3-14 Troubleshooting and Diagnostics HP OmniBook XE2 0180h For the OB 4100 for 01FFFFFFh and below, replace the motherboard. Otherwise, replace the RAM board (each 01000000h represents 16MB). 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. 0184h Remove or swap RAM boards. (OmniBook 4150 must have one RAM board present.) Replace the CPU module, replace the motherboard. 0190h - 01A0h For the OB 4100 for 01FFFFFFh and below, replace the motherboard. Otherwise, replace the RAM board (each 01000000h represents 16MB).
01A1h - 01A4h Replace the CPU module. Hard Disk Tests 0201h Replace the hard disk. Replace the motherboard. 0202h - 0204h Rerun the test. If error persists, replace the 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 - 0209h Transient DMA error. Rerun the test. 020Ah - 0211h Rerun the test. Run SCANDISK or equivalent. 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.
0290h Rerun the test. If the error persists, replace the hard disk. 0293h - 0296h 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 - 0309h Transient DMA error. Rerun the test. 030Ah - 0310h Rerun the test with a good floppy disk. Replace the floppy drive. 0311h Rerun the test with another floppy disk. 0321h - 0322h Replace the floppy drive. 0340h Replace the motherboard. 0380h - 03AAh Make sure the floppy disk is fully inserted. 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 - 03FFh Check the connectors on the floppy drive and motherboard. Rerun the test with another floppy disk. Replace the floppy drive. Replace the motherboard. Keyboard Tests 0400h - 0401h Replace the motherboard. 0410h - 0414h Check the keyboard flex cable connection. Replace the keyboard. Replace the motherboard. 0415h Replace the VGA PCA for OB 4100 only. Replace the motherboard. 0416h - 0418h Replace the keyboard. Replace the motherboard. Serial Port Tests 0601h For the external loop-back test, make sure the loop-back connector is installed and constructed properly.
For the external or internal loop-back test, replace the motherboard. 0602h Replace the motherboard.