HP Omnibook Xe2 Service Manual
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HP OmniBook XE2 Troubleshooting and Diagnostics 3-9 SymptomCall Center: Suggestions Repair Center: Likely Causes Repair Center: Comments PCMCIA General problems Make sure Card Executive is installed for Windows NT. If the card requires an IRQ, check that there is one available. Check for conflicts or refresh the device list in Device Manager (Windows 95) or Administrative Tools or Control Panel System (Windows NT). Reboot the computer. Try the card in the other slot or in another computer. Check the...
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3-10 Troubleshooting and Diagnostics HP OmniBook XE2 SymptomCall Center: Suggestions Repair Center: Likely Causes Repair Center: Comments Computer pauses or runs sluggishlyMay be normal Windows behavior (background processing can affect response time). If the hard disk has spun down to conserve power, it can take several seconds to spin up. You can hear this. You can run BIOS Setup and change the hard disk time- out to match the Suspend time-out. Certain background operations (such as HP COE virus scans)...
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HP OmniBook XE2 Troubleshooting and Diagnostics 3-11 Diagnostic Tools This section describes the following diagnostic tools you can use for troubleshooting and repairing the OmniBook: · OmniBook hardware diagnostic program (below). · Power-on self-test (page 3-16). · Desktop Management Interface (page 3-20). · BIOS Setup utility (page 3-22). OmniBook Diagnostic Program The OmniBook hardware diagnostic program provides two levels of testing: · User-level testing using the basic hardware test. ·...
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3-12 Troubleshooting and Diagnostics HP OmniBook XE2 · On any computer with World Wide Web access, download the diagnostic software package from the OmniBook website (see page vi), run this file to unpack the files, then run diaginst to create the diagnostic disk. Running the Diagnostic Test 1. Insert the diagnostic disk in the floppy drive—or press F10 in the next step. 2. Reboot the OmniBook. 3. Go through the first several screens. 4. When the hardware detection finishes, check the list of...
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HP OmniBook XE2 Troubleshooting and Diagnostics 3-13 Note that the serial and parallel port tests are more thorough if you connect a loop-back connector to the port before running the test for that port. See the wiring diagrams below. 14 125 13 6 19 5 Figure 3-3. Serial and Parallel Loopback Connectors Interpreting the Results · The following table lists test groups, error codes, and suggestions for follow-up actions. Consider these suggestions in combination with other troubleshooting information....
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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...
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HP OmniBook XE2 Troubleshooting and Diagnostics 3-15 0603h 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. 0604h - 0605hReplace the motherboard. 0606h 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. 0607h Make sure the loop-back connector is installed...
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3-16 Troubleshooting and Diagnostics HP OmniBook XE2 IR Tests (FIR enabled, undocked) 9002h, 9007h - 9008hRerun the test. Replace the motherboard. 9009h Do not run this test in Windows. For the one- unit test, replace the motherboard. For the two- unit test, make sure the IR ports on the reflector and test computers are lined up, replace the IR PCA, replace the motherboard. 900Ah Rerun the test. For the two-unit test, make sure the IR ports on the reflector and test computers are lined up. Replace the IR...
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HP OmniBook XE2 Troubleshooting and Diagnostics 3-17 Table 3-4. POST Terminal-Error Beep Codes Beep CodesPOST Description 1 One short beep before boot 1-2 Search for option ROMs. One long, two short beeps on checksum failure 1-2-2-3 BIOS ROM checksum 1-3-1-1 Test DRAM refresh 1-3-1-3 Test 8742 Keyboard Controller 1-3-4-1 RAM failure on address line xxxx 1-3-4-3 RAM failure on data bits xxxx of low byte of memory bus 1-4-1-1 RAM failure on data bits xxxx of high byte of memory bus 2-1-2-3 Check ROM...
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3-18 Troubleshooting and Diagnostics HP OmniBook XE2 MessageDescription 02B0 Diskette drive A error 02B1 Diskette drive B error Drive A: or B: is present but fails the BIOS POST diskette tests. Check to see that the drive is defined with the proper diskette type in Setup and that the diskette drive is attached correctly. 02B2 Incorrect Drive A type - run SETUP Type of floppy drive A: not correctly identified in Setup. 02B3 Incorrect Drive B type - run SETUP Type of floppy drive B: not correctly...