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Maintenance and Service Guide 2–1
2
Troubleshooting
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WARNING: Only authorized technicians trained by HP should repair this equipment. All troubleshooting and repair
procedures are detailed to allow only subassembly-/module-level repair. Because of the complexity of the individual boards and
subassemblies, do not attempt to make repairs at the component level or modifications to any printed wiring board. Improper
repairs can create a safety hazard. Any indication of component replacement or printed wiring board modification may void
any warranty or exchange allowances.
This chapter contains troubleshooting information for the docking station. Carefully match the symptoms of
the malfunction against the problem description in the troubleshooting tables to avoid a misdiagnosis. Refer to
Chapter 4, “Removal and replacement procedures,” for all removal and replacement procedures.
Follow these guidelines when troubleshooting:
■ Complete the recommended actions in the order in which they are given.
■ When the problem is resolved, do not complete the remaining troubleshooting steps.
Troubleshooting checklist
When troubleshooting a problem, check the following list for possible solutions before replacing parts:
■ Be sure that cables are connected properly to the suspected defective part.
■ Be sure that all required device drivers are installed.
Problems and solutions
The following tables list possible problems, the possible cause of each problem, and the recommended solution.