HP Color LaserJet 9500 Service Manual - Page 198

Understanding the troubleshooting process Note The troubleshooting process is a systematic approach that addresses the primary problems first, and then other problems, to discover the causes for output device malfunctions and errors. The troubleshooting flowchart on page 198 illustrates the primary steps for troubleshooting. An answer to a troubleshooting question allows troubleshooting to proceed to the next primary step. If an answer indicates that additional testing and correction is needed, proceed to the appropriate section in this chapter and follow the directions there. After completing the additional testing and correcting the problem, proceed to the next primary step. Always follow this process in sequence. Failure to do so can result in increased repair time, difficulty, and expense. This list describes the basic questions to answer and provides the corresponding troubleshooting sections that define the problem(s). "Troubleshooting by Does the printer or MFP perform the initialization and power-on sequence? using the event log and the control panel This section contains the procedures for correcting power supply problems. messages" page 199 "Paper-path test" page 250 Is it possible to perform a paper-path test? This section contains information about troubleshooting paper path and print media problems. "Information pages" page 249 Is the media in use acceptable for this output device? This section contains information about how to identify print media problems and correct them. 196 Troubleshooting ENWW