

Check internal and external hard disk

 

connectors and motherboard connector.

 

Replace the hard disk.

0281h

Replace the hard disk.

02AAh

Check internal and external hard disk

 

connectors and motherboard connector.

 

Replace the hard disk.

02CCh

Run BIOS Setup and check the hard disk type.

 

Replace the hard disk or the motherboard.

02EEh

For the performance test, run BIOS Setup and

 

temporarily select a drive type that has more

 

than 200 cylinders.

02F1h

Recreate the Hibernate partition, then run

 

FDISK to partition the hard disk.

02F2h

Run FDISK to make one partition active. If

 

necessary, recreate the Hibernate partition,

 

then run FDISK to partition the hard disk.

02F3h

Run FDISK to check for overlapping partitions.

 

If necessary, recreate the Hibernate partition,

 

then run FDISK to partition the hard disk.

02F4h

Check for the presence of a boot sector virus.

 

If necessary, recreate the Hibernate partition,

 

then run FDISK to partition the hard disk.

02F5h

Reformat the partition.

02F6h

Recreate the Hibernate partition, then run

 

FDISK to partition the hard disk.

02FFh

Check internal and external hard disk

 

connectors and motherboard connector.

 

Replace the hard disk. Replace the

 

motherboard.

Floppy Disk Tests

0301h Replace the floppy drive. Replace the motherboard.

0302h

Run BIOS Setup and check the floppy drive

 

type. Replace the floppy drive.

0303h

Insert a floppy disk without write protection.

0304h

Run BIOS Setup and check the floppy drive

 

type. Replace the floppy drive.

0305h

Replace the motherboard.

0307h

Run BIOS Setup and check the floppy drive

 

type. Check the connectors on the floppy drive

 

and motherboard. Replace the floppy drive.

0308h -

Transient DMA error. Rerun the test.

0309h

 

030Ah -

Rerun the test with a good floppy disk. Replace

0310h

the floppy drive.

0311h

Rerun the test with another floppy disk.

0321h -

Replace the floppy drive.

0322h

 

0340h

Replace the motherboard.

0380h -

Make sure the floppy disk is fully inserted.

03AAh

Check the connectors on the floppy drive and

 

motherboard. Replace the floppy drive.

03CCh

Run BIOS Setup and check the floppy drive

 

type. Rerun the test with another floppy disk.

 

Replace the floppy drive. Replace the

 

motherboard.

03EEh -

Check the connectors on the floppy drive and

03FFh

motherboard. Rerun the test with another

 

floppy disk. Replace the floppy drive. Replace

 

the motherboard.

Keyboard Tests

0400h - Replace the motherboard.

0401h

0410h - Check the keyboard flex cable connection.

0414h Replace the keyboard. Replace the motherboard.

0415h Replace the VGA PCA. Replace the motherboard.

0416h - Replace the keyboard. Replace the

0418h motherboard.

Serial Port Tests

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.

0611h

HP OmniBook 4100

Troubleshooting and Diagnostics 3-15